National welding Training and Certification Scheme (NWTCS)

 

SCHEME: 1

1.0      Scheme Name:              Certification Scheme for MMAW- Foundation

  •       Scheme Code:                MMAW-F
  1.       Scope of Certification:

   

To certify a candidate with respect to his competency in Carrying out Basic level of Manual Metal Arc Welding

      Covering the following:

  1.  Preparation of equipment and materials for welding operation.
  2. Carrying out gas-cutting operations of plate materials prior to welding if required.
  3. Carry out welding of non-critical structure by MMAW Process.
  4. Preparation of basic weld joints for assessment of quality.
  5. Safe working practices.

  1.3   Job and task description:

  • Should be able to read understand relevant WPS, WPQR, Work instructions and have basic understanding of the process.
  1. Should be able to carry out welding of carbon steel by MMAW process of non-critical structure such as grills, gates, furniture, light structure work, etc.
  2. Use of correct welding equipment, raw materials and welding consumables.
  3. Should be able to prepare fillet and butt weld joints on carbon steel plates and sheets in different welding positions using MMAW process.
  4. Should be able to do gas cutting.
  5. Should be conversant with hazards of gas cutting and different arc welding processes and correct precautions to be adopted.

 1.4. Required competence:  

  • The candidate should be able to perform manual metal arc welding (MMAW).
  • for producing fillet and groove welds on carbon and low alloy steels in 1G (groove joints) and in 2F (H-V fillet) and 3F (Vertical up fillet) using correct equipment, raw materials and welding consumables and carry out welding operations in a safe manner ensuring safety for self and others.
  1. Should be conversant with hazards of gas and arc welding and correct precautions to be adopted.
  2. Should be able to do gas cutting.
  3. Should have a basic idea of the MMAW and Gas Welding/Cutting Process and equipment.

 

1.5    Required ability:

  • Normal health, eyesight and color perception. Minor disabilities which do not affect the performance may be allowed with the discretion of IIWIC. (Example: eyesight corrected with glasses).

 

1.6    Prerequisites:

1.6.1 Prerequisite for access to the course:

  1. Class VIII pass with knowledge in regional language and basic English Vocabulary (May be relaxed in special cases e.g., for SC/ST/OBC, School dropout etc.).
  2. The candidate should be of minimum 18 years of age on the date of application for certification

1.6.2 Prerequisites for certification:

  1. Successfully completed a training course as per the relevant IIWIC guideline and curriculum in any Training Institute.

OR

  1. The candidate may be considered for certification if he has minimum 6 months experience or has been previously trained in this job for a sufficient period of time.

1.7 Required code of conduct:

            The candidate should behave in a professional and disciplined manner so as not to affect the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

 

1.8   Certification criteria/process requirements:

1.8.1 Initial certification: 

  1. Satisfactory Prerequisites.
  2. Satisfactory assessment result.

1.8.2 Recertification:

  1. Satisfactory performance record during the period of certification as reported by employer.
  2. No recorded substantiated complaints at the time of recertification.
  3. Satisfactory assessment result.
  4. Medical report: Normal health, eyesight and color perception.

1.9   Assessment Methods:

1.9.1 Initial certification: Satisfactory outcome in:

  1. Written test
  2. Viva voce
  3. Practical test.

1.9.2 Recertification:

  1. Satisfactory outcome in Practical test
  2. Performance record during the period of certification

1.9.3 Validity of certification/recertification:  3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but 

not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

 

2.0 Course Duration: Minimum 3 Weeks

 

SCHEME: 2

 

1.0 Scheme Name:   Certification Scheme for GMAW – Foundation

1.1 Scheme Code:     GMAW-F

1.2 Scope of Certification:   

  1. a) Preparing the equipment and materials for welding operation.
  1. Gas cutting operations of plate/pipe prior to welding.
  2. Basic weld joints preparation.
  3. Welding of basic structure by GMAW process. 
  4. Safe working practices.

 

1.3 Job and task description:  

  1. a) Read and understand relevant WPS, WPQR, Work instructions and have basic 

           understanding of the process.

  1. Should be able to do gas cutting.
  2. Carry out weld joint preparation.
  3. Use of correct welding equipment, raw material and welding consumables.
  4. Carry out Welding by GMAW for joining of plate/pipe materials etc.
  5. Understanding the process, equipment, consumables including selection of shielding gases, gas mixtures for particular applications.
  6. Conversant with hazards of gas cutting and different arc welding processes and adopting proper precaution.

 

1.4 Required Competence:

     

  1. a) Carry out GMAW welding.
  1. Understanding the process, equipment and consumables.
  2. Gas cutting of sheet/plate from 3mm to 8mm thickness.
  3. Joint preparation.
  4. The candidate should be able to perform Gas Metal Arc welding (GMAW) for producing 2F (Horizontal-vertical) and multi-run 3F (Vertical-up) fillet joints on 6-8mm plates and be able to prepare single ‘V’-60o Butt joint on 8 mm plate in 1G (Down hand) position. Should be able to prepare tube to plate welds in 2F and 5F positions with dip transfer using Argon-CO2 gas.
  5. Should be conversant with hazards of gas and arc welding and precautions to be adopted.

1.5 Required ability:

Normal health and eyesight and color perception. Minor disabilities which do not 

affect the performance may be allowed with the discretion of the IIWIC.

  (Example: eyesight corrected with glasses).

1.6 Pre-requisites:

 

1.6.1 Pre-requisites for access to the course:               

  1. a) Class VIII pass with knowledge in regional language and basic English Vocabulary.

(May be relaxed in special cases e.g., for SC/ST/OBC, School dropout etc.)

  1. b) The candidate should be of minimum 18 years of age on the date of application for   certification.

1.6.2 Pre-requisites for certification:                

  1. a) Successfully completed a training course as per the relevant IIWIC guideline and curriculum in any Training Institute.

       Or

  1. b) The candidate may be considered for certification if he has minimum 6 months     

          experience or has been previously trained in this job for a sufficient period of time.

 1.7 Required code of conduct:      

      The candidate should behave in a professional and disciplined manner so as not to affect      the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

1.8 Certification criteria/ process requirements:

1.8.1 Initial certification    

  1. a) Satisfactory Prerequisites.
  2. b) Satisfactory assessment result      

1.8.2 Recertification:           

  1. a) Satisfactory performance record during the period of certification as reported by employer.
  2. b) No recorded substantiated complaints at the time of recertification.
  3. c) Satisfactory assessment result.

1.9 Assessment methods:

1.9.1 Initial certification:      Satisfactory outcome in

  1. Written test
  2. Viva voce
  3. Practical test

1.9.2     Recertification              

  1. a) Satisfactory outcome in Practical test
  2. b) Performance record during the period of certification

1.9.3 Validity of certification/ recertification: 3 Years.

 

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but 

not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

 

2.0   Course Duration:                             Minimum 3 Weeks.

 

SCHEME: 3

 

1.0 Scheme Name: Certification Scheme for GTAW – Foundation

1.1 Scheme Code: GTAW-F

 

1.2 Scope of certification:

  1. a) Basic level of Gas Tungsten Arc Welding
  2. b) Preparing of equipment and materials for welding operation.
  3. c) Gas/plasma cutting operations of materials prior to welding.
  4. d) Basic weld joints preparation for assessment of quality.
  5. e) Welding of basic structure by GTAW process.
  6. f) Safe working practices.

 

1.3 Job and Task description: 

  1. a) Read and understand relevant WPS, WPQR, Work instructions and have basic 

                understanding of the process.

  1. Carry out weld joint preparation.
  2.  Carry out Basic Gas Tungsten Arc Welding for joining of light sheet metal structures and thin carbon and stainless steel plate etc.
  3. Use of correct welding equipment, raw material and welding consumables.
  4. Should have a basic understanding of the process, equipment, consumables including selection of shielding gases and procedures. 
  5. Should be able to do gas/plasma cutting.
  6. Should be conversant with hazards of gas cutting and different arc welding processes and correct precautions to be adopted.

1.4 Required competence:   

         

  1. a) Carry out MMAW and GTAW welding.
  1. Familiarity with process, its equipment, and consumables.
  2. Should be able to do gas/plasma cutting of sheet/plate from 3mm to 6mm thickness.
  3. Should be able to perform Gas Tungsten arc welding (GTAW) for producing fillet joints on 2F, 3F and 4F positions on 3-6mm plate. Should be able to prepare single ‘V’-60o Butt joint on5-6 mm plate in 1G position. Should be able to do edge preparations for welding pipes in 5G position.
  4. Should be conversant with hazards of gas and arc welding and correct precautions to be adopted.

1.5 Required ability:           

 Normal health and eyesight and color perception. Minor disabilities which do not 

              affect the performance may be allowed with the discretion of IIWIC.

              (Example: eyesight corrected with glasses).

 1.6 Pre-requisites: 

 1.6.1 Pre-requisites for access to the course: 

  1. a) Class VIII pass with knowledge in regional language and basic English Vocabulary (May    be relaxed in special cases e.g., for SC/ST/OBC, School dropout etc.).
  2. b) The candidate should be of minimum 18 years of age on the date of application for     certification.

1.6.2 Pre-requisites for certification:              

  1. a) Successfully completed a training course as per the relevant IIWIC guideline and curriculum in any training institute.

           Or

  1. b) The candidate may be considered for certification if he has minimum  2 years of    industrial experience as MMAW welder.

1.7 Required code of conduct:                   

      The candidate should behave in a professional and disciplined manner so as not to affect the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

 

1.8 Certification criteria/process requirements: 

1.8.1 Initial certification                                  

  1. a) Satisfactory Prerequisites
  2. b) Satisfactory assessment result

1.8.2 Recertification:                                       

  1. a) Satisfactory performance record during the period of certification as  reported by      employer.
  2. b) No recorded substantiated complaints at the time of recertification.
  3. c) Satisfactory assessment result.

1.9 Assessment methods:

1.9.1 Initial Certification:   Satisfactory outcome in: 

  1. a) Written test
  2. b) Viva voce
  3. c) Practical test

1.9.2 Recertification:                                          

  1. a) Satisfactory outcome in Practical test
  2. b) Performance record during the period of certification

1.9.3 Validity of certification/recertification:       3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

 

2.0 Course Duration:                                              Minimum 3 Weeks.

 

SCHEME: 4

 

1.0   Scheme Name:              Certification Scheme for MMAW- Structural Welding

1.1   Scheme Code:                MMAW-S

1.2 Scope of Certification:    

  1. a) Preparing of equipment and materials for welding operation.
  2. b) Gas-cutting operations of materials prior to welding.
  3. c) Preparation of basic weld joints.
  4. d) Carry out welding of dynamically loaded structural and fabrication joints by MMAW    process.
  5. e) Safe working practices.

1.3 Job and task description:

  1. a) Read and understand relevant WPS, WPQR, Work instructions.
  2. b) Gas cutting.
  1. Weld joint preparation.
  2. Manual Metal arc welding for joining of light and heavy metal sections to high integrity structures which may be dynamically loaded.  
  3. Should have a sound knowledge in MMAW process and its consumables and be able to execute welding of different industrial structures in different welding positions using different techniques. He should be able to weld with electrodes of different classification and of various sizes.
  4. Back gouging of root run in thicker plates and provide sealing runs on it.
  5. Understand process, equipment and consumables. 
  6. Should be conversant with hazards of gas cutting and different arc welding processes and correct precautions to be adopted.

1.4 Required Competence: 

    

  1. a) Gas cutting.
  1. Should be able to use MMAW process for producing sound joints for dynamically loaded structures.
  2. Should be able to prepare different type of weld joints in different positions on thinner and thicker plates and other industrial structures by using MMAW process with minimum of defects as per visual and radiographic standards.
  3. Should be conversant with hazards of gas and arc welding and correct precautions to be adopted.

1.5 Required Ability:

           Normal health and eyesight and color perception. Minor disabilities which do not affect

           the performance may be allowed with the discretion of IIWIC. (Example: eyesight 

  corrected with glasses).

1.6 Pre-requisites:

1.6.1 Pre-requisites for access to the course:

  1. a) Class VIII pass with knowledge in regional language and basic English Vocabulary 

           (May be relaxed in special cases e.g., for SC/ST/OBC, School dropout etc.) and

           preferably have some basic knowledge in gas cutting and MMAW process.

  1. b) Must have knowledge of basic MMAW course conducted by IIWIC.
  2. c) The candidate should be of minimum 18 years of age on the date of application for 

         certification.

1.6.2 Pre-requisites for certification:              

         Essential:

         Successfully completed a training course as per the relevant IIWIC guideline and

         curriculum in any Training Institute.

         Desirable: 

          Certification on basic level of MMAW-F course conducted by IIWIC.

 

1.7 Required code of conduct:   

       The candidate should behave in a professional and disciplined manner so as not to affect      the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

 

1.8   Certification criteria/process requirements:

 

1.8.1 Initial certification:                  

  1. a) Satisfactory Prerequisites
  2. b) Satisfactory assessment result

1.8.2 Recertification:

  1. a) Satisfactory performance record during the period of certification as reported by      employer.
  2. b) No recorded substantiated complaints at the time of recertification.
  3. c) Satisfactory assessment result.

 

1.9   Assessment methods:

1.9.1 Initial certification:   Satisfactory outcome in

  1. Written test
  2. Viva voce
  3. Practical test

1.9.2 Recertification                         

  1. a) Satisfactory outcome in Practical test
  2. b) Performance record during the period of certification.

1.9.3 Validity of certification/recertification:   3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

                                       

2.0 Course Duration:                                Minimum 8 weeks.

 

SCHEME: 5

 

1.0 Scheme Name:                     Certification Scheme for GMAW – Structural Welding

1.1 Scheme Code:                       GMAW-S

1.2 Scope of certification: 

 

                

  1. a) Preparing of equipment and materials for welding operation.
  1. Gas cutting operations of materials prior to welding.
  2. Preparation of basic weld joints. 
  3. Carry out welding of dynamically loaded structural and fabrication joints by GMAW process.
  4. Safe working practices.

1.3 Job and task description: 

            

  1. a) Read and understand relevant WPS, WPQR, Work instructions.
  1. Gas cutting.
  2. Weld joint preparation.
  3. Gas Metal Arc welding for joining of light and heavy metal sections to high integrity structures which may be dynamically loaded. 
  4. Back gouging of root run in thicker plates and provide sealing runs on it.
  5. Understand process, equipment, and consumables. 
  6. Should be conversant with hazards of gas cutting and different arc welding processes and correct precautions to be adopted.

1.4 Required Competence: 

  1. a) Gas cutting.
  2. b) Weld preparation.

 

  1. Use GMAW process for producing sound joints for dynamically loaded structures. Should be able to prepare different type of weld joints in different positions on thinner and thicker plates.

 

  1. Should know the principles of FCAW process and classifications and functions of different types of flux-cored wires, and should be familiar with the process, equipment, and consumables.

 

  1. Should have knowledge of different Metal Transfer modes used in GMAW process, setting and adjustment of welding parameters accordingly.
  2. Should have knowledge of different shielding gases, gas mixtures and different filler wires being used for different applications, their functions and behavior during welding.

 

  1. Should be able to do MMAW for producing basic fillet joints and multi-run fillet joints on 8-10 mm plate and should be able to prepare single ‘V’ Butt joint on10 mm thick plate in 1G position using E-7018 electrodes.
  2. Should be able to produce Horizontal fillet (2F) and Vertical fillet (3F) using GMAW open arc spray transfer and Argon-Co2 mixtures. Should be able to do tube to plate welds in 2F and 5F positions using dip transfer mode and Argon-CO2 mixtures.
  3. Prepare a ‘V’-butt joint on 12mm thick plate in 3G position in multi-runs using GMAW dip-transfer mode and Argon-CO2 gas mixtures.
  4. Conversant with hazards of gas and arc welding and correct precautions to be adopted.

 

  1. Prepare different types of weld joints in different positions on plates and other dynamically loaded structural materials by using GMAW process with different modes of metal transfers and gas mixtures with minimum of defects as per visual and radiographic standards.

 

1.5   Required ability:  

                             

        Normal health and eyesight and color perception. Minor disabilities which do not affect the     performance may be allowed with the discretion of IIWIC.

        (Example: eyesight corrected with glasses).

1.6   Pre-requisites: 

 

1.6.1 Pre-requisite for access to the course:   

  1. a) Class VIII pass with knowledge in regional language and basic English Vocabulary. Pass    in Class X/ School Leaving examination will have an advantage in the learning process. (May be relaxed in special cases e.g., for SC/ST/OBC, School dropout etc.)
  2. b) Must have knowledge of basic MMAW and GMAW courses conducted by IIWIC.
  3. c) The candidate should be of minimum 18 years of age on the date of application for     certification.

1.6.2   Pre-requisites for certification: 

               

          Essential:

Successfully completed a training course as per the relevant IIWIC guideline and             curriculum in any Training Institute. 

     

           Desirable:

            Certification on basic level of MMAW-F and GMAW-F courses conducted by IIWIC.

1.7   Required code of conduct:

        The candidate should behave in a professional and disciplined manner so as not to affect    the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

 

1.8   Certification criteria/process requirements:

1.8.1 Initial certification:                                   

  1. a) Satisfactory Prerequisites.
  2. b) Satisfactory assessment result.

1.8.2   Recertification:                                        

  1. a) Satisfactory performance record during the period of certification as reported by  employer.
  2. b) No recorded substantiated complaints at the time of recertification
  3. c) Satisfactory assessment result.

1.9   Assessment methods:

1.9.1 Initial certification:

       Satisfactory outcome in:

  1. Written test
  2. Viva voce
  3. Practical test

1.9.2 Recertification       

  1. a) Satisfactory outcome in Practical test.
  2. b) Performance record during the last period of certification.

1.9.3 Validity of certification/recertification:              3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

 

2.0 Course Duration:                                                    Minimum 8 Weeks.

 

SCHEME: 6

1.0 Scheme Name:          Certification Scheme for Boiler and Pressure Vessel Welding

1.1 Scheme Code:            MMAW-P

1.2 Scope of certification:                               

  1. a) Preparing of equipment and materials for welding operation.
  1. Gas cutting operations of materials prior to welding.
  2. Basic weld joints preparation.
  3. Welding of dynamically loaded structural fabrication and pressure vessel joints for use in boilers and pressure vessels by both MMAW and GTAW process. 
  4. Safe working practices.

1.3 Job and task description:                         

  1. a) Read and understand relevant WPS, WPQR, Work instructions and  have basic   understanding of the process.
  1. Gas cutting.
  2. Weld joint preparation.
  3. Use of correct welding equipment, raw material and welding consumables.
  4. The candidate should be able to carry out Manual Metal Arc Welding and Gas Tungsten Arc Welding and combination of both for joining of critical Boilers and Pressure Vessel shells and components operating at high pressure.
  5. understanding of the process, equipment, consumables including selection of shielding gas, gas mixtures for particular applications.
  6. Conversant with hazards of gas cutting and different arc welding processes and use of correct precautions to be adopted.

1.4 Required Competence:                             

  1. a) MMAW and GTAW Processes, their equipment and using both the processes simultaneously.
  1. Different MMAW electrodes, baking of electrodes and GTAW filler wires.
  2. Different types of Boiler quality plates and pipes, which are to be welded.
  3. Gas cutting and edge preparation of pipes and their fit up.
  4. Techniques and sequences of welding pipes in 2G, 5G and 6G positions.
  5. Different Tungsten electrodes used in GTAW process and grinding of Tungsten electrodes at different angles and their effect on welding.
  6. Manual Metal Arc Welding (MMAW) for producing fillet welds on plate to plate of 6-8mm thick on 2F, 3F and 4F positions using E-7018 electrodes.
  7. Prepare Single ‘V’ and Double ‘V’ butt joints on 10mm plates in 1G,2G and 3G positions using E7018 electrodes by MMAW process.
  8. Fillet joints in 2F, 3F and 4F positions on 3mm MS Plate by GTAW process using 2.4mm dia.ER70S-2 filler wires.
  9. Should be able to produce fillet joints in 5F positions on Plate to pipe by GTAW process.
  10. Should be able to produce butt joints on pipes in 5G and 6G positions with root runs by GTAW process and subsequent runs by MMAW process.
  11. Should be able to prepare radiographic quality of weld joints on plates and pipes by using MMAW and GTAW processes and with the combinations of both processes.

1.5 Required ability:

         Normal health and eyesight and color perception. Minor disabilities which do not affect the performance may be allowed with the discretion of IIWIC. (Example: eyesight corrected with glasses).

1.6 Pre-requisites:

1.6.1 Pre-requisites for access to the course:        

  1. a) Minimum Class VIII pass with knowledge in regional language and basic English vocabulary. Pass in Class X/School leaving examination will have an advantage in the learning process.
  1.  Must have completed basic level of MMAW and GTAW courses conducted by IIWIC.
  2. The candidate should be of minimum 20 years of age on the date of application for certification.

1.6.2 Pre-requisites for certification                       

  1. a) Successfully completed a training course as per the relevant IIWIC guideline and curriculum in any Training Institute.
  2. b) Completed basic level of MMAW and GTAW courses conducted by IIWIC.

1.7 Required code of conduct:                              

      The candidate should behave in a professional and disciplined manner so as not to affect the safety and security of his own and fellow workers. The candidate’s behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

1.8 Certification criteria/ process requirements:

1.8.1 Initial Certification:                                           

  1. a) Satisfactory Prerequisites
  2. b) Satisfactory assessment result.

1.8.2 Recertification:                                                 

  1. a) Satisfactory performance record during the period of certification as reported by employer.
  1. No recorded substantiated complaints at the time of   

     recertification.

  1. c) Satisfactory assessment result.

 

1.9     Assessment methods:

1.9.1   Initial certification:    Satisfactory outcome in:

  1. a) Written test
  2. b) Viva voce
  3. c) Practical test

1.9.2 Recertification                                                    

  1. a) Satisfactory outcome in Practical test
  2. b) Performance record during the last period of certification.

1.9.3 Validity of certification/ recertification:                        3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

 

2.0 Course duration:                                                                Minimum 12 Weeks.

 

SCHEME: 7

 

1.0   Scheme Name:                       Certification Scheme for Expert Welders

1.1    Scheme code:                        EW

1.2 Scope of certification:            

       To certify a candidate with respect to this competency in carrying out high quality welding    with MMAW, GMAW, FCAW, GTAW, and SAW welding processes using various materials e.g., carbon steel, stainless steel, aluminum etc. and commensurate welding consumables for critical jobs including:

  1. a) Preparing of equipment and materials for welding operation. 
  2. b) Carrying out cutting operations of plate materials prior to welding if required.
  3. c) Weld joint preparation.
  4. d) Carry out welding by relevant process.
  5. e) Preparation of basic weld joints for assessment of quality.
  6. f) Safe working practices.

1.3 Job and task description:   

  1. a) Should be able to carry out highly specialized welding jobs with high level of  skill as   required for various sectors of industries like Boiler and Pressure Vessels, fabrication – heavy duty and light duty, power, shipping and manufacturing etc.
  1. Should be able to read and understand relevant WPS, WPQR, Work instructions and have basic understanding of the process.
  1. c) Should be familiar with relevant processes, equipment, consumables and able to use of     correct welding equipment, raw material and welding consumables.
  2. d) Should be conversant with hazards of gas cutting and different arc welding processes and adapt correct precautions.

1.4 Required competence:               

  1. a) Should be able to read and interpret WPS, work instructions, for different welding jobs using different welding processes and materials.
  1. Carry out welding of joints according to the relevant standard within the permitted type of material, thickness, joint type and position covered in the WPS used.
  2. Should be familiar with operation of different welding equipment and should be able to  set parameters for the equipment. 
  3.  Should be able to prepare and set up the joint assemblies to be welded.
  4. Should be able to carry out welding and related operations with different welding processes (including MMAW, GMAW, FCAW, GTAW, and SAW. Gas welding, cutting & brazing, Plasma cutting etc.) equipment and consumables on different materials to prepare various critical weld joints required by industry to meet the radiographic and other requirements of various national and international codes and standards.
  5. Should be able to perform post welding activities.
  6.  Conversant with hazards of gas and arc welding and correct precautions to be adopted.

1.5 Required ability:

        Normal health, eyesight and color perception. Minor disabilities which do not affect the performance may be allowed with the discretion of IIWIC.(Example: eyesight corrected with glasses).

1.6    Pre-requisites

1.6.1 Pre-requisite for access to the course:  

  1. a) Minimum Class X pass with knowledge in regional language and basic English Vocabulary.
  1. He should have sufficient experience and exposure to welding of different engineering materials used in various sectors of industries.
  2. The candidate should be of minimum 22 years of age on the date of application for certification.

1.6.2 Pre-requisites for certification:                

         Essential: 

  1. a) Successfully completed a training course as per the relevant IIWIC guideline and   curriculum in any Training Institute.
  2. b) He should have sufficient experience and exposure to welding of different engineering materials used in various sectors of industries with different welding processes.

          Desirable: 

  1. a) Qualification: Class XI pass or ITI in welding and have undergone basic training in MMAW, GMAW & GTAW welding processes.
  2. b) Experience: In lieu of minimum qualification the candidate may have worked as a skilled worker for minimum 3 years in the same job

1.7 Required code of conduct:

       The candidate should behave in a professional and disciplined manner so as not to affect the safety and security of his own and fellow workers. The candidate behaviour towards his superiors, peers and subordinates should be in line with organizational protocols.

 

1.8 Certification criteria/ process requirements:

1.8.1 Initial certification:                                  

  1. a) Satisfactory Prerequisites
  2. b) Satisfactory assessment result

1.8.2 Recertification:                                        

  1. a) Satisfactory performance record during the period of certification  as reported by employer
  2. b) No recorded substantiated complaints at the time of recertification
  3. c) Satisfactory assessment result.

 

1.9   Assessment methods:

1.9.1 Initial certification:         Satisfactory outcome in;

  1. a) Written test
  2. b) Viva voce
  3. c) Practical Test

1.9.2    Recertification:                                      

  1. a) Satisfactory outcome in Practical test
  2. b) Performance record during the period of certification as endorsed by the employer.

1.9.3   Period of validity of certification/recertification: 3 Years.

1.10 Surveillance methods and criteria (if applicable):   Not Applicable.

1.11 Criteria for suspending and withdrawing certification:

  1. Inappropriate use of the Certificate.
  2. Cessation of the certified activity for 6 (six) months or more, continuously.
  3. Unethical behaviour.
  4. Change in certification condition intimated to the certified person but not corrected within the time limit as advised by IIWIC.

1.12   Criteria for changing the scope / level of certification: Not Applicable.

         

2.0 Course Duration:                                                          Minimum 6 Months.