Partek Laboratories

Welder Qualifications

Welding Booths

We have 30+ welding booths and 4 fitter booths (structural and pipe).

Welder Qualifications

Processes

  • SMAW
  • GTAW (TIG)
  • GMAW (MIG)
  • FCAW

Pipe

  • 6 GR
  • 6G
  • 5G
  • 2G

Plate Positions

Welder Qualifications
  • 1G - Flat
  • 2G - Horizontal
  • 3G - Vertical
  • 4G - Overhead

Visual Weld Procedure Witnessing and Monitoring by AWS CWI

Welder Qualifications

Procedure witnessing and monitoring is conducted to National Codes or Customer Specifications. Witnessing and monitoring is performed in three consecutive phases.

Phase 1 Witnessing

  • Type of material being used
  • Type of joint design and degree of bevel angles
  • Correct welding position or positions
  • Type of shielding and purging gas used (if used)
  • Type of flux being used (if used)
Welder Qualifications

Phase 2 Monitoring

  • Preheat of test coupon
  • Type of current being used
  • Amps
  • Volts
  • Travel speed
  • Interpass temperature
  • Flow reate of shielding and/or purging gas
  • Recording weld bead sequence and number of weld passes

Phase 3 Witnessing

  • Witnessing that the correct number, type, and locations of test specimens are removed
  • Monitoring and recording the results of the testing of the specimens

Procedure Development

Check back soon for more information on our Procedure Development.

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