75 Rockwell Road, Newington, CT, 06111 | Phone: 860.667.4400 | Fax: 860.667.3040 | Contact Us

Nadcap Approved Welding

Nadcap

 NADCAP APPROVED WELDING CERTIFICATION FOR BOTH LOCATIONS

NADCAP APPROVED WELDING 75

NADCAP APPROVED WELDING 136 

SCOPE OF ACCREDITATION

Welding

Lynn Welding Co Inc

75 Rockwell Rd

Newington, CT 06111-5535

This certificate expiration is updated based on periodic audits. The current expiration date and scope of accreditation are listed at: www.eAuditNet.com - Online QML (Qualified Manufacturer Listing)

In recognition of the successful completion of the PRI evaluation process, accreditation is granted to this facility to perform the following:

AC7110 Rev F - Nadcap Audit Criteria for Welding/ Torch and Induction Brazing and Additive Manufacturing (This is required for all Welding / Torch and Induction Brazing and Additive Manufacturing audits) (to be used on audits on/after 30 April 2017)

AC7110/1 Rev H - Nadcap Audit Criteria for Brazing (Torch/Induction) (to be used on audits on/after 7 August 2016)

Baseline (All audits)

Supplement A – Torch (Additional requirements)

Supplement G – Processes using gas (Additional requirements)

Supplement H – Processes using Flux – (Additional requirements)

AC7110/4 Rev H - Nadcap Audit Criteria for Resistance Welding (Spot, Seam, Projection)

  • Baseline (All audits)
  • Projection Welding – sheet (identify if this process is used)
  • Seam Welding – sheet (identify if this process is used)
  • Seam Welding –foil (identify if this process is used)
  • Spot Welding – foil (identify if this process is used)
  • Spot Welding – sheet (identify if this process is used)
  • Supplement A – Aluminum / Magnesium (Additional requirements)
  • Supplement B – Shear Testing (Additional requirements)
  • Supplement F – Metallographic Evaluation of Resistance Welds (Qualification and / or Process Control) (Additional requirements)

AC7110/4S Rev E - Nadcap Supplemental Audit Criteria for Resistance Welding

  • U10 GE Aviation
  • U11 The Boeing Company

AC7110/5 Rev H - Nadcap Audit Criteria for Fusion Welding

  • Baseline (All audits)
  • Supplement D–Material – Additional requirements for titanium welding
  • Supplement F–Filler Materials (Additional requirements)
  • Supplement G–Processes using Gas (For example GTAW, PAW) (Additional requirements)
  • Supplement H–Preheat / Interpass temperature control (Additional requirements)
  • Supplement J–Tack Welding (Additional requirements)

AC7110/5S Rev D-Nadcap Supplemental Audit Criteria for Fusion Welding

  • U10 GE Aviation
  • U11 The Boeing Company

AC7110/12 Rev F - Nadcap Audit Criteria for Welder/Welding Operator Qualification (This checklist is required if the audit includes AC7110/3, /5 or /6)

  • Baseline (All audits)
  • Supplement A – Metallographic Evaluation of Qualification Welds (Additional requirements)

AC7110/12S Rev H - Nadcap Supplemental Audit Criteria for Welder/Welding Operator Qualification (This checklist is required if the audit includes AC7110/3, /5 or /6) (to be used on audits on/after 4 September, 2016)

  • U10 GE Aviation
  • U11 The Boeing Company

NADCAP Certified Welding

  • GTAW welding per D17.1 Class A, B and C
  • GTAW welding per Mil-STD-2219 Class A, B and C
  • GTAW welding per BPS 4404 (Bell Approved)
  • GTAW welding per AMS-STD-2219 (ULA Approved)
  • GTAW welding per PWA 16 (Pratt and Whitney Approved)
  • GTAW welding per CPW 24 (Pratt and Whitney Canada Approved)
  • GTAW welding per BAC 5975 (Boeing Approved)
  • GTAW welding per HS 191 (UTAS Approved, Formerly Hamilton)
  • GTAW welding per P8TF3 (GE Aviation Approved)
  • GTAW welding per EPS 14530 (Rolls Royce Approved)
  • GTAW welding per Gamps 2302 (Gulfstream Approved)
  • GTAW welding per Ground Combat Vehicle Welding Code 12479550
  • GTAW welding per AWS D1.1
  • GTAW welding per AWS D1.2
  • GTAW welding per AWS D1.3
  • GTAW welding per AWS D1.4
  • GTAW welding per AWS D1.6
  • GTAW welding per AWS D1.9

NADCAP Certified Resistance (spot) welding

  • Resistance spot welding per Mil-W-6858
  • Resistance seam welding per Mil-W-6858
  • Resistance spot welding per AMS-W-6858
  • Resistance seam welding per AMS-W-6858
  • Resistance spot welding per AWS D17.2
  • Resistance seam welding per AWS D17.2
  • Resistance spot welding per BPS 4115 (Bell Approved)
  • Resistance seam welding per BPS 4115 (Bell Approved)
  • Resistance spot welding per BAC 5977 (Boeing Approved)
  • Resistance seam welding per BAC 5977 (Boeing Approved)
  • Resistance spot welding per PWA 15 (Pratt and Whitney Approved)
  • Resistance seam welding per PWA 15 (Pratt and Whitney Approved)
  • Resistance spot welding per CPW 23 (Pratt Canada Approved)
  • Resistance seam welding per CPW 23 (Pratt Canada Approved)
  • GTAW welding per Gamps 2301 (Gulfstream Approved)

NADCAP Certified Brazing

  • Torch Brazing per AMS 2664
  • Torch Brazing per AMS 2665
  • Torch Brazing per AMS 5940 (Boeing Approved)
  • Torch Brazing per PN 05.41 (Utas Approved)
  • Torch Brazing per AWS C3.4

NADCAP Certified Quality control

  • Aircraft Welding
  • Aluminum Welding
  • Titanium Welding
  • Aerospace Welding
  • NADCAP Welding