Superior Joining Technologies

Laser Marking 50 Magnetic Particle Testing Penetrant Testing Resistance Spot Welding Sheet Rolling 50 Resistance Seam Welding Seam Welding Nadcap Registered Multi Axis Laser Micro Welding Nadcap Registered Manual Welding 50

Certifications and Registrations

Commercial and Government Entity (CAGE) Code:


North American Industry Classification System (NAICS) Codes:

  • 331 Primary Metal Manufacturing
  • 332312 Fabricated Structural Metal Manufacturing
  • 332322 Sheet Metal Work Manufacturing
  • 33271 Machine Shops
  • 332999 Fabricated Metal Products Manufacturing
  • 333319 Other Commercial and Service Industry Manufacturing
  • 333512 Machine Tool Manufacturing
  • 334417 Electronic Connector Manufacturing
  • 335121 Residential Electric Lighting Fixture Manufacturing
  • 335122 Commercial, Industrial, and Institutional Electric Lighting Fixture Manufacturing
  • 335129 Other Lighting Equipment Manufacturing
  • 336411 Aerospace
  • 336412 Aircraft Engine and Engine Parts Manufacturing
  • 336413 Other Aircraft and Auxiliary Equipment Manufacturing
  • 33911 Medical Equipment
  • 339114 Dental Equipment and Supplies Manufacturing
  • 339999 MISC Manufacturing
  • 541380 Testing Laboratories
  • 541710 Research and Development in the Physical, Engineering, and Life Sciences
  • 811310 Repair of Machinery and Equipment
  • 811310 Commercial and Industrial and Equipment Repair and Maintenance


Standard Industrial Classification (SIC) Codes:

  • 3724 Aircraft Engines and Engine Parts
  • 3999 Manufacturing Industries
  • 8734 Services-Testing Laboratories NDT


SJTI Welders Certification in Accordance With…


Certified Test per:

  • AWS D17.1:2001, Sect 4 Fusion Welding for Aerospace Applications

  • AWS C7.4/C7.4M:2008 Process Specification and Operator Qualification for Laser Beam Welding

Coupons Per:

  • ANSI / AWS D1.1, Sect 5, Part B Structural Welding Steel

  • ANSI / AWS D9.1-90 Sheet Metal Welding

  • AWS D10.9, Sect 2 Qualifications of Welding Procedures and Welders for Piping and Tubing

Aerospace Spec Per:

  • MIL-STD-2219A Fusion Welding for Aerospace Applications

Material Spec Per:

  • ASTM B210-95 Aluminium and Aluminium-Alloy Drawn Seamless Tubes

Filler Material Per:

  • AWS A5.9 Bare Stainless Steel Welding Electrodes and Rods

  • ASME SFA5.9 MIG Welding of 18%Cr-8%Ni Stainless Steel (chemical industry, oil, medical, fertilizer, textiles, and nuclear reactors)

Base Metal Per:

  • MIL T 8808B Seamless or Welded and Drawn Corrosion-Resistant Steel Tubing in the Annealed Condition

Certifications, Affiliations, and Accreditations (copy)

  • Superior Joining Technologies is a Woman-Owned Business.
  • FAA Repair Station OP Spec (3SJR972Y) Certified for Welding, Fluorescent Penetrant and Magnetic Particle Inspection.
  • UTC Aerospace Approved to AWS - Fusion Welding for Aerospace Applications.
  • Nadcap Accredited for Fluorescent Penetrant and Magnetic Particle Inspection (certificate), Fusion Welding, Laser Welding (certificate)
  • Woodward, Inc. Approved Supplier for NDT #3016777
  • FAA Drug & Alcohol Free Workplace Certified.
  • Access to Foreign Trade Zone.

ISO9001 AS 9100 Certified Nadcap Fabricators & Manufacturers Association American Welding Society Laser Institute of America

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