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

Precision Laser Welding

0008Superior Joining Technologies, Inc. provides a service of precision welding, NonDestructive examinations, laser part marking, laser cutting, and laser welding. Our goals are to have on-time delivery and consistently meet customer requirements while continually improving our overall Quality Effectiveness.

Superior Joining Technologies maintains certification to the following standards:

Non-Destructive Testing

Welding/Brazing/Stress Relieving/Thermal Cutting

  • AMS-STD-1595 
  • NAS 410 / MIL-STD-410 
  • AWS D1.1 
  • (Personnel Certification) 
  • AWS D1.2 
  • AWS D17.1 
  • ASTM-E 1444 
  • ASME Sec IX 
  • HS 31 
  • MIL-STD-2219 
  • MIL-STD-1907 
  • PN05.15 
  • PN16.04 
  • PN07.42 
  • (Magnetic Particle Inspection) 
  • ASTM E 1417 
  • HS 447 
  • MIL-STD-1907 
  • MIL-STD-6866 
  • PN16.03 


SJTI maintains certification or accreditation for the following:

Click here to see a description of Superior Joining Technologies' quality, certifications, accreditations, and associations.