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SP001 Adjunct Certification for API 653 Inspectors or Renewal of Expiring Certification

An online exam for API 653 inspectors to obtain an STISP001 Adjunct Certification.

*You must submit the application form before purchasing this at the store. Once payment is submitted, you will have 48-hours to complete the course. For details, click here.



Featured Affiliate

Rolled Alloys, Inc.

Rolled Alloys is the global leader in value added processing of specialty alloys. Our inventory includes stainless, duplex, titanium and superalloys in plate, sheet, bar, pipe and fittings, and welding materials. Eight locations in the US.
“Networking at STI/SPFA meetings has given us new ideas to manufacture our products more efficiently.”

Sonny Underwood
Mid-South Steel Products, Inc.