Certification

ASME U-stamp fabricators

Required to build coded pressure vessels. Non-negotiable when it applies.

1 shop states it holds ASME U-stamp in Minnesota. Each entry below shows the sentence we read it from, on the shop's own website — we don't record a certification we can't quote. Confirm current status with the shop or the certifying body before you award work.

By state

All states Arkansas (1)New York (1)Texas (1)Colorado (1)Arizona (1)Minnesota (1)Mississippi (1)Oklahoma (1)North Carolina (1)

About Seitz StainlessHoldingford, Minnesota

“We are ASME and National Board Code certified for manufacturing (U) and repair (R)”https://seitzstainless.com/about-seitz/

Also: National Board R-stamp0.375" max thickness

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