Was sollte ein EN 10204 3.1 Materialzertifikat inklusive?
A buyer’s checklist for reviewing EN 10204 3.1 certificates supplied with alloy steel flanges.
ASTM A182 F11 vs. F22 vs. F91 Flansche
A practical engineering comparison of ASTM A182 F11, F22 and F91 alloy steel flanges.
A105 vs. A182 Flansche
The key material, service and purchasing differences between ASTM A105 and ASTM A182 flanges.