News
Acquired NORSOK qualification of forged fittings.
2017/8/4
Forged fittings made of super duplex stainless steel are qualified by NORSOK standard of Norway which is one of the global standard for oil and gas industries. This qualification will be much useful for us to promote sales to these markets.
Specification: NORSOK M-650, Edition 4
(1) QTR No. SF-51QTR
Material: Ferritic / Austenitic Stainless Steel Steel Forgings, Type 22Cr Duplex – ASTM A182 F51 UNS S31803 / F60 UNS S32205
Products: Die forged flange and rolled ring
(2) QTR No. SF-53QTR
Matrial: Ferritic / Austenitic Stainless Steel Steel Forgings, Type 25Cr Duplex – ASTM A182 F53 UNS S32750
Products: Die forged flange