... 3.Had been approved by ASTM 1. Name:316 stainless steel flange2. Type: PL,SO,WN,SW3.Wall Thickness: Sch10- ... SchXXS, or according to customer’s requirement.4. Size: 1 ... ASTM,ASME,GB,DIN,EN,JIS, etc7. Grade: 304,304L,316,316L,317, 317l ,321,309S,310S8. Application range: it ... feel free to contact us for more information. 316 stainless steel flange