... 3.Standard:ASTM,JIS,DIN,EN,GB,KS 1.Item: stainless steel thread flanges 2.Standard:ASTM A182, ANSI B16.5 ,ASME ... , Blind Flange, Socket Welding Flange, Thread Flange, Screwed Flange, Lap Joint Flange ,etc4.Material:310S,309S,316,316L,ASTM A182 F304 ... '' DN15mm-DN3000mm 7.Package:Wooden box,or as required8.Application: Stainless steel flanges are used in petroleum/ chemical industry/power/ship building ...