... .Size:1/2"-48" 4.Type:DIN Flange 5.Certificate:ISO9001:2008 1. SS304 SCH10 DIN Flange And WN Flange 2. Material ... , 304,304L,316,316L,321 etc.3. Standard: JIS,BS,DIN.UNI,ANSI ,AISI ,ASME,NF,API ,GB ,GOST and Non ... turn-Finish turn-Drilling-Typing-Washing-Packaging-EX-Work.9. Used for : petroleum,chemical,power,gas,water,linepipe, heat exchanger,shipbuilding ...