... 3.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 ... Standard,4. Size:1/2"-48"5. Type:WN Flange6. Pressure ratings :class:150 300 400 600 ... warmly welcome you visit our factory any time ! SS304 SCH10 DIN Flange