... Stainless Steel Flange Material Carbon steelA234 WPB ,ST37.0 , 20# etc.Stainless steel304,304L,316,316L,A403,A312,1.4301,1.4306,1.4401,1 ... JISJIS B2311, JISB2312,JISB2313ENEN10253-1,EN10253-2 connectionweldingcertificationISO9001:2008 ,API,ASME,CEplace of originTianjin ChinaFOB portTianjin or other port,ChinapackageIn wooden ... prices. Comidy Cooperation The both win Bs4505 Stainless Steel Flange