... quality. 4.Various size. 5. Best service 1.NameStainless steel flanges 2.Standard: GB14976-2002, GB13296-2007, JIS, ... AISI, DIN, EN3.Size: 1/2" - 84"DN10-DN20004.Pressure: ND6-ND100 (DIN), PN6-PN100 (UNI, EN1092- ... , 321H, 316, TP316L, 316L,etc.7.Material:Stainless steel 8.Steel grade 300 series9.Secondary Or NotNon-secondary10.Alloy Or ... Various size. AISI,ASTM,JIS,DIN,EN Stainless steel flange