1.Stainless steel 2.Grade:316L,316,304L,304 2.Stanndard:ANSI,BS,DIN,UNI,JIS,GB 3.Use:water supply,chemical,petroleum industry 1.NameStainless steel welding neck flange2.Standard:GB14976-2002, GB13296-2007, JIS, AISI, DIN, BS3.Size:DN10-20004.Pressure:ASTM B16.5: 150LBS, 300LBS,400LBS, 600LBS, 900LBS, 1500LBS, 2500LBSDIN: 6Bar, 10Bar, 16Bar, 25Bar, 40BarBS4504: PN2.5-PN40 BS10: Table D, E, F, HJIS ...