... .OEM/ODM,TS16949 4.FIMA APQP QA QC,AQL... carbon steel flangeSize 1/2'' to 48'' Pressure 150LB, 300LB, 600LB, 900LB, ... , BL flange, LJ flange, TH flange, Usage: Petroleum, chemical, power, gas, metallurgy, shipbuilding, construction, etc MATERIAL Stainless Steel Flanges ASTM / ASME A ... /SA 182 Grade: F 304, 304L, 316, 316L. Carbon Steel Flanges ASTMA 105/A694 F42/46/52/56/60/65 ...