... ; Standard: ASTM, JIS, DIN, ANSI, BS,etc. Stainless Steel Flange Stainless steel flange and carbon steel flange Description: Size: 1/2"-24"Pressure Class: 150-2500LB, ... to 5,500mmType: Socket-weld,Welding neck,Slip on etcUsed in:Oil Field, Offshore, Gasoline, Water Systerm, Electrical factory ... ,C5,C12,C12A,F11,F22,F1etc.Low Temperature Steel:ASTM A352 LCA ,LCB,LCC,LC1,LC2,etc. Stainless Steel Flange