ASTM A403 stainless steel pipe fitting 1. TEE, ELBOW, REDUCER, CAP, LAP JOINT 2. Size: ... /2"--48" 3. Thickness:SCH5S--SCH160 ASTM A403 stainless steel pipe fitting1. TYPE: TEE, ELBOW, REDUCER, CAP, LAP JOINT2. Size:1 ... ,water,gas,medicine,construction industry etc. ASTM A403 stainless steel pipe fitting-ex ISO certificated