... JOINT 2. Size:1/2"--48" 3. Thickness:SCH5S--SCH160 ASTM A403 stainless steel pipe fitting1. TYPE: TEE, ELBOW, REDUCER, CAP, LAP ... B16.9, ASTM A403, DIN 2605 , JIS B2313 , GB/T12459, GB/T13401,SH3408, SH3409,HG/T21635 ,HG/T21631.5. Material: Stainless Steel, Nickel ... ship-building,papermaking,food,water,gas,medicine,construction industry etc. ASTM A403 stainless steel pipe fitting-ex ISO certificated