... 1 Type: Elbow, Reducer, Tee, Cap 2 Standard: ANSI B16.9 3 Material: ASTM A234 WPB 4 Butt welded carbon steel pipe ... -Sch160XXSStandardANSI,ASME GB, SH,HG, MSS,JIS,DIN, APIMaterial1) Carbon Steel: ASTM A234WPB, WPC; ASTM A420 WPL9,WPL3,WPL6A;ST ... elbow11. welded elbow12. stainless steel elbow13. alloy steel elbow14. seamless carbon steel elbow15. carbon steel seamless elbow high quality steel elbow