we can produce carbon steel bend pipe,seamless bend pipe,butt welded bend pipe,please contact me . Here is the information for your reference: 1)Size: 1/2"-72" 2) Varieties: SCH20, SGP, STD, SCH40, SCH80, SCH160 3) Standard: ANSI B16.9/16.28, ASTM,API 5L, DIN2605/2615/2616, JIS P2311/2312 ASME B36.10M---1996 4) Material: ASTM A234 WPB, carbon steel, Low Alloy,stainless(only for flange) 5) Surface treatment:  black rust-proof oil, transparent oil, hot galvanizing 6) Price : Very competitive 7) Special design available   We always welcome even a small volume of order and guarantee good quality that, we believe, determines the worth of products. Don't miss this golden opportunity. Please knock on the door! It's always open!