size:1/2"-48" wt:2mm-60mm material:"rbon steel , alloy steel , stainless steel. Normal size:welded DN 25-2000,seamless DN 15-1050 Wall thickness: Sch10-Sch160, STD,XS, XXS,ect Bending radius:R=1D-1.5D Bending angle:30° 45° 90° 120° 180°Standard:ASTM,JIS,DIN,GB,BS,etc Material: ASTMA234 WPB, 304,304L,316,316L,F321,ect. Carbon steel, stainless steel, Alloy steelPayment term:T/T or L/C