Steel Pipe Fittings/Elbows 1.Standard: ASTM,JIS,DIN,GB,MSS 2.Material: carbon &alloy &stainless steel 3.Seam &seamless ProductelbowOD1/2”-38”DN6-DN900Wall thicknessSch5-Sch160, xxsStandardASME/ANSI/DIN/GB/EN/SH/GD/Material Carbon steel10#,15#,20#,30#,45#,Q195,Q235,Q345,16Mn,GRADE :A/B/C/DA234 WPB,A106 B,A516-55,A333 Gr6,A182 SA105,1010, 1012 ,1025-1060, 045M10 ,095M10 ,050A200 ,60A30, 060A35S10C, ...