1)Material:carton steel, alloy steel,stainless steel 2)Teqchnique: SMLS,BW 3)OD:1/2"--48" DN15- ... ,095M10 ,050A200 ,60A30, 060A35S10C, S15C, S20C, S25C, S30C, S35C ,S40C ,S45C,XC10, XC12, XC18, XC32, XC38TS,XC38H1Alloy steelA234 WP11,WP12,WP22 ... of B/L) pipe fitting asme b16.9/16.28 steel elbow