Supply butt-welded seamless LR & SR,45 degree,60 degree,90 degree,180 degree elbow as per ASME, ASTM, DIN, MSS, JIS, EN ... /4-42Wall ThicknessSCH10-SCHXXSTypesButt-welded, seamless 45 degree, 60 degree, 90 degree, 180 degree elbowMaterialCarbon steel, stainless steel, alloy steelStandardASME, ASTM ...