... and out mirror polish 2.Standard:DIN SMS ISO 3.Material:ss304 316L 4.7years exp export to Europe,East Asia Features ... 90 degree elbows.Size SMLS Elbows 1/2"-48" Welded Elbows 1/2"-144"Kind LR30,45,60,90,180 ... alloy steel ,stainless steel pipes and pipe fittingssuch as: long/short radius elbows(EL/ES),straight / reducing tee(TC/TR) , ... steel pipe (SMLS) ,and LSAW pipe! 45 Degree Long Radius Seamless Elbow