Material:A234 WPB,WP11,WP22,WP91,304,304L,316,316L,etc. use: widely used in oil, chemical industry, electric power,Shipping elbow s'features:(1)Standard:ASME,AISI,JIS,DIN,GB,BS(2)Size:seamless fittings,1/2"--24"(DN15--DN600);welded fittings,1/2"-48"(DN15-DN1200)(3)Wall thickness:SCH5S--XXS(4)Material:A234 WPB,WP11,WP22,WP91,304,304L,316,316L,etc.(5)use: widely used in oil, chemical industry, ...