316L Stainless Steel Round Bar 1.Standard:AISI,ASTM,GB,JIS 2.Grade:200 ... 3.Diameter:6-360mm Stainless Steel Round Bar 1) Grade : 321, 304, 304L, 316, 316L, 317, 317,310S 2) Processing : ... the time. type stainless steel round bar size3 mm to 240mmgrade321, 304, 304L, 316, 316L, 317, 317L,310s,904L etc.standard ... and etccertificateISO,SGS,and third part inspection. ASTM 316 /316L Stainless Steel Round Bar