... series Diameter:1.0-500.0mm Surface:bright,black Length:0.5-6.0m astm bright stainless steel round solid bar uesd for ... , 301, 302, 304, 304L, 316, 316L etc.,2) Standard: AISI, ASTM, DIN, GB, JIS, SUS3) Diameter: 1mm-500mm4) Length: Max 6000mm3 ... and corrosion resistance, unified diameter, smooth surface, bright color, ect. Our stainless steel bright round bar and black round bar export to ...