... Stainless Steel Round BarProduct Instructions: 1) Grade: 201, 202, 301, 302, 304, 304L, 316, 316L etc.,2) Standard: AISI ... boiler, high temperature resistant, low temperature resistant, corrosion resistant seamless steel pipe used. Machined components, dairy equipments, valves, fasteners, ... , smooth surface, bright color, ect. Our stainless steel bright round bar and black round bar export to ...