... friendly products 2)Corrosion resistance and impact resistance 1.Name: Stainless Steel Round, Square, rectangle Tube/Pipe welded2.Standard: JIS, GB ... 2B(Mill Finish), 2D, 180#, 320#, 400#, 600#, HL, Mirror, satin, bright,etc.6.Packaging: each in a plastic bag ... as liquid and gas transportation.Also widely used for street lamp signs, advertising boards, bridge handrails, expressway guardrails, bus ...