... provide you various kind of stainless steel bars with competitive price and good qulity.Welcome your enquiries. ASTM 309s stainless steel bar1 round barFeatures: 1 ... , SUS304, SUS304L, SUS316, SUS316L, SUS321, SUS410, SUS4303. Hexagonal barFeatures: 1) Stainless steel polished hexagonal barA) SUS201, SUS202, SUS204, SUS205 etc. SUS200 seriesB ...