Product Description Welded Square tube is also be used widely same as round tube, usually square tube for structure be used in industry and decorate field. This kind of tube finish can be varied much, such NO.4, HL, Grit600, Colored, Mirror. Production Standard: ASTM A554, JIS G3446, DIN17457, GB/T 12770, JG/T3030, YBT 5363 Main grade mechanical property in different standard 201Y.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM26051540-95217- JIS27552040241100-253 GB20551530-銆€99--銆€ 202Y.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM26062040--241- JIS27552040-95207218 GB------- 304Y.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM20551540-92201- JIS2055204018790-200 GB20551540-92201210 316LY.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM17048540-95217- JIS1754804018790 200 GB17048540-95217220 409Y.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM------- JIS1753602216280-175 GB------- 409LY.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM17038020-88179- JIS1753602516280-175 GB17038020-88179200 410SY.S./Mpa 鈮?/p>T.S./Mpa 鈮?/p>E.L./% 鈮?/p>HB 鈮?/p>HRB 鈮?/p>HBW 鈮?/p>HV 鈮?/p> ASTM20541522-89183- JIS20541020-88183200 GB20541520-89183200 Production Process and Feature About square and rectangle tube producing, the first step we make round tube, then reform to square or rectangle tube, sometime do the surface process. Application It's widely used on industry structure and building decorativeStainless Steel Welded Tube price website:http://www.huaxiao-stainless-steel.com/stainless-steel-welded-tube/