Name

  welded stainless steel square tube 

Standard

GB,JIS,DIN,EN,ASTM  A554, A249, A269,A312,A213 and A270

Material   Grade

201:   Ni 0.8%~1%

202:   Ni 3.5%~4.5%

304:   Ni 8%, Cr 18%

316:   Ni 10%, Cr 18%

316L:   Ni10%~14%

310S:Ni19%-22%

Outer   Diameter

5-600mm

Thickness

0.3-100mm

Length

6m   or as customers' request

Tolerance

a)   Outer Diameter: +/- 0.2mm

b)   Thickness: +/- 0.02mm

c)   Length: +/- 5mm

Surface

180G,   240G, 320G Satin / Hairline 400G, 600G Mirror finish

Application

handrail,   railing, staircase, weld mesh screen, door, window, balcony, fence, bench, furniture,   etc

Test

Squash   test, extended test, water pressure test, crystal rot test, heat treatment,   NDT