steel hollow square bar: 1)Dimensions:6mm - 780mm 2)Length:50-5600m or according to your requirement
steel hollow square bar
1).Material:200,300,400series 2).Surface:cold drawing and hot rolled 3).Standard:JIS,ASTM etc
Name | stainless steel bar | |||||
Brand | TISCO,BAOSTEEL | |||||
Material Grade | 200,300,400series | |||||
Diameter | from 6mm to 780mm | |||||
Length | 50m,11.8m,6m,5.8m,560m or as your requirement | |||||
Tolerance | a) Diameter: +/-0. 15mm | |||||
b) Length:+/-4. 5mm - 0mm | ||||||
Surface | 180G, 320G, 400G Satin / Hairline(Matt Finish, Brush, Dull Finish) 400G, 500G, 600G or 800G Mirror finish | |||||
Application | Ornamental tubes, Decoration construction, upholstery, industry machine | |||||
Test | Squash test, Extended test, Water pressure test, Crystal rot test, Heat treatment, NDT | |||||
Chemical Composition of Material | Composition Material | 201 | 202 | 304 | 316 | 430 |
C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | ≤0.12 | |
Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
Cr | 16-18 | 17-19 | 18-20 | 16-18 | 16-18 | |
Ni | 3.5-5.5 | 4-6 | 8-10.5 | 10-14 | ||
Mo | 2.0-3.0 | |||||
Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
Hardness (HV) | <253 | <253 | <200 | <200 | ||
steel hollow square bar
