High quality decorative 201 202 304 stainless steel railing pipes
Specifications
Stainless Steel Pipe/Tube:
1.Material:201,202,301,304,316,316L,430
2.OD:6mm-159mm
Thickness:0.25-3.5mm
3.Surface:Mirror,Satin/HL
Name | Stainless steel pipe/tube |
Standard | ASTM A554,A249,A269 and A270,A312 |
Material Grade | 201 ( Ni 1.2%), 202 (Ni 3.5%~4.5%), 301(Ni 5%) 304 (Ni 8%, Cr 18%), 316 (Ni 10%, Cr 18%), 316L (Ni10%~14%), 430 |
Outer Diameter | 6mm--159mm |
Thickness | 0.25mm - 3.5mm |
Length | 6m or as customer's request |
Tolerance | a) Outer diameter: +/- 0.2mm |
b) Thickness: +/- 0.02mm |
c) Length: +/- 5mm |
Surface | 180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish |
Application | Decoration,handrail,balustrade |
Test | Squash test,extended test,water pressure test,crystal rot test,heat treatment,NDT |
Chemical Composition of Material | Material Composition | 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 |
N | 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 |