304 Stainless Steel Sanitary Seamless Tube/Pipe
Product Show
Name |
304 Stainless Steel Sanitary Seamless Tube/Pipe |
Standard |
GB12770,GB12771,ASTM A249,ASTM A269,ASTMA270,ASTMA312,ASTMA554,JIS G 3463 |
Material Grade |
304,316,201,202,316L,430 |
Main Material |
a) 201 (Ni0.8%-1%) |
b) 202 (Ni: 3.5%-4.5%) |
c) 304 (Ni: 8% Cr: 18%) |
d) 316 (Ni: 10% Cr: 18%) |
Thickness |
0.5-2.0mm |
Length |
15x15,18x18,20x20,23.5x23.5 or as customers' request |
Tolerance |
a)Outer Diameter; +/-0.2mm |
b)Thickness; +/-0.03mm |
c)Length;+/-5mm |
Surface |
180G, 320G, 400G Satin / Hairline |
400G, 500G, 600G or 800G Mirror finish |
Application |
Electronics |
Test |
Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT |
Chemical Composition of 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 |
12.5-14.5 |
15-18 |
18-20 |
16-18 |
16-18 |
Ni |
0.8-1.5 |
46 |
8-10.5 |
1014 |
|
Mo |
|
|
|
2.0-3.0 |
|
Mechanical Proper |
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 |