|
Name
|
Stainless Steel pipe
|
|
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 construction, upholstery, industry instrument
|
|
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
|