ASTM A-312 Stainless steel Precision pipe for 201 grade
Stainless steel pipe is one of the more standardized materials in the building and engineering industries. Stainless Steel Seamless Pipes is a hollow steel bar, a large number of pipes used for conveying fluids, such as oil, gas, water, gas, steam,heat exchanger,mechanical machine.
Specification
Standard:ASTM A-312、ASTM A-269、ASTM A-632、ASTM A-213,DIN 17458、DIN17456 JIS G3463、JIS G3459、JIS G3448
Material Grade:201/202/304/316
Outer Diameter:0.1mm–8mm
Thickness:0.05mm – 2.1mm
Length:2440mm, 3050mm, 5800mm, 6000mm, 6100mm or as customer request
Tolerance:a) Outer Diameter: +/- 0.2mm
b) Thickness: +/- 10% OR as customer request
c) Length: +/- 10mm
Surface:Satin / Hairline :180#, 320#
Polish : 400# ,600# ,800# or Mirror surface
Application:Processed into railings, handrails, doors and Windows
PACKING
Plastic bag / woven packing(please send details packing to us if you have other requirements )
Chemical composition
|
Grade |
C(Max) |
Mn(Max) |
P(Max) |
S(Max) |
Si(Max) |
Cr |
Ni |
Mo |
N(Max) |
Cu/Others |
|
304 |
0.08 |
2 |
0.045 |
0.03 |
1 |
18.00-20.00 |
8.00-10.50 |
- |
0.1 |
- |
|
304L |
0.03 |
2 |
0.045 |
0.03 |
1 |
18.00-20.00 |
8.00-12.00 |
- |
0.1 |
- |
|
310S |
0.08 |
2 |
0.045 |
0.03 |
1.5 |
24.00-26.00 |
19.00-22.00 |
- |
- |
- |
|
316 |
0.08 |
2 |
0.045 |
0.03 |
1 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
- |
- |
|
316L |
0.03 |
2 |
0.045 |
0.03 |
1 |
16.00-18.00 |
10.00-14.00 |
2.00-3.00 |
0.1 |
- |
Element 201 202 304 316 S31803 S32750
C ≤0.15 ≤0.15 ≤0.08 ≤0.08 ≤0.030 ≤0.030
Si ≤1.00 ≤1.00 ≤1.00 ≤1.00 ≤1.00 ≤0.80
Mn 5.5-7.5 7.5-10.0 ≤2.00 ≤2.00 ≤2.00 ≤1.20
P ≤0.060 ≤0.060 ≤0.045 ≤0.045 ≤0.030 ≤0.035
S ≤0.030 ≤0.030 ≤0.030 ≤0.030 ≤0.020 ≤0.020
Cr 16-18 17-19 18-20 16-18 21-23 21-23
Ni 3.5-5.5 4.0-6.0 42958 43022 4.5-6.5 6.0-8.0
Mo 2.0-3.0 2.5-3.5 3.0-5.0
N ≤0.25 ≤0.25 0.08-0.2 0.24-0.32
Cu ≤0.50
Mechanical properties
Material Item 201 202 304 316 S31803 S32750
Tensile Strength (MPa) ≥655 ≥620 ≥515 ≥515 ≥620 ≥800
Yield Strength (MPa) ≥260 ≥310 ≥205 ≥205 ≥450 ≥550
Elongation (%) ≥35 ≥35 ≥35 ≥35 ≥25 ≥15
Hardness (HV) ≤230 ≤230 ≤200 ≤200 ≤303 ≤323
Other Requirement
Marking: material grade, standard, specification, heat no.
Surface Treatment: Bright annealed, polished outside and inside surface.
Package: knitting strip bundle, wooden box or steel box
Mill test certificate: according to EN 10204 3.2
Inspection: Third party inspection, or by clints
Company Description:
Our company has three production line of stainless steel coiled tube ,stainless steel pipe ,we have exporting experience for more than ten years ,the bending, stretching, saw cutting, stamping, polishing and so on a series of processing equipment , our stainless steel product widely used in bathroom pendant, hanger accessories, hardware, and condensation water heating equipment, hotel supplies and so on. our company sincerely hope that domestic and foreign customers to provide drawings or samples.
If you want to know more details about the stainless steel pipe/tube,please contact us.