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Shanghai Vastar International Co., Ltd.

Stainless Steel Pipe, Stainless Steel Welded Pipe, Stainless Steel Seamless Pipe manufacturer / supplier in China, offering ASTM A312 Seamless and Welded Austenitic Stainless Steel Pipe, Stainless Steel Bar Round Square Bar, Stainless steel sheet 304 304L 316 316L and so on.

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ASTM A312 Seamless and Welded Austenitic Stainless Steel Pipe

FOB Price: US $2,500-5,000 / Ton
Min. Order: 1 Ton
Min. Order FOB Price
1 Ton US $2,500-5,000/ Ton
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Port: Shanghai, China
Production Capacity: 50, 000 tons/year
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Type: Stainless Steel Pipes
  • Certification: ISO
  • Technique: Cold-Drawing
  • Transport Package: By bundle or plastic strap or wooden box.
  • Standard: ASTM, AISI
  • Shape: Round
  • Surface Treatment: Pickling
  • Origin: China
Product Description
ASTM A312 Seamless and Welded Austenitic Stainless Steel Pipe
Standard: ASTM A312/ASME SA312
Material: 304, 304L, 304H, 310S, 316, 316L, 316H, 316Ti, 321, 321H, 347, 347H
Size: OD(6-1016mm) X WT(1-50mm)
Application: Used in Pipeline for transporting corrosive fluid.

Inspection items:
1, Chemical Composition
2, Size
3, Mechanical Properties
4, Flattening Test
5, Hydrostatic Test or Eddy current test or Ultrasonic test
6, Surface quality, straightness

Negotiated items:
1, Erosion test
2, Intercrystalline corrosion
3, Stabilization heat treatment.
NPSASTM A312  OD Tolerance
+-
inchmminchmm
1/8~1 1 /2
> 1 1 /2~4
> 4~8
> 8~18
> 18~26
> 26~34
> 34~48
1/64(0.015)
1/32(0.031)
1/16(0.062)
3/32(0.093)
1/8(0.125)
5/32(0.156)
3/16(0.187)
0.4
0.8
1.6
2.4
3.2
4.0
4.8
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
1/32(0.031)
0.8
0.8
0.8
0.8
0.8
0.8
0.8
   
NPSASTM A312  WT Tolerance, %
+-
1/8-2 1 /220.012.5
3~18, t/D≤ 5%22.512.5
3~18, t/D> 5%15.012.5
≥ 20, welded17.512.5
≥ 20, seamless, t/D≤ 5%22.512.5
≥ 20, seamless, t/D> 5%15.012.5
   
Chemical Composition
MaterialASTM A312  Chemical Composition % Max
CMnPSSiCrNiMoN BNbTi
TP3040.082.000.0450.0301.0018.0-20.08.0-11.0^^^ .^
TP304H0.04-0.102.000.0450.0301.0018.0-20.08.0-11.0^^^^
TP304L0.035 D2.000.0450.0301.0018.0-20.08.0-13.0^^^^
TP310S0.082.000.0450.0301.0024.0-26.019.0-22.00.75   
TP3160.082.000.0450.0301.0016.0-18.011.0-14.02.00-3.00^^^
TP316L0.0352.000.0450.0301.0016.0-18.010.0-14.02.00-3.00^^^
TP316H0.04-0.102.000.0450.0301.0016.0-18.011.0-14.02.00-3.00^^^
TP316Ti0.082.000.0450.0300.7516.0-18.010.0-14.02.00-3.000.10^5x(C+N)-0.70
TP3210.082.000.0450.0301.0017.0-19.09.0-12.0^0.10^5C-0.70
TP321H0.04-0.102.000.0450.0301.0017.0-19.09.0-12.0^^^4C-0.60
TP3470.082.000.0450.0301.0017.0-19.09.0-13.0  10xC-1.00^
TP347H0.04-0.102.000.0450.0301.0017.0-19.09.0-13.0^^8xC-1.00^
   
Mechanical Properties
ASTM A312  Mechanical Properties 
MaterialHeat
Treatment
Temperure
Min.
º F(º C)
Tensile Strength
Ksi (MPa), Min.
Yield Strength
Ksi (MPa), Min.
Elongation %, Min 
 
TP304Solution1900 (1040)75(515)30(205)35 
TP304LSolution1900 (1040)70(485)25(170)35 
TP304HSolution1900 (1040)75(515)30(205)35 
TP310SSolution1900 (1040)75(515)30(205)35 
TP316Solution1900(1040)75(515)30(205)35 
TP316LSolution1900(1040)70(485)25(170)35 
TP316HSolution1900(1040)75(515)30(205)35 
TP316TiSolution1900(1040)75(515)30(205)35 
TP321Solution1900(1040)75(515)30(205)35 
TP321HSolutionCold: 2000(1100)
Hot: 1925(1050)
75(515)30(205)35 
TP347Solution1900(1040)75(515)30(205)35 
TP347HSolutionCold: 2000(1100)
Hot: 1925(1050)
75(515)30(205)35 


ASTM A312 Seamless and Welded Austenitic Stainless Steel Pipe


ASTM A312 Seamless and Welded Austenitic Stainless Steel Pipe

 
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