Gold Member Since 2009
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Shanghai Vastar International Co., Ltd.

Stainless Steel Welded Tube, Condenser Tubes, Boiler Tube manufacturer / supplier in China, offering ASTM A249 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes, Threaded Flange, Instumentation Tube Fitting and so on.

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Supplier Homepage Product Stainless Steel Welded Pipe ASTM A249 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

ASTM A249 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

FOB Price: Get Latest Price
Min. Order: 1 Ton
Port: Shanghai, China
Production Capacity: 50, 000 tons/year
Payment Terms: L/C, T/T

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Basic Info
  • Standard: ASTM, JIS, DIN, EN
  • Certification: ISO, SGS
  • Technique: Welded
  • Origin: China
  • Grade: 300 Series
  • Shape: Round
  • Transport Package: By bundle or plastic strap or wooden box.
Product Description
ASTM A249 Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
Standard: ASTM A249/ASME SA249
Material: 304, 3 04L, 316, 316L, 321
Size: OD (15.9-139.8mm) X WT (1.2-13mm)
Application: Boiler tube, Superheater tube, Heat Exchanger tube, Condenser tube, etc.

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
7, Grain size analysis
8, Hardness
9, flanging test
10, Bending test
 
MaterialASTM A249 Chemical Composition % Max
CMnPSSiCrNiMoN BNbTi
TP3040.082.000.0450.0301.0018.0-20.08.0-11.0^^^.^
TP304L0.0302.000.0450.0301.0018.0-20.08.0-12.0^^^^
TP3160.082.000.0450.0301.0016.0-18.010.0-14.02.00-3.00^^^
TP316L0.0302.000.0450.0301.0016.0-18.010.0-14.02.00-3.00^^^
TP3210.082.000.0450.0301.0017.0-19.09.0-12.0^0.10^5(C+N)-0.70
 
MaterialHeat treatmentTemperure F(C) Min.Tensile Strength Ksi (MPa), Min.Yield Strength Ksi (MPa), Min.Elongation %, Min.Hardness Max.
Rockwell
TP304Solution1900 (1040)75(515)30(205)3590HRB
TP304LSolution1900 (1040)70(485)25(170)3590HRB
TP316Solution1900(1040)75(515)30(205)3590HRB
TP316LSolution1900(1040)70(485)25(170)3590HRB
TP321Solution1900(1040) F75(515)30(205)3590HRB
 
OD, mmOD Tolerance
<25.4±0.10
25.4 - ≤38.1±0.15
>38.1 -<50.8±0.20
50.8 -<63.5±0.25
63.5 -<76.2±0.30
76.2 - ≤101.6±0.38
>101.6 - ≤190.5+0.38/-0.64
>190.5 - ≤228.6+0.38/-1.14

 

 
OD, mmWT Tolerance
≤38.1+20%/-0
>38.1+22%/-0

 

 
OD, mmLength Tolerance
<50.8+3/-0
≥50.8+5/-0
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