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Shanghai Vastar International Co., Ltd.

ASTM A209, Bolier Tube, Heat Exchanger Tube manufacturer / supplier in China, offering Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes ASTM A209, Threaded Flange, Instumentation Tube Fitting and so on.

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Supplier Homepage Product Alloy Steel Tube Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes ASTM A209

Seamless Carbon-Molybdenum Alloy-Steel Boiler and Superheater Tubes ASTM A209

FOB Price: Get Latest Price
Min. Order: 5 Tons
Production Capacity: 200, 000 Tons/Year
Payment Terms: L/C, T/T

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Basic Info
  • Origin: China
Product Description
Standard: ASTM A209/A209M-03
Steel grade: T1, T1a, T1b
Size: OD (20-1200mm) x WT (25-150mm)
Application: Used for boiler, hear exchanger.
Chemical composition (%)
GradeCMnPSSiMo
T10.10~0.200.30~0.80≤0.025≤0.0250.10~0.500.44~0.65
T1a0.15~0.250.30~0.80≤0.025≤0.0250.10~0.500.44~0.65
T1b≤0.140.30~0.80≤0.025≤0.0250.10~0.500.44~0.65
 
Mechanical properties
GradeTensile strength (Mpa)Yield strength (Mpa)Elongation (%)           S≥8mmElongation (%)         S<8mmElongation(%) Standard circle
T1≥380≥205≥30<30≥22
T1a≥415≥220≥30<30≥22
T1b≥365≥195≥30<30≥22
Note:A sample of the longitudinal S < 8mm, wall thickness of each 0.8mm, minimum elongation values from the above basic elongation of minus 1.5%.
 
Hardness requirementsGradeS≥5.1mm (Brinell hardness)S<5.1mm (rockwell hardness)
T1≤146HB≤80HRB
T1a≤153HB≤81HRB
T1b≤137HB≤77HRB
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