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GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger

    Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
     
    Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers
    • Buy cheap GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger from wholesalers

    GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger

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    Brand Name : TORICH
    Model Number : GB/T 13296
    Certification : ISO 9001 ISO 14001 TS 16949
    Price : negotiable
    Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
    Supply Ability : 20000 Ton/Year
    Delivery Time : 45 days
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    GB/T 13296 Seamless Stainless Steel Tube for Boiler / Heat Exchanger

    Seamless Stainless Steel Tubes for Boiler and Heat Exchanger GB/T 13296

    Spec:
    Material:302
    Size Range:OD:6-159mm
    WT:1-14mm
    General Length:3-12m
    Tolerance:
    According to the following tables or customers’ request.

    Permissible deviation of outside diameter and wall thickness

    ClassificationNominal sizeAllowable deviation
    W-HOD≤140±1.25%D
    >140±1%D
    S≤3-40%S
    >3~4-35%S
    >4~5-33%S
    >5-28%S
    W-COD6~30

    +0.15

    -0.20

    >30~50±0.30
    >50±0.75%D
    SD≤38+20%S
    D>38-22%S

    Steel grade and chemical composition

    NumberSteel gradeChemical Composition %
    CSiMnPSNiCrMoTi
    10Cr18Ni9≤0.07≤1.00≤2.00≤0.035≤0.030

    8.00~

    1.00

    17.00~

    19.00

    21Cr18Ni9≤0.15≤1.00≤2.00≤0.035≤0.030

    8.00~

    10.50

    17.00~

    19.00

    31Cr19Ni90.04~0.10≤1.00≤2.00≤0.035≤0.030

    8.00~

    12.00

    18.00~

    20.00

    400Cr19Ni10≤0.030≤1.00≤2.00≤0.035≤0.030

    8.00~

    12.00

    18.00~

    20.00

    50Cr18Ni10Ti≤0.08≤1.00≤3.00≤0.035≤0.030

    9.00~

    12.00

    17.00~

    19.00

    ≥5C
    61Cr18Ni11Ti0.04~0.10≤0.75≤2.00≤0.030≤0.030

    9.00~

    13.00

    18.00~

    20.00

    4Xc~

    0.60

    70Cr18Ni11Nb≤0.08≤1.00≤2.00≤0.035≤0.030

    9.00~

    13.00

    17.00~

    20.00

    81Cr19Ni11Nb0.04~0.10≤1.00≤2.00≤0.035≤0.030

    9.00~

    13.00

    17.00~

    20.00

    90Cr17Ni12Mo2≤0.08≤1.00≤2.00≤0.035≤0.030

    11.00~

    14.00

    18.00~

    20.00

    2.00~

    3.00

    101Cr17Ni12Mo20.04~0.10≤0.75≤2.00≤0.030≤0.030

    11.0~

    14.00

    16.00~

    20.00

    2.00~

    3.00


    Recommended heat-treatment system and mechanical property

    Number


    Steel GradeRecommended heat-treatment systemMechanical property

    Tensile Strength

    Rm

    MPa

    Required Tensile Strength of Plastics

    Rp0.2/

    MPa

    Elongation

    A/

    %

    Density

    ρ/(kg/cm³)

    No less than
    10Cr18Ni91010℃~1150℃520205357.93
    21Cr18Ni91010℃~1150℃520205357.90
    31Cr19Ni91010℃~1150℃520205357.93
    400Cr19Ni101010℃~1150℃480175357.93
    50Cr18Ni10Ti

    920℃

    ~1150℃

    520205357.95
    61Cr18Ni11Ti

    Hot rolled≥1095℃

    Cold rolled≥1050℃

    520205357.93
    70Cr18Ni11Nb

    980℃

    ~1150℃

    520205357.98
    81Cr19Ni11Nb

    Hot rolled≥1095℃

    Cold rolled≥1050℃

    520205358.00
    90Cr17Ni12Mo21010℃~1150℃520205357.98
    101Cr17Ni12Mo2≥1040℃520205357.89

    High temperature provides non-proportional extension strength unit MPa N/ ²

    Steel gradeTemperature
    100150200250300350400450500550600
    1Cr18Ni9171155144136128124119116111106
    1Cr19Ni11Nb239227216207200195191190189188

    100 000 h Durable intensity recommended data unit MPa N/ ²

    Steel grade100 000 h Durable intensity
    Test temperature/
    600610620630640650660670680690700
    1Cr18Ni99588817468635752484340
    1Cr19Ni11Nb13212111010091827466605448

    Processing:W-H,W-C


    Technical Delivery Conditions:Heat treatment and pickling


    Widely used in the field of:Boiler and heat exchanger


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