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Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312

Categories Seamless Steel Tube
Brand Name: TORICH
Model Number: GB/T 5312
Certification: ISO 9001 ISO 14001 TS 16949
Place of Origin: Zhejiang China
MOQ: 5 Ton
Price: negotiable
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 40000 Ton/Year
Delivery Time: 30 days
Packaging Details: Packing in wooden box,hexagonal bundles or other seaworthy ways.
Product Name: Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship GB/T 5312
Material: Q235 Q345
Surface: With anti rust protection
Application: Vessel
Shape: Round
OD: 4-1200mm
WT: 0.3-200mm
Length: 1.5-6m
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    Carbon - Manganese Steel Seamless Steel Tubes / Pipes for Ship GB/T 5312

    Carbon and Carbon-Manganese Steel Seamless Steel Tubes and Pipes for Ship GB/T 5312

    Spec:

    Material:320/360/410/460/490

    Size Range:OD:4-1200mm

    WT:0.3-200mm

    General Length:3-12m

    Tolerance:

    According to the following tables or customers’ request.

    Production MethodSize(mm)Tolerance

    Hot Rolling(Extrusion)


    OD

    ≤159±1.0%(min.±0.50mm)
    >159±1.25%

    WT


    ≤20

    +15%(min.+0.45mm)

    -10%(min. -0.30mm)

    >20±10%
    D≥351±15%

    Cold Drawn


    OD

    ≤30±0.20mm
    30~50±0.30mm
    >50±0.8%

    WT


    1.5~3

    +12.5%

    -10%

    >3.0±10%

    Steel

    grade

    Chemical composition
    CSiMnSPResidual elements
    3200.16_0.40~0.70

    0.020


    0.025

    CrMoNiCuTotal
    3600.17

    0.35

    0.40~0.80

    0.25


    0.10


    0.30


    0.30


    0.70

    4100.210.40~1.20
    4600.220.80~1.20
    4900.230.80~1.50
    Steel Grade

    Tensile Strength

    MPa

    Yield Strength

    MPa

    Elongation

    %

    320320-440≥195≥25
    360360-480≥215≥24
    410410-530≥235≥22
    460460-580≥265≥21
    490490-610≥285≥21

    Producing Method: Hot rolling(extrusion), Cold drawn, Cold rolling.


    Technical Delivery Conditions:Normalized(NBK)or Normalized and tempered


    Widely used in the field of:For ship pressure pipe system, boiler and superheater (Seamless high pressure boiler tube)


    Product Images:


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