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Drilling Seamless Pipes for Oil and Mineral Mining

Categories Geological Drilling Steel Tubes
Place of Origin: China
Brand Name: Torich
Model Number: Geological Drilling Tube
Price: NEGOTIATION
Packaging Details: IN BUNDLES
Delivery Time: 45-60 DAYS AFTER ORDER CONFIRMED
Payment Terms: T/T L/C
Supply Ability: 20000 TONS PER YEAR
Certification: ISO9001,ISO14001,TS16949,KR,LR
Type: Drill Pipe
Machine Type: Drilling Tool
Material: Carbon Steel
Processing Type: Forging
Use: Ore Mining
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    • Product Details
    • Company Profile

    Drilling Seamless Pipes for Oil and Mineral Mining

    Torich is a professional steel tube maker and marketing company ,specialized in Cold drawn ,precision seamless ,DOM steel pipes and tubes.detail product is as below.

    Seamless Drilling Pipes for Oil and Mineral Mining


    Applications: For Geological Drill underground for Oil and mineral, for mining

    Straightness, Concentricity, Mechanical Properties can meet the requirement of DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)

    Size range: O.D.:6-95mm W.T.:1-10mm L:max12m

    StandardProducton MethodTube SizeTolerance
    GB/T 9808-2008Hot rolledOD(+1.0%D) +0.65
    (-0.5%D) -0.35
    WT≤10(+15%S) +0.45
    (-10%S) -0.35
    >10(+12.5%S, -10%S)
    Cold drawnOD±0.50%D or ±0.20
    WT±8%S or ±0.15
    Q(N)/ T118-2010Cold drawnODOD±0.40%D or ±0.20
    WTWT±7%S or ±0.15

    Normal Sizes:

    DesignationOutside Diameter (mm)Inside Diameter (mm)
    MinMaxMinMax
    A Wireline44.4544.7034.8235.07
    B Wireline55.5555.9045.9546.30
    N Wireline69.9570.3060.0560.30
    H Wireline88.9089.3877.6278.10
    P Wireline114.30114.78102.79103.27

    Mechanical Properties:

    Stee GradeTensile Strength
    Mpa min
    Yield Strength
    Mpa min
    Elongation
    % min
    HRCHeat Treatment
    T60079060014~N
    T7508507501426-31QT
    T8509508501428-33QT

    Chemical composition

    Stee GradeCSiMnP maxS maxCu maxCrMoB
    T600
    (45MnMoB)
    0.43-0.480.17-0.371.05-1.350.020.0150.20~0.20-0.250.001-
    0.005
    T750
    (30CrMnSiA)
    0.28-0.340.90-1.200.80-1.100.020.0150.200.8-1.1~~
    T850
    4140
    0.38-0.430.17-0.350.70-0.900.020.0150.200.9-1.10.15-
    0.25
    ~

    Mechanical Properties:

    SteelTensile Strength MpaYield Point MpaElongation %Heat treatment
    Grademin
    ZT38064038014Normlized
    ZT49069049012Normlized
    ZT54074059012Normlized
    ZT59077059012Normlized
    ZT64079064012QT
    ZT74084074010QT
    T85095085015QT

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    Quality Drilling Seamless Pipes for Oil and Mineral Mining for sale
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