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Drilling Seamless Pipes for Oil and Mineral Mining

Drilling Seamless Pipes for Oil and Mineral Mining

    • Drilling Seamless Pipes for Oil and Mineral Mining
    • Drilling Seamless Pipes for Oil and Mineral Mining
    • Drilling Seamless Pipes for Oil and Mineral Mining
    • Drilling Seamless Pipes for Oil and Mineral Mining
    • Drilling Seamless Pipes for Oil and Mineral Mining
  • Drilling Seamless Pipes for Oil and Mineral Mining

    Product Details:

    Place of Origin: China
    Brand Name: Torich
    Certification: ISO9001,ISO14001,TS16949,KR,LR
    Model Number: Geological Drilling Tube

    Payment & Shipping Terms:

    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
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    Detailed Product Description
    Type: Drill Pipe Machine Type: Drilling Tool
    Material: Carbon Steel Processing Type: Forging
    Use: Ore 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

    Standard Producton Method Tube Size Tolerance
    GB/T 9808-2008 Hot rolled OD (+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 drawn OD   ±0.50%D or ±0.20
    WT   ±8%S or ±0.15
    Q(N)/ T118-2010 Cold drawn OD OD ±0.40%D or ±0.20
    WT WT ±7%S or ±0.15

    Normal Sizes:

    Designation Outside Diameter (mm) Inside Diameter (mm)
      Min Max Min Max
    A Wireline 44.45 44.70 34.82 35.07
    B Wireline 55.55 55.90 45.95 46.30
    N Wireline 69.95 70.30 60.05 60.30
    H Wireline 88.90 89.38 77.62 78.10
    P Wireline 114.30 114.78 102.79 103.27

    Mechanical Properties:

    Stee Grade Tensile Strength
    Mpa min
    Yield Strength
    Mpa min
    Elongation
    % min
    HRC Heat Treatment
    T600 790 600 14 ~ N
    T750 850 750 14 26-31 QT
    T850 950 850 14 28-33 QT

    Chemical composition

    Stee Grade C Si Mn P max S max Cu max Cr Mo B
    T600
    (45MnMoB)
    0.43-0.48 0.17-0.37 1.05-1.35 0.02 0.015 0.20 ~ 0.20-0.25 0.001-
    0.005
    T750
    (30CrMnSiA)
    0.28-0.34 0.90-1.20 0.80-1.10 0.02 0.015 0.20 0.8-1.1 ~ ~
    T850
    4140
    0.38-0.43 0.17-0.35 0.70-0.90 0.02 0.015 0.20 0.9-1.1 0.15-
    0.25
    ~

    Mechanical Properties:

    Steel Tensile Strength Mpa Yield Point Mpa Elongation % Heat treatment
    Grade min
    ZT380 640 380 14 Normlized
    ZT490 690 490 12 Normlized
    ZT540 740 590 12 Normlized
    ZT590 770 590 12 Normlized
    ZT640 790 640 12 QT
    ZT740 840 740 10 QT
    T850 950 850 15 QT

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    Contact Details
    Torich International Co.,Ltd

    Contact Person: Mr. Richard

    Tel: 86-574-88086983

    Fax: 86-574-88086983

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