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Geological Drill & Mining Exploring Tubing

Home » Products » Geological Drill & Mining Exploring Tubing » Mining Tubes for Geological Drilling Mineral Mining

Mining Tubes for Geological Drilling Mineral Mining
  • The name :

    Mining Tubes for Geological Drilling Mineral Mining

  • Product Description
  • Mining Tubes with Alloy steel grade Geological Drill tubes for Oil Mineral and mining
    Applications: For Geological Drill underground for Oil and mineral, for mining exploration
    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:max12000mm
    Heat treatment: Normalized, Quenching & Tempering
  • Model : Geological Drill tubes for Oil Mineral and mining
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Instruction

Mining Tubes with Alloy steel grade  Geological Drill tubes for Oil Mineral and Mining

Mining Tubes for Geological Drilling 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:max12000mm                

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

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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