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Drill Steel Pipe For Mineral Mining , Alloy Steel Grade Oil Drill Pipe

Basic Information
Place of Origin: China
Brand Name: TORICH
Certification: ISO9001:2008, ISO14001:2008, TS16949
Model Number: DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)
Minimum Order Quantity: 5 TONS
Price: 1500-3000 USD/ton
Packaging Details: In hexagonal bundles
Delivery Time: 5-8 weeks
Supply Ability: 10000 tons per year
Detail Information
Material: Alloy Steel Grade Type: DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)
Production: Cold Drawn Heat Treatment: +N, Q+T
Application: Wire Line,Drill Rod, Core Barrel Standard: GB/T9808-2008
High Light:

oil drill pipe

,

cold drawn steel pipe


Product Description

Drill Pipes for Oil and Mineral 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                
 

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

 

Drill Pipes for Oil and Mineral Mining factory Drill Pipes for Oil and Mineral Mining for sales

Contact Details
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Phone Number : +8613736164628

WhatsApp : +8613736164628