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Model No.: GB/T9808-2008, JIS G3465-2006, ASTM A519
Brand: Torich
Type: Seamless
Section Shape: Round
Surface Treatment: Oiled
Packaging: oil antirust in hexagonal bundles or in carbons or woodenboxes
Productivity: 12000Ton/Year
Transportation: Ocean
Place of Origin: China
Supply Ability: 12000 tons per year
Certificate: GB/T 19001-2008 , ISO 9001:2008 , TS16949
Payment Type: L/C,T/T
Incoterm: FOB
Mining Tubes with Alloy Steel Grade Tubes for Mining Exploration Tubes for the Mining Industry
Straightness, Concentricity, Mechanical Properties can meet the requirement of DCDMA (USA), BS4019 (UK), METRIC (SWEDEN)
We specially manufacture and export Drilling Steel Pipes, Carbon Steel Drilling Pipes, Mining Drilling Pipe, Drilling Steel Pipe you may also find other Oil Drill Pipe, Oval steel tube etc.
Mining Tubes with Alloy 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)/ XJY118-2010 | 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 Grade | Tensile Strength Mpa | | Yield Point Mpa | | Elongation % | Heat treatment | |||
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 |
Mining Tubes with Alloy Applications:For Geological Drill underground for Oil and mineral, for mining
Our Advantage
Professional steel tube maker
Superior quality and Competitive Price
First-class production technology and Double quality control
Fast delivery and Best services
Our Production
Product Categories : Drilling Steel Pipes
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.