GB/T9808 Oil Drill Steel Pipe Pickled And Annealed For Drill Rods
Basic Properties
Place of Origin:
Zhejiang China
Brand Name:
Torich
Certification:
ISO
Model Number:
GB/T9808
Trading Properties
Minimum Order Quantity:
5 Tons
Price:
USD 700 Tons pet month
Payment Terms:
L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability:
500 Tons per Month
Product Summary
Products Description TORICH Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods Key Word 45MnMoB Seamless Drill Tubes Material 45MnMoB, 10#, 20#, 45#, 4130, 4140, 16Mn etc Size OD: 5-420mm; WT: 0.5-50mm; Length: 3450mm, 3500mm, max12000mm Technique Cold Drawn Seamless Application For ...
Product Details
Highlight:
oil drill pipe
,cold drawn steel pipe
WT:
0.5mm-50mm
OD:
5mm-420mm
Length:
3450mm, 3500mm, Max12000mm
End Protector:
Plain / Beveled
Delivery Condition:
Pickled And Annealed
Technics:
Cold Drawn
Product Description
Products Description
TORICH Cold Drawn Seamless Steel Tube 45MnMoB For Wire - Line Drill Rods
| Key Word | 45MnMoB Seamless Drill Tubes |
| Material | 45MnMoB, 10#, 20#, 45#, 4130, 4140, 16Mn etc |
| Size | OD: 5-420mm; WT: 0.5-50mm; Length: 3450mm, 3500mm, max12000mm |
| Technique | Cold Drawn Seamless |
| Application | For wire-line drill rods,core barel tubes,drill rods coupling casing |
| Chemical composition of 45MnMoB C: 0.41-0.49, Si: 0.17-0.37, Mn: 0.9-1.2, S: 0.04max, P: 0.04max, Mo: 0.2-0.3, B: 0.001-0.005 | |
Tolerance of Outer Diameter and Wall Thickness
| Standard | Production Method | Tube Size | Tolerance | |
| GB/T9808-2008 | Hot Rolled | OD | (+1.0%D) or +0.65 (-0.5%D) -0.35 | |
| WT | ≤10 | (+15%S)or +0.45 (-10%S) -0.35 | ||
| >10 | (+12.5%S, -10%S) | |||
| Cold Drawn(rolled) | OD | ±0.50%D or ±0.20 | ||
| WT | ±8%S or ±0.15 | |||
| Q(N)/T118-2010 | Cold Drawn | OD | ±0.40%D or ±0.20 | |
| WT | ±7%S or ±0.15 | |||
Mechanical Property
| Steel Grade | Tensile Strangth Rm/MPa | Specifies the non-proportional extension strength Rp0.2/MPa | Percentage elongation after fracture A/% |
| No less than | |||
| ZT380 | 640 | 380 | 14 |
| ZT490 | 690 | 490 | 12 |
| ZT520 | 780 | 520a | 15b |
| ZT540 | 740 | 540 | 12 |
| ZT590 | 770 | 590 | 12 |
| ZT640 | 790 | 640 | 12 |
| ZT740 | 840 | 740 | 10 |
Product Show
QUALITY CONTROL:
1.Incoming Raw Material Inspection
2. Raw Material Segregation to avoid steel grade mix-up3. Heating and Hammering End for Cold Drawing
4. Cold Drawing and Cold Rolling, on line inspection
5. Heat Treatment, +A, +SRA, +LC, +N, Q+T
6. Straightening-Cutting to specified length-Finished Measuring Inspection
7. Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8. Packing and Stocking
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
FAQ
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us
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