| After-sales Service: | Online Technical Services |
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| Warranty: | 6 Months |
| Certification: | CE, ISO 9001:2015 |
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https://sanrock.en.made-in-china.com
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Product name:DTH drilling pipe
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Screw Thread:API or According to your request
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| Manufacturing technique:upsetting process and nitriding treatment | ||||
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Brand Name:Sanrock
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Material:High Manganese Steel, seamless pipe
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Production Tachnology:Friction, nitriding, upsetting
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Diameter: 76/ 89mm/ 102/ 114mm/127mm/140mm
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Length: 1-6m
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Steel grade: Bao R780
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Thread: 2 3/8" API REG, 2 7/8" API REG, 3 1/2" API REG, 4 1/2" API REG, 2 3/8 API IF, 3 1/2 API IF
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Usage:Ore Mining,water well,Construction works
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Feature:
1.Pipe body : cold draw seamless pipe . so the pipe have the accurate size , good centralizer.
2.Thread connector :Heat and Nitrogen treatment , so the pipe is more durable and easier to load and unload .
3.Friction welding .
1.What can you buy from us?
DTH drilling rig,core drilling rig,highway pile driver,solar pile driver ,anchor pile driver
,rotary drill rig ,underground jumbo drill rig ,screw air compressor,DTH hammer,drill rod,
piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.
2.How can I make payment?
A:You can pay by credit card, TT, Western Union, LC etc.
3. How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping. Shipping efficiency depends on country and city you want to ship to. For small and delicate products, we ship by DHL, UPS, Fedex or TNT.You can also appoint shipping method you like before we ship.
4.How is your quality control?
A: We have our own experienced QC.There will be strict inspection and testing for every order before shipping out.
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