| After-sales Service: | 24 Hours Service |
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| Warranty: | 6 Month |
| Type: | Seamless/Welded, Drill Pipe, Friction Welding |
| Technique: | Hot Rolled/Cold Drawn/Cold Rolled/ERW/ |
| Material: | Carbon Steel, Carbon Steel, S135,R780,Dz50 |
| Surface Treatment: | Black |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust from the drill rig rotary head to down hole drilling tools.
According to different application, different diameters of drill tubes are needed, basically, smaller DTH hammers need smaller DTH drill tubes, vice versa. Usually we are offering 50mm, 60mm, 76mm, 89mm, 95mm, 102mm, 114mm 127mm, 140mm, 159mm etc.
Usually the threads are standard API connections, like 2 3/8" API REG thread, 3 1/2" API REG thread or API IF thread, etc.
According to customers request, from1000mmto6000mmlength of pipe are available.
Packing
· 1- Plastic caps plugged at the two sides of pipe ends
· 2- Should be avoided by the steel strapping and transport damage
· 3- Bundled signs should be uniform and consistent
· 4- The same bundle(batch) of steel pipe should be came from the same furnace.
· 5- The steel pipe has the same furnace number, the same steel grade, the same specifications.
Our company is a located in Jinghai County,Tianjin,we are a professional and reputable steel manufacturer and exporter in China.
We have the professional team and excellent workers aim at supply best service and products for all of our customers. producing and offering our clients welded steel pipes, galvanized steel pipes, color and galvanized steel coils other related products.Products are many exported to South America,Europe,Southeast Asia and Africa.
Since the mill was established in 2007, we have been adopting advanced production equipment to improve the quality of products,reduce the cost of producing ,we have the good production environment now, covers an area of 15,000 square meters with advanced production equipment,precision testing instruments.
Our factory has the annual production capacity Generally, our products are widely applied in construction, bridge, car manufacturing, electrical installation and mining.
Q: Are you a manufacturer?
A: Yes , we are a manufacturer, We have own factory, which is located in TIANJIN,CHINA.
Q:Can we visit your factory ?
A:Warmly welcome once we have your schedule we will pick you up .
Q: Do you have quality control?
A: Yes, we have gained API, ISO authentication.
Q: Can you arrange the shipment?
A: Sure, we have permanent freight forwarder who can gain the best price from most ship company and offer professional service.
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 25-45 days if the goods are not in stock, it is according to quantity.
Q:Can we get the some samples?Any charges?
A:Yes,you can get available samples in our stock.Free for real samples,but customers need to pay the freight cost.
Suppliers with verified business licenses
Audited Supplier 
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