Audited Supplier
Renark :
1.The adapter of our drill pipe are nitrided as shown in the picture on the right., and the threads are very wear-resistant.
The welding position of Adapter adopts pier rough process, friction welding, welding position is more firm.
2. Customization is welcome ,we are always be here for your solutions,when you need in. Product Description:
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.
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, from 1000mm to 6000mm length of pipe are available.
Specification :
1.Reliable working performance
2.Outside Size:60mm,76mm,89mm,114mm,127mm,140mm
3.Thread:API Reg
4.Wall Thickness: 5.5/6.5mm/7.5/8.5mm/10mm
| Code | PA50 | PA60 | PA73 | PA89 |
| Outer Diameter (mm) | 50 | 60 | 73 | 89 |
| Inner Dameter (mm) | 48 | 58 | 57 | 69 |
| Length | 1.5m/3m/4.5m | 1.5m/3m/4.5m | 1.5m/3m/4.5m/6m | 1.5/3m/4.5m/6m |
| Unit Weight (KG) | 6.5kg/m | 8.6kg/m | 12.8kg/m | 19.4kg/m |
FAQ
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. Can you customize the product?
We can customize products according to your required diameter, thread type ,thickness color ect...... We can produce by your samples or technical drawings.
6. After Services:
a. Our sales team will response for your question within 24 hours (Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused by our product quality
d.24 Hours service hotline:
Company information 
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