Hot Sale Mining Rock DTH Drilling Rod
Product Description:
DTH drill pipes play a significant role in all DTH drilling, regardless type of rock, hole depth or drill rig.
The key features of a high quality DTH tube are durability, accuracy and manageability.
1.Pipe body : cold draw seamless pipe . so the pipe have the accurate size , good centralizer.
2.Pipe body's material is the same grade as .
3.Thread connector :Heat and Nitrogen treatment , so the pipe is more durable and easier to load and unload .
4.Friction welding .
Standard DTH drill pipe:
Diameter: 76mm, 89mm, 102mm, 114mm, 127mm, 140mm;
Length: 1000mm, 1500mm, 2000mm, 3000mm, 5000mm, 6000mm;
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
Pre-Sales Service
* Inquiry and consulting support.
* Sample testing support.
* View our Factory.
5. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
6. After Sale 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
7.Package and shipping
Packing : DTH DHD hammer will pack in cardboard and plywood case.
Shipping : DTH DHD hammer will ship by sea , by air , by Express , etc
