
API REG Thread 2 3/8", 2-7/8", 2-7/8 IF , 3 1/2" DTH Drill Pipe D76-144mm
Product Description:
Down th hole drill pipes play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig. The key features of a high quality DTH tube are durability, accuracy and manageability. Sollroc DTH drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe.The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers the rotation and press force to the DTH hammer.
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
DTH drill pipes specifications | ||||
Outer diameter | Thread | Wall thickness mm | Length mm | |
mm | inch | |||
76 | 3 | API 2 3/8 REG API 2 7/8 REG API 3 1/2 REG API 4 1/2 REG API 2 3/8 IF API 2 7/8 IF API 3 1/2 IF API 4 1/2 IF BECO 3 1/2" | 4.0 6.3 | 1000-6000 |
89 | 3 1/2 | 4.0 6.3 8.8 | 1000-6000 | |
102 | 4 | 6.3 8.8 | 4000-6000 | |
114 | 4 1/2 | 6.3 12.5 | 4000-9000 | |
127 | 5 | 6.3 12.5 19 | 4000-9000 | |
133 | 5 1/4 | 6.3 12.5 19 | 4000-9000 | |
140 | 5 1/2 | 8.8 12.5 19 | 4000-9000 |
Product Photo:
The information you may like to know before order:
1. Methods of Payment:
We can accept L/C, D/A, D/P, T/T, , MoneyGram.
2. Handling time for an order
Based on order quantity, normally it takes 20 days for production.
Only 5 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. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality
Quality warranty:
Our hammers are made of high quality steel and all spares are
inspected strictly before shipping. We have quickly responses for
your complaint and suggestion.
Package:
Using ply-wooden cases and pallet for exporting to protect products
and avoid the damagement during transportation. Also we can
customize package according to your special requests.
Transportation:
By air, By Express or By sea according to your requests
Changsha Sollroc Engineering Equipments Co., Ltd
Sollroc, with more than 10 years of experience, is one of the prefessional manufacturer and supplier of high performance rock drilling tools like, DTH hammers and bits, RC hammers and bits, ODEX system, symmetrix system, DTH drill rods and top hammer drilling tools, our tools are widely used in different drilling applications including mining, quarring, water well drilling and etc.
We can provide specifications:
DTH hammers range: 3"-12’’
DTH bits range: 90mm - 600mm
DTH opener bits: 4"-10" from 82/165mm to 445/660mm
Shanks : BR series, DHD, COP, Mission, Mach; SD; QL; Numa.
Tophammer tools
Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, GT60,GT68
Button bit face design: Flat face, drop centre,
Button bit body type: Normal and Retrac
Button bits diameters: 45mm-152mm