Original
By certification 
DTH Drill Pipe
DTH drill pipes are widely used in mining, water well drilling,geothermal, oil and all kinds of DTH rock drilling, with high quality low carbon steel to ensure good resistance to strengthen and tensile, friction welded to ensure the adapter and pipe connect tightly as a whole set the cyclic extrusion-compression ensure reliable pipe.
API 5DP Drill Pipe for Well Drilling / Mining
Specifications:
1) OD: 2 7/8", 3 1/2", 4", 4 1/2", 5" 5-1/2"
2) Steel Grade: E75, X95, G105, S135
3) Type of end finish: EU-external upset, IEU-internal & external upset
4) All drill pipe are made according to API 5D
5) We can provide in many conditions, with or without hard banding (Arnco100, Arnco 300, tungsten carbide etc).
Features:
1. Length: 1000mm ~ 6000mm
2. Diameter: 76mm ~ 114mm
3. Wall thickness: 6mm ~ 6.5mm
4. Thread Pin/Box: 2 3/8" ~ 3 1/2" API REG
5. Carefully selected seamless steel pipe and high quality alloy steel for joint tools.
6. Precisely friction welded to ensure straightness and concentrically.
7. Multiple precisely heat-treated tools joint.
8. Internally and externally upset drill rods are available
DTH Drill Pipe Specifications | ||||
Outer diameter | Thread | Wall thickness | Length | |
mm | inch | mm | mm | |
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 API 5 1/2" IF BECO 3 1/2" | 6.3 | 1000-4000mm 4000-6000mm |
8 | ||||
89 | 3 1/2 | 6.3 | 1000-4000mm 4000-6000mm | |
8.8 | ||||
102 | 4 | 6.3 | 1500-4000mm 4000-6000mm | |
8.8 | ||||
114 | 4 1/2 | 7.5 | 1500-4500mm 4500-9000mm | |
8 | ||||
10 | ||||
127 | 5 | 8 | 1500-5000mm 5000-9000mm | |
10 | ||||
12 | ||||
133 | 5 1/4 | 8 | 1000-4000mm 4000-12000mm | |
10 | ||||
12 | ||||
140 | 5 1/2 | 14 | 3000-9000mm 9000-12000mm | |
19 | ||||
152 | 6 | 8 ~ 20 | 1000-10000mm | |
FAQ
How to order?
Please send us your inquiry with detail item description or with Model number.
If there is no packing demand we take it as our regular exported standard packing.
We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.
You send us your detail requirement, we provide quotation to you.
Can I expect a quality products?
All the production and processing are strictly according to ISO 9001:2008 and API standard. At the same time, mature production technology ensuring the quality satisfy international request. We also welcome the third party inspection, such as BV, SGS and TUV.
The information you may like to know before Payment:
1. Methods of Payment:
T/T (Telegraphic Transfer) or L/C at sight
2. 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.
3. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
