ROSCHEN GROUP
| Supply Ability | 1000000 pcs |
| Packaging Details | Bundles |
| Payment Terms | L/C, T/T, Western Union, MoneyGram |
| Name | DTH Drill Pipe |
| Processing type | Heat Treatment |
| Machine type | Drilling Tool,Drilling Equipment,penumatic rock drill |
| Use | Marble Quarry |
| Size | 2 7/8" |
| Type | API Thread |
| Brand Name | ROSCHEN |
| Model Number | 2 7/8" |
| Certification | ISO |
| Place of Origin | Germany |
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Product Specification
| Supply Ability | 1000000 pcs | Packaging Details | Bundles |
| Payment Terms | L/C, T/T, Western Union, MoneyGram | Name | DTH Drill Pipe |
| Processing type | Heat Treatment | Machine type | Drilling Tool,Drilling Equipment,penumatic rock drill |
| Use | Marble Quarry | Size | 2 7/8" |
| Type | API Thread | Brand Name | ROSCHEN |
| Model Number | 2 7/8" | Certification | ISO |
| Place of Origin | Germany | ||
| High Light | API oilfield pipe ，2 7/8" drill stem pipe | ||
Marble Quarry API Thread 2 7/8" DTH Drill Pipe
drill rods are for in drifting, tunneling, long-hole drilling, bench and production drilling industries. These rods are produced with round or hexagonal sections in all common thread designs, and in Male/Male (M/M) or Male/Female (M/F) connections. All our drifting and extension drill rods are heat-treated with carburization or high frequency, combinated with phosphorization.
DTH Drill Pipe Introduction
DPI's Drill Pipe is manufactured from premium-quality USA Steel. We utilize precision manufacturing techniques, coupled with our experience and expertise to deliver you the Industry's Best Drill Pipe. We take pride in each string of Drill Pipe, and offer our recommendations in the Drill Pipe's characteristics that match your application.
We utilize advanced Inertia Welding Technology, producing the strongest bond from tubing to tool joint that is available. We utilize our CNC machining centers to craft the tool joints, and our Heat Treating Enhancement Technology to maximize durability, strength, and wear life to the Pipe. The Drill Pipe is available in Flush Joint, Upset Joint, and Upset Tube Designs.
DPI has the capability of manufacturing Drill Pipe in a wide range of configurations, as all aspects of the manufacturing process are accomplished at our facility. This allows us to satisfy your configuration requirements, even if considered unusual.
Upset Tube Designs are available in Internal Upset (IU), External Upset (EU), and Internal External Upset (IEU).
Reference our Recommended Thread Profile - Wall, and Grade Chart to view our range of alternatives, or just give us a call to discuss your specific requirements.
Our Drill Pipe comes in all Grades; Grade "D", "E", "X", "G", "S". Our Tool Joints are manufactured to API Standards.
Break-Out Flats and/or Break-Out Lugs are offered in many different configurations, from OEM to Custom design.
DTH Drill Pipe Range:
| Pipe OD | Wall Thickness | Lengths | Threads |
| 2 3/8" | .190, .254, .280 | 2'-30' | 2IF, 2 3/8 Mayhew Junior, 2 3/8 Mayhew Regular, |
| 2 3/8IF | |||
| 2 7/8" | .217, .276, .362 | 2'-30' | NWJ, 2 3/8 Mayhew Junior, 2 3/8 Mayhew Regular, |
| 2 3/8IF, 2 7/8IF | |||
| 3" | .156, .188, .250, .375 | 2'-30' | 2 3/8 Mayhew Junior, 2 3/8 FEDP, |
| 2 3/8 API Regular | |||
| 3 1/2" | .219, .250, .368, .449 | 2'-30' | 2 3/8 API Regular, |
| 2 7/8 API Regular, | |||
| 2 3/8IF | |||
| 4" | .226, .262, .330, .380 | 2'-45' | 2 7/8 Reg, 2 7/8IF, |
| 3 1/2 Regular | |||
| 4 1/2" | .250, .290, .337, .430 | 2'-45' | 2 7/8IF, 3 1/2 Regular, 3 1/2IF, |
| 4 1/2 XH, 4 1/2IF | |||
| 4 3/4" | 0.375 | 2'-20' | 3 1/2IF |
| 5" | .362, .476 | 2'-45' | 3 1/2 Regular, |
| 3 1/2IF | |||
| 5 1/2" | .361, .415 | 2'-45' | 3 1/2IF, 4FH, 4IF, |
| 4 1/2 Regular | |||
| 6" | .250, .313,.375 | 2'-20' | 4 1/2 Reg, 4IF |
| 6 5/8" | .288, .352, .417 | 2'-45' | 4 1/2IF, 8 FF |
| 7" | .362, .417, .453, .498 | 2'-45' | 4 1/2IF, 8 1/2FF |
| 7 5/8" | .375, .500 | 2'-45' | 5 1/2 FH, 8 1/2FF |
DTH Drill Pipe Parameters
| Thread Profiles | Recommended OD | Recommended ID |
| 2 IF | 2.375" | 1.000" |
| 2 3/8 Mayhew Junior | 2.750" | 1.500" |
| 2 3/8 FEDP | 3.000" | 1.500" |
| 2 3/8 API Regular | 3.000" | 1.000" |
| 2 3/8 Mayhew Regular | 3.250" | 1.625" |
| 2 3/8 IF | 3.375" | 1.750" |
| 2 3/8 American Open Hole | 3.500" | 1.813" |
| 2 3/8 AOH Mod | 3.500" | 2.063" |
| 2 7/8 API Regular | 3.500" | 1.250" |
| 2 7/8 FEDP | 3.750" | 1.750" |
| 2 7/8 Mayhew Full Hole | 3.875" | 1.875" |
| 2 7/8 IF | 4.125" | 2.125" |
| 3 1/2 API Regular | 4.250" | 1.750" |
| 3 1/2 Full Hole | 4.625" | 2.438" |
| 3 1/2 IF | 4.750" | 2.688" |
| 3 1/2 XH | 4.750" | 2.438" |
| 4 Full Hole | 5.250" | 2.813" |
| 4 IF | 5.750" | 3.250" |
| 4 1/2 API Regular | 5.500" | 2.250" |
| 4 1/2 IF | 6.126" | 3.750" |
| 6 5/8 API Regular | 7.750" | 3.500" |
| 5 1/2 IF | 7.375" | 4.813" |
| 6 5/8 Full Hole | 8.000" | 5.000" |
| 8 1/2 Full Flow | 8.500" | 5.500" |
| 7 5/8 API Regular | 8.875" | 4.000" |
| 8 5/8 API Regular | 10.000" | 4.750" |
Advise us on your typical application, and we can recommend Wall and Grade to match your needs.
DTH Drill Pipe Pictures
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Seller
Year Established:
1921
Total Annual:
5000-2000000
Employee Number:
100~500
Ecer Certification：
Verified Supplier
ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine... ROSCHEN GROUP ROSCHEN Group has the world class advanced equipment like 12000 tons forging, metal processing plant, heat treatment workshop, numerical control plant, Advanced five-axis machining center, etc. professional technical and skilled team to ensure mining, mine...
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