20 Inch Structural Alloy Steel Integral Drill Rod , 3-1/2 Drill Pipe
Brand Name:BaiWei
Delivery Time:20-30 working days, which will be adjusted according to different products and inventory
Payment Terms:T/T
Place of Origin:Hebei China
Price:Negotiable
Packaging Details:According to customer needs
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Location:
Langfang Hebei China
Address:
Yongqing Industrial Zone, Langfang, Hebei, China
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within 48 hours
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Product Details
Structural Alloy Steel Ingersoll Rand Type 3 1/2 Reg Drill Pipe 114mm
Description
material
Structural alloy steel
application
Tunneling, mining, quarrying, blasting and infrastructure
construction
Plane drilling and anchoring, bench drilling, production drilling,
long hole drilling
Thread type
H22, R25, R28, R32, R35, R38, T38, T45, T51, GT60, ST58, ST68
Rod type
Extension rod, shunt rod, MF rod, MF drift rod, conduit, tapered
drill rod, integral drill steel, plug hole integral rod
Body type
Hexagonal, round
Pole length
260mm~6440mm
Custom design
Thread, diameter, length, color can be customized
| OD A | Wall B | Length L | Weight 1bs | Dist From ShoulderC | Across Flat E | Recess DIA F | Recess Location H | Recess Length K | Across Hex M | Connection | P/M |
| 4" | 0.33" | 25' | 365 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/4" | 3 1/2" | 2 7/8 Reg |
| 4" | 0.33" | 30' | 435 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/4" | 3 1/2" | 2 7/8 Reg |
| 4 1/2" | 0.337" | 25' | 415 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 3 1/2 Reg |
| 4 1/2" | 0.337" | 25' | 415 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 2 7/8 IF |
| 4 1/2" | 0.337" | 30' | 490 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 3 1/2 Reg |
| 4 1/2" | 0.337" | 30' | 490 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 27/8 IF |
| 4 1/2" | 0.500" | 30' | 670 | 3' | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 3 1/2 Reg |
| 4 1/2" | 0.750" | 25' | 830 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 3 1/2 Reg |
| 4 1/2" | 0.750" | 30' | 990 | 3" | 3 1/2" | 3 1/2" | 3 1/2" | 5" | 3 3/8" | 4" | 3 1/2 Reg |
| 5" | 0.362" | 25' | 520 | 3" | 3 1/2" | |3 1/2" | 3 1/2" | 5" | 3 1/2" | 4" | 3 1/2 Reg |
Products Advantages
High strength mechanical properties
Special smelting engineering design is selected for joint and tube body with special chemical composition and strict control of manufacturing process.
Long service life
All threads and sealing surfaces shall be phosphated to prevent sticking and corrosion.
The wear-resistant belt and pad of the joint can prolong service life.
Production equipments imported from germany
Each heat treatment welding zone is quenched and tempered by heat treatment system to ensure the strength and toughness of the welding zone and the quality is stable.
Strict process testing
100% of the friction welding areas pass the ultrasonic and magnetic particle inspection, and the hardness test is carried out in the heat affected zone.
Application
Tunnelling, Mining, Quarrying, Blasting and Infrastructure Construction
Facedrilling and Bolting, Bench Drilling, Production drilling, Long hole drilling
Drill pipe quality control:
1. Before order to be confirmed, the raw material of pipe and tool joint body should be booked from famous big steel enterprises in China.
2. Checked by our QC staff and factory own laboratory.
3. Every drill pipe has nondestructive inspection , cleaned and breach oil before packing.
4. Before delivery clients could send one QC or point the third party to check the quality such SGS, BV or others.
20 Inch Structural Alloy Steel Integral Drill Rod , 3-1/2 Drill Pipe
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