Product Features:
1.light
2.high- elastic
3.rigid
4.automatically adjustable
5.stable
Business Terms:
Port: qingdao
Minimum Order Quantity: 50 Pole/Poles
Supply Ability: 1000 Pole/Poles per Day
Payment Terms: L/C,T/T
Contact Supplier
1.light
2.high- elastic
3.rigid
4.automatically adjustable
5.stable
Port: qingdao
Minimum Order Quantity: 50 Pole/Poles
Supply Ability: 1000 Pole/Poles per Day
Payment Terms: L/C,T/T
Contact Supplier
Packaging Detail: 1.wooden case 2.standard export bundle packing or as your requirements
Delivery Detail: within 15 days after the deposit
Twist drill pipe introduction
1.light
2.high- elastic
3.rigid
4.automatically adjustable
5.stable
Craft: prestressed wire winding and welding on the basis of merits from German craft.
Material: high pressure seamless alloy pipe (rod body); high wear-resistant T-shape strip steel (spiral); medium carbon alloy steel which has been thermal refined in vacuum (connector).
Connection type between rods: spring pin with U-shape or semi-ring retaining pin, which guarantees the max torque of the rod.
Matching: portable or hand-held drilling machine
Feature: light, quick connection, quick slagging, high efficiency.
Application: water & gas exploration of coal seam or similar stratum. Rods with drainage hole and without are available.
Twist drill pipe specification
| No. | Specification and Size (mm) | Torque (N.m) | Connection type | |||
| Dia (spiral + tube) | Tube dia. | Length | Connector size | |||
| 1 | 28 | 18 | 500~3000 | F12×48 | 150~200 | Square shank |
| 2 | 30 | 18 | 500~3000 | F12×48 | 150~200 | Square shank |
| 3 | 32 | 18 | 500~3000 | F12×48 | 150~200 | Square shank |
| 4 | 38 | 21 | 500~3000 | F14×50/80 | 100~350 | Square shank |
| 5 | 40 | 21~22 | 500~3000 | F14×50/80 | 100~350 | Square shank |
| 6 | 42 | 22 | 500~3000 | F13×80 | 200~350 | Square shank |
| 7 | 69 | 25~27 | 500~3000 | F18×60/85 | 250~350 | Square shank |
| 8 | 69 | 25~27 | 500~3000 | B20×90 | 350~450 | Hex. Shank |
| 9 | 75 | 32~42 | 500~3000 | F24×85 | 350~450 | Square shank |
| 10 | 89 | 32~50 | 500~3000 | F26×45/90 | 350~450 | Square shank |
| 11 | 98 | 73 | 500~3000 | B45×100 | 10000-12000 | Hex. shank |
| 12 | 113 | 63~73 | 500~3000 | B45×100 | 8000-12000 | Hex. shank |
Twist drill pipe photo
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