Best quality Double Wall Drill Pipe - 6′ size down the hole dth hammer and bit factory price for sale – TDS
Best quality Double Wall Drill Pipe - 6′ size down the hole dth hammer and bit factory price for sale – TDS Detail:
The DTH impactor is a part of the down-the-hole drilling rig,it is the working device of the down-the-hole drilling rig. The impactor is divided into a low wind pressure , a medium pressure and a high wind pressure impactor.It is widely used in metallurgy, coal, chemical, mining and water conservancy, hydropower, highway,railway,national defense, construction and other engineering hole making operation.It is suitable for dry and wet operation of blasthole water,It’s performance is reliable,So it is the best drilling hole device.
Model | Thread Connection | OD(mm) | Rec.Hole Size | Shank Style | Working Pressure(Bar) |
CD35 | API 2 3/8″ Reg | φ82mm | φ90-φ105 |
DHD3.5 CD35 |
1.0-1.5Mpa |
CD45 | API 2 3/8″ Reg | φ99mm | φ110-φ135 |
Cop44 DHD340 |
1.0-2.5Mpa |
CSD4 | API 2 3/8″ Reg | φ99mm | φ110-φ135 |
SD4 CSD4 |
1.0-2.5Mpa |
CQL40 | API 2 3/8″ Reg | φ99mm | φ110-φ135 |
QL40 CQL40 |
1.0-2.5Mpa |
CD55 |
API 2 3/8″ Reg API 3 1/2″ Reg |
φ125mm | φ135-φ155 |
Cop54 DHD350R |
1.0-2.5Mpa |
CSD5 | API 3 1/2″ Reg | φ125mm | φ135-φ155 |
SD5 CSD5 |
1.0-2.5Mpa |
CQL50 | API 3 1/2″ Reg | φ125mm | φ135-φ155 |
Cop54 QL50 |
1.0-2.5Mpa |
CD65 | API 3 1/2″ Reg | φ148mm | φ155-φ190 |
Cop64 DHD360 |
1.0-2.5Mpa |
CSD6 | API 3 1/2″ Reg | φ148mm | φ155-φ190 |
SD6 CSD6 |
1.0-2.5Mpa |
CQL60 | API 3 1/2″ Reg | φ148mm | φ155-φ190 |
Cop64 QL60 |
1.0-2.5Mpa |
CD85 | API 4 1/2″ Reg | φ185mm | φ195-φ254 |
Cop84 DHD380 |
1.0-2.5Mpa |
CSD85 | API 4 1/2″ Reg | φ185mm | φ195-φ254 |
SD8 CSD8 |
1.0-2.5Mpa |
CQL80 | API 4 1/2″ Reg | φ185mm | φ195-φ254 |
QL80 CQL80 |
1.0-2.5Mpa |
CSD10 |
API 4 1/2″ Reg API 5 1/2″ Reg |
φ225mm | φ254-φ311 |
SD10 CSD10 |
1.0-2.5Mpa |
CN100 | API 6 5/8″ Reg | φ225mm | φ254-φ311 |
NUMA100 CN100 |
1.0-2.5Mpa |
CSD12 | API 6 5/8″ Reg | φ275mm | φ305-φ445 |
SD12 CSD12 |
1.0-2.5Mpa |
Dth drilling Water well drilling
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