| After-sales Service: | Available |
|---|---|
| Warranty: | 6 Months |
| Certification: | ISO9001:2015 |
| Standard: | AISI |
| Surface Treatment: | Spray-Paint |
| Manufacturing Process: | Forging |
| Customization: |
|---|
Suppliers with verified business licenses
Audited Supplier Changsha Tianhe Drilling Tools and Machinery Co., Ltd. presents the 12 Inch Downhole DTH Drill Hammer, designed for efficient large hole drilling in water well drilling and foundation drilling. This rock drilling tool is perfect for drill rigs and offers superior performance in rock drilling. Experience the power and precision of our DTH hammer for large hole drilling.
The JS series DTH hammer is a new type of high-pressure hammer developed by Changsha Tianhe Drilling Tools and Machinery Co., Ltd. It is one of the most cost-effective DTH hammers in China. This series of hammers are designed to be used without a foot valve, providing fast penetration, low air consumption, good stability, and a long service life.
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Hammer Length without Bit (mm)
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1696mm
|
|
Weight without Bit (kg/ )
|
560
|
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Hammer Outside Diameter (mm)
|
φ275
|
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Top Sub Thread
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API 6 5/8" REG
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|
Working Air Pressure Range(bar/psi)
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15-33
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Recommended Rotary Speed (r/min)
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15-35
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Impact Rate at 17 Bar (Hz)
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18
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Air Consumption(cfm / m3/min)
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246.5psi:1770/ 350psi:2142
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JS--DHD SHNAK DTH HAMMER SPECIFICATION
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|||||||
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Bit shank
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Length/mm
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Thread
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OD/mm
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Work pressure
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Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
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Weight
kg
|
|
DHD3.5
|
863mm
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API 2 3/8"REG
|
80MM
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2.0Mpa
|
30-60
|
7
|
22
|
|
DHD340
|
967mm
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API 2 3/8"REG
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99MM
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2.5Mpa
|
30-60
|
11
|
38.4
|
|
DHD350
|
1070mm
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API 3 1/2"REG
|
126MM
|
2.8Mpa
|
25-55
|
16
|
68.4
|
|
DHD360
|
1164mm
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API 3 1/2"REG
|
148.5MM
|
3.0Mpa
|
25-55
|
20
|
101.5
|
|
DHD380
|
1366mm
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API 4 1/2"REG
|
185MM
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3.0Mpa
|
25-55
|
23
|
152.7
|
|
DHD112
|
1522mm
|
API 6 5/8"REG
|
275MM
|
3.0Mpa
|
25-55
|
41
|
295
|
|
JS-SD SHANK DTH HAMMER SPECIFICATION
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|||||||
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Bit shank
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Length/mm
|
Thread
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OD/mm
|
Work pressure
|
Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
|
Weight
kg
|
|
SD4
|
967mm
|
API 2 3/8"REG
|
99MM
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2.5Mpa
|
30-60
|
11
|
38.4
|
|
SD5
|
1070mm
|
API 3 1/2"REG
|
126MM
|
2.8Mpa
|
25-55
|
16
|
68.4
|
|
SD6
|
1164mm
|
API 3 1/2"REG
|
148.5MM
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3.0Mpa
|
25-55
|
20
|
101.5
|
|
SD8
|
1366mm
|
API 4 1/2"REG
|
185MM
|
3.0Mpa
|
25-55
|
23
|
152.7
|
|
SD12
|
1522mm
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API 6 5/8"REG
|
275MM
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3.0Mpa
|
25-55
|
41
|
295
|
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JS--QL SHANK DTH HAMMER SPECIFICATION
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|||||||
|
Bit shank
|
Length/mm
|
Thread
|
OD/mm
|
Work pressure
|
Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
|
Weight
kg
|
|
QLX40
|
967mm
|
API 2 3/8"REG
|
99MM
|
2.5Mpa
|
30-60
|
11
|
38.4
|
|
QL50
|
1070mm
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API 3 1/2"REG
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126MM
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2.8Mpa
|
25-55
|
16
|
68.4
|
|
QL60
|
1164mm
|
API 3 1/2"REG
|
148.5MM
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3.0Mpa
|
25-55
|
20
|
101.5
|
|
QL80
|
1366mm
|
API 4 1/2"REG
|
185MM
|
3.0Mpa
|
25-55
|
23
|
152.7
|
|
QL120
|
1522mm
|
API 6 5/8"REG
|
275MM
|
3.0Mpa
|
25-55
|
41
|
295
|
Established in 2002, Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is located in the Industrial Development Zone, Ningxiang, Changsha, China. With over 60,000 square meters of workshop space, the company boasts a team of more than 100 technological backbone members and 50 experts with over 20 years of experience in DTH rock drilling tools.
Our main focus is on manufacturing high-quality DTH hammers and bits, capable of drilling holes ranging from 3" to 43" (76-1100mm) in diameter. We also specialize in DTH drilling tools for deep hole drilling, Eccentric (ODEX) casing systems, Concentric casing systems, Reverse circulation hammers and bits, rock drill accessories, and other equipment. Our products find extensive applications in mining, water well engineering, construction, geological exploration, geothermal drilling, oil and gas, and various other fields.
At Changsha Tianhe, we prioritize quality and performance. Our advanced production equipment and analytical instruments ensure reliable product quality and stable performance. All our products are produced in compliance with the ISO9001:2015 quality management system.
We take pride in our global reach, with our products being exported to over 50 countries in South America, Africa, Europe, Australia, the Middle East, and more.
Changsha Tianhe Drilling Tools and Machinery Co., Ltd. offers the 12 Inch Downhole DTH Drill Hammer for Large Hole Drilling. This high-quality DTH hammer is designed for rock drilling and is perfect for large hole drilling projects. Trust our certified rock drilling tools for efficient and reliable performance.
Introducing the 12 Inch Downhole DTH Drill Hammer, designed for efficient and precise large hole drilling. This rock drilling tool is perfect for use with drill rigs and offers exceptional performance. Get the job done with our reliable and durable DTH hammer.
Discover our high-quality 12 Inch Downhole DTH Drill Hammer, designed for efficient large hole drilling. Perfect for rock drilling, this durable hammer is an essential tool for any drilling project. Get yours today!
Suppliers with verified business licenses
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