| Customization: | Available |
|---|---|
| After-sales Service: | Available |
| Warranty: | 6 Months |
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Discover our high-quality 12 inch DTH hammer, designed for large hole drilling in water wells and foundation drilling. Trust Changsha Tianhe Drilling Tools and Machinery Co., Ltd. for reliable and efficient drilling equipment.
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
|
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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)
|
18
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Air Consumption(cfm / m3/min)
|
246.5psi:1770/ 350psi:2142
|
Discover the 12 inch DTH hammer designed for efficient water well drilling. This downhole drilling hammer from Changsha Tianhe Drilling Tools and Machinery Co., Ltd. is perfect for rock drilling in water wells. Get reliable results with this high-quality hammer.
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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
|
OD/mm
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Work pressure
|
Rec.speed rotation/r/min
|
Air consumption
(m³/min at 18bar)
|
Weight
kg
|
|
DHD3.5
|
863mm
|
API 2 3/8"REG
|
80MM
|
2.0Mpa
|
30-60
|
7
|
22
|
|
DHD340
|
967mm
|
API 2 3/8"REG
|
99MM
|
2.5Mpa
|
30-60
|
11
|
38.4
|
|
DHD350
|
1070mm
|
API 3 1/2"REG
|
126MM
|
2.8Mpa
|
25-55
|
16
|
68.4
|
|
DHD360
|
1164mm
|
API 3 1/2"REG
|
148.5MM
|
3.0Mpa
|
25-55
|
20
|
101.5
|
|
DHD380
|
1366mm
|
API 4 1/2"REG
|
185MM
|
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
|
|||||||
|
Bit shank
|
Length/mm
|
Thread
|
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
|
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
|
3.0Mpa
|
25-55
|
20
|
101.5
|
|
SD8
|
1366mm
|
API 4 1/2"REG
|
185MM
|
3.0Mpa
|
25-55
|
23
|
152.7
|
|
SD12
|
1522mm
|
API 6 5/8"REG
|
275MM
|
3.0Mpa
|
25-55
|
41
|
295
|
|
JS--QL SHANK DTH HAMMER SPECIFICATION
|
|||||||
|
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
|
API 3 1/2"REG
|
126MM
|
2.8Mpa
|
25-55
|
16
|
68.4
|
|
QL60
|
1164mm
|
API 3 1/2"REG
|
148.5MM
|
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 experts and 50 experienced professionals with over 20 years of DTH rock drilling tools experience.
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, as well as accessories for rock drills 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 presence, with our products being exported to over 50 countries in South America, Africa, Europe, Australia, the Middle East, and beyond.
Discover the high-quality 12 inch DTH hammer designed for efficient water well drilling. This downhole drilling hammer from Changsha Tianhe is perfect for rock drilling in water wells. Get the reliable performance you need with our 12 inch hammer for well drilling.
Discover our high-quality 12 inch DTH hammer, perfect for water well drilling. This downhole drilling hammer is designed for efficient and reliable performance in rock drilling. Trust our 12 inch hammer for all your water well drilling needs.
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