Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
| Payment Terms | T/T O/A WEST UNION |
| Supply Ability | 2000 Pcs Per Month |
| Delivery Time | 25-30days |
| Packaging Details | Wooden Case |
| Material | Alloy steel |
| Processing Type | Forging |
| Use | Foundation Drilling Equipment, Piling Rigs |
| Product Name | DHD380 DTH Hammer |
| Color | Gold other color available |
| External Diameter | 203-305 MM |
| Connection | 152 OR 178 MM drill rod. |
| Work Pressure | 1.7-2.5Mpa |
| Brand Name | Teamwhole |
| Model Number | DHD380 DTH hammer |
| Certification | ISO9001:2008 |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T O/A WEST UNION | Supply Ability | 2000 Pcs Per Month |
| Delivery Time | 25-30days | Packaging Details | Wooden Case |
| Material | Alloy steel | Processing Type | Forging |
| Use | Foundation Drilling Equipment, Piling Rigs | Product Name | DHD380 DTH Hammer |
| Color | Gold other color available | External Diameter | 203-305 MM |
| Connection | 152 OR 178 MM drill rod. | Work Pressure | 1.7-2.5Mpa |
| Brand Name | Teamwhole | Model Number | DHD380 DTH hammer |
| Certification | ISO9001:2008 | Place of Origin | China |
| High Light | dth hammer drilling ，downhole drilling tools | ||
DHD380 DTH hammer of DTH drilling tools for waterwell drilling
Application Range
It is widely applied to all kinds of rock drilling and excellent for casing systems and water well projects.
Design Principles
To pursuit smooth operation and reliability.
Outstanding Advantages
The simple structure ensures the easy operation and maintenance. The good seal effect eliminates the problem caused by water and flushing entering into the inner cylinder of hammer. They also have the features of large
| ITERM DESCRIPTION | ||||
| NO | PART LIST | |||
| 1 | TOP SUB | 26JJ10 | PRODUCT NAME | DHD380 |
| 2 | TOP SUB RING | 145*5.3 | PRODUCT CODE | 08SH00 |
| 3 | CHECK VALVE | 26Q311 | BIT TYPE | D380 WITH FOOT VALVE |
| 4 | SRPING | 130*30*3.2*10.5 | THREAD CONNECTION | API 4 1/2 REG |
| 5 | AIR DISTRIBUTING SEAT | 26JJ20 | WORKING PRESSURE (BAR) | 14-24 |
| 6 | INNER CYLINDER | 26JJ30 | AIR CONSUMPTION 24BAR (M3/MIN) | 21.8 |
| 7 | PISTON | 08SH50-L | RECONMENDED ROTATION SPEED | 30-50 |
| 8 | OUTER CYLINDER | 08SH40-N | OUTSIDE DIA (MM) | 182 |
| 9 | BUSH DRIVE SUB | 06SH60-C | LENGTH WITH OUT BITS | 1364.5 |
| 10 | CHUCK SLEEVE STELL RING | B1-SK08H-A4001-55 | WEIGHT | 187 |
| 11 | O RING | 125*5.3 | NORMAL AXIAL PRESUURE (KN) | 18.3 |
| 12 | BIT RETAINER RING | 26JJ70 | REC HOLE SIZE(MM) | 203-279 |
| 13 | CHUCK SLEEVE | B1-SK08H-A4001-58 | FLAT WENCH(MM) | 150 |
Company Details
Business Type:
Manufacturer
Year Established:
2002
Total Annual:
10Million-50Million
Employee Number:
201~300
Ecer Certification：
Active Member
Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin... Changsha Tianhe Drilling Tools and Machinery Co., Ltd., is a professional geotechnical drilling tools manufacturer since 2002. We’re located in Jinzhou New District,Ningxiang County, Changsha,Hunan province.Our main products include DTH (down-the-hole) hammers and bits with capacity of drillin...
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