Drill Rod Adapter API Thread Connector for DTH Joint
- ChangYangSheng
- HuBei
Drill Rod Adapter API Thread Connector for DTH Joint
API Standard Drill Rod Adapters for DTH Hammers are the critical link between your drill pipe and down-the-hole hammer, engineered for maximum torque transmission. At Hubei Changyangsheng Drilling Tools Co., Ltd., our drill rod adapter series is forged from premium alloy steel to withstand extreme torsional stress and impact loads. These API thread connector units ensure a perfect seal and secure fit, preventing thread stripping during high-speed rotation. As a reliable DTH joint, they minimize energy loss, ensuring that every blow from the hammer reaches the bit efficiently. Our steel adapter components undergo rigorous heat treatment to enhance hardness and fatigue resistance. Whether for water wells or mining, this drill rod adapter from Hubei Changyangsheng guarantees operational safety. Trust our API thread connector solutions for seamless integration with major hammer brands. Our DTH joint technology reduces downtime caused by connection failures. Choose Hubei Changyangsheng for steel adapter products that define reliability in drill rod adapter applications globally.

| Number | Joint Model | Size A (mm) | Size B (mm) | Size C (mm) | Wrench Flat D (mm) |
|---|---|---|---|---|---|
| 1 | 2-3/8 Male → 2-3/8 Male Transition Joint | 21 | 45 | Ø89 | 70 |
| 2 | 3-1/2 Male → 3-1/2 Male Transition Joint | 23 | 50 | Ø114 | 95 |
| 3 | 3-1/2 Male → 4-1/2 Male Transition Joint | 30 | 50 | Ø140 | 102 |
| 4 | 4-1/2 Male → 4-1/2 Male Transition Joint | 30 | 50 | Ø140 | 102 |
What's the mainly product your company manufacturing?
Our company is a modern high-tech enterprise, specializing in the manufacturing of rock drilling tools, with precision machining capabilities forvarious down-the-hole (DTH) drill bits.




