Drill pipe joint is an important connecting component of petroleum drilling pipe drill, which is widely used in oil drilling industry. The market demand is big, has broad prospects for development, Goldenman company with its unique perspective, to create a modern international joint industry as the goal, take on the hard road of entrepreneurship. In the increasingly competitive market economy situation, the courage to struggle and thrive.
| SPEC | Yield strength | Tensile strength | Elongation | HB | Charpy impact test | |
| Mpa | Mpa | Mpa | HB | A kv (J) | ||
| API SPEC 7 | ≥827.4 | ≥965.3 | ≥13 | ≥285 | ||
| SY/T 5290-2000 | ≥827 | ≥965 | ≥13 | 285-341 | ≥54 | |
| HJ-JT | 828-1050 | 1365-1150 | ≥14 | 303-341 | Vertical | Horizontal |
| ≥87 | ≥90 |




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Step 1
Payment and order readiness
Minimum order: 10 Units
Payment terms, specifications, and order details are confirmed before preparation begins.
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Step 2
Preparation
25 days
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Step 3
Packaging and dispatch
Packaging details are available on request.
Final packing, freight, and delivery dates are confirmed before dispatch.
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