US$ 1,000 - 5,000 MOQ: 300 Pieces
Key Specifications
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Material:
Stainless Steel
Technics:
Casting
Type:
Coupling
Payment & Shipping
Payment Methods:
Port of Shipment:
Tianjin Shanghai Qingdao
Delivery Detail:
Delivery time depends on order quantity.
Material Stainless Steel
Technics Casting
Type Coupling
Place of Origin Shandong, China
Model Number RT
Brand Name RT
Connection Female
Shape Other
Head Code Other

Tool Joints, Over subs

 

The drill collars are made of modified AISI 4145H chromium molybdenum alloy steel. These drill collar bars are full-length heat treated and water quenched to obtain ASTM A-370 mechanical properties. Full mechanical and chemical mill test certifications are supplied with all drill collars. These mill test certifications guarantee a hardness range of 285 to 341 BHN and an impact value of 40 ft.-lbs. at room temperature one inch below the surface.

 

1. Usage : One of the most important components of the drill string is to provide drilling bit ofpressure and the drill string rigid role.

2. Standard : API  and SY/T standards.   

3. Material : AISI 4145 H .

4. Types:drill pipes anddrill collars

 

 

 

 

Tool Joint

 

Tool Joint

 

Tool Joint

 

Tool Joint

 

Tool Joint

 

Tool Joint

 Tool Joint

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Business Type
Manufacturer, Trading Company
Year Established
2001
Factory Size
10,000-30,000 square meters
Total Employees
501 - 1000 People

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