drill collar,drill tools,drill part
| Place of Origin:China |
Online Postings: Products , Selling Leads
Country/Territory: China
Business Type: Manufacturer, Trading Company, Buying Office, Agent, Business Service (Transportation, finance, travel, Ads, etc), Other
Number of Employees: 11 - 50 People
Our drill collar are made of AISI 4145H or 4145H modified alloy steel. Its bores are trepanned from one direction with no mismatch. All drill collars are Q&T overall length by Our, own unique Power Frequency Induction Heating Treatment machine.
Our manufactures not only slick Drill Collars, but also spiral Drill Collars with Slip, Elevator recesses and hardbanding.
Drill collars are available in lengths from 10 to 32 feet and outside diameter from 3-1/8" to 9-1/2".
No-magnetic drill collar are made from chrome manganese low carbon austenitic alloy, which has following characteristic.
The chemical composition should be controlled strictly during the refining and forging process.
With excellent lower Magnetic permeability, high strength of mechanical properties and outstanding resistant to stress corrosion cracking and no tendency to galling.
The Drill Collar is used between the drill pipe and the bit in the drill stem. It is used to put weight on the bit so that the bit can drill.
drill collar,drill tools,drill part
drill collar,drill tools,drill part
drill collar,drill tools,drill part
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drill collar, drilling collar, spiral drill collar products from this supplier.
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- Drilling rig tools [90]
- Drilling Fluids [26]
- Instrumentation and meter [36]
- valves and pumps [20]
- Generator [3]
- machinery equipment [20]
- Plasma Cutting Machine and welding machine [36]
- TRUCK CRANE [12]
- Motors [10]
- Hoses [6]
- High-Middle-Low Pressure Union [16]
Contact Us
Rugao Yaou Import & Export Trade Co., Ltd.
[China]
Street Address : 23# Haiyang North RD.
City : Rugao
Province/State : Jiangsu
Country/Region : China
