Drill Collar - 4145h Modified Quenched And Tempered Steel, Ns-1 Certified Performance With Enhanced Hardness And Impact Resistance
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Product Specifications
| Charpy Impact | 40 Ft-Lbs |
| Coating | Phosphate |
| Connections | Api And H-90 |
| Features | High Strength, Durable, Corrosion Resistant, Precise Machining, Long Lifespan, Ns-1 Certified |
| Hardness | 285-341 Bhn |
| Heat Treatment | Full Length |
| Material | 4145H Steel |
| Thread Protection | Steel |
Product Overview
Key Features
Drill Collar has been approved by the NS-1 certification, it is manufactured from 4145H modified quenched and tempered steel, strict metallurgical specifications are followed to insure that full length heat treating produces a consistent maximum depth of hardness.
Features and Benefits:-
a A hardness range of 285 to 341 BHN and a Charpy impact value of 40 ft-lbs are guaranteed at evenly distributed 16 points in any sections at room temperature;
a Connections are completedi phosphate coatedi to protect them from the elements after machining and to help prevent galling upon initial make-up;
a Thread roots are cold rolled on API and H-90 connections;
a Pressed steel thread protectors are supplied for all drill collar that are equipped with standard connections When ordering Please specify;
a Drill collar OD and ID;
a Overall length;
a Connections required (size and type).
Company Details
TianHe Oil Group HuiFeng Petroleum Equipment Co.,Ltd is listed in Trade India's list of verified sellers offering supreme quality of Drill Collar, Drill Pipe, Drilling Jar, etc. Buy Machine Tools in bulk from us for the best quality products and service.
Business Type
Exporter
Establishment
1973
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Seller Details
Dalian, Liaoning
sales manager
Mr. Winturs
Address
No.2999, Xinyang Road, Fengxian District, Dalian, Liaoning, 116000, China
drill collars in Dalian
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