Dongying Kangyu petroleum Engineering Technology Service Co.,Ltd
Integrity,professional and high efficiency,we"ll do our best to solve your problems
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Drill Collar features:
• High quality, unique material
• Special medium frequency heat treatment method
• Meet the requirements of API SPEC7-1
• Aadvanced super magnetic method and mechanical properties
•Strict quality management system
•We can provide the common drill collar, Spiral drill collar,and non-magnetic
Drill Collar Specification:
| Size | Outside Diameter | Inside Diameter | Connection | Body | Single of Weight kg | |||||||
| Type | Outside Diameter |
| Bevel edge of pin and box shoulder DF mm | Upset Section Size | ||||||||
| mm | in | mm | in | mm | in | Central Section DF mm | End Section B mm | |||||
| I type (single length is 9300mm) | ||||||||||||
| ZH-JZ55-5 1/2FH- | 139.7 | 5 1/2 | 92.1 | 3 5/8 | 5 1/2FH | 177.8 | 7 | 170.7 | 152.4 | 144.5 | 730 | |
| ZH-JZ50-NC- | 127.0 | 5 | 76.2 | 3 | NC50 (4 1/2IF) | 165.1 | 6 1/2 | 154.0 | 139.7 | 130.2 | 700 | |
| ZH-JZ45-NC46- | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46(4IF) | 158.8 | 6 1/4 | 145.3 | 127.0 | 117.5 | 585 | |
| ZH-JZ35-NC38 | 88.9 | 3 1/2 | 52.39 | 2 1/16 | NC38 | 120.7 | 4 3/4 | 116.3 | 101.6 | 92.1 | 370 | |
| II type (single length is 13500mm) | ||||||||||||
| ZH-JZ50-NC50- | 127.0 | 5 | 76.2 | 3 | NC50(41/2IF) | 165.1 | 6 1/2 | 154.0 | 139.7 | 130.2 | 945 | |
| ZH-JZ45-NC46- | 114.3 | 4 1/2 | 71.4 | 2 13/16 | NC46(4IF) | 158.8 | 6 1/4 | 145.3 | 127.0 | 117.5 | 790 | |
Drill Collar Pictures:
Our Service:
About Feedback
1) After your inquiry we will give you a quick revert within 12 hours
2) Any questions do free to let me know and my trade manager will stay on line all the time
3) The time you consult us ,the convenience will follows you.
Quotation service
Our professional technicians will study your enquiry in detail and offer you the most reasonable quotation.
Sales guidance
Strong sales team with multifold quotation choose, which assist you to offer the best sales solutions to your customer.
Information supply
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Technical support
Give the best suggestions / solutions for your technical problem by our advanced technicians.
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