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1 - 10 Results for drill collar inspection from 2368 Products
Non Magnetic Auger Oilfield Drilling Collar 9150 MM Length
Drilling Collar Auger Collars, Non-Magnetic Drill Collars, Short Drill Collars Length 9150 MM Drill collars: ordinary drill collars, auger collars, non-magnetic drill collars, short drill collars and drill collars with slip grooves. Product Specifications Ф79 drill collar, Ф89 drill collar, Ф105 drill collar, Ф121 drill collar, Ф146 drill collar, Ф159 drill collar, Ф165 drill collar, Ф178 drill collar, Ф203 drill collar, Ф229 drill collar....
Shaanxi FORUS Petroleum Machinery Equipment Co., Ltd
Verified Supplier
Room 11104, 2 Building, No.258 Taoyuan North Road, Lianhu District, Xi’an City, Shaanxi Province, China.710082
REG Thread AISI 4145H Non Magnetic Slick Drill Collars
AISI 4145H Sprial Drill Collar Non Magnetic Drill Collar Product Descrption We supply slick drill collars, spiral drill collars and non-magnetic drill collars. Their sizes are from 3-1/8 to 11 inches. Besides the drill collars in the table below, we can supply other drill collars at customers' request. Trepanning and Heat Treatment: Drill collars are trepanned and drifted to API Spec 7-1. Full-length heat-treatment processes ensure that...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Verified Supplier
No.10 West of North Second Rig, Weiyang District, Xi’an City, China
4 3/4 Inch Oilfield DC Spiral Drill Collar
4 3/4 Inch DC Sprial Drill Collar API 7-1 for Oilfield Product Descrption Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from diffirential pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144. We supply slick drill collars, spiral drill collars and non-magnetic drill collars. Their sizes are from 3-1/8 to 11 inches. Besides the drill collars in the...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Verified Supplier
No.10 West of North Second Rig, Weiyang District, Xi’an City, China
API 7-1 Oilfield Spiral Non Magnetic Drill Collar
API 7-1 Oilfield Sprial Drill Collar and Non-Magnetic Drill Collar Product Descrption Spiral drill collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from diffirential pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144. The drill collars are made of modified AISI 4145H chromium molybdenum alloy steel. There are different kinds of drill collars, including round...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Verified Supplier
No.10 West of North Second Rig, Weiyang District, Xi’an City, China
Spiral Drill Drill Collars
Spiral Drill Drill Collars Spiral Drill Collars The spiral cut is added to a drill collar to prevent the likelihood of differential wall-sticking by reducing wall contact between the drill collar and the wall of the hole. The spiralling starts 22” from the bottom of the slip recess or 79” from the box end and ends 30” from the pin end. Adding spiralling to drill collars reduces the weight by approximately 4%. InterDril Spiral Well Test Drill...
ROSCHEN GROUP
Verified Supplier
65 EAST XINHUAN ROAD, SHANGHAI, CHINA
Slick Drill Collars
Slick Drill Collars Drill Collar Definition A drill collar is a device used at the lowest part of a drill string, an important part of the bottom hole assembly (BHA). It is always a very thick-walled tube to apply weight to the drill bit. Normally, a drill collar is threaded at both ends, male on one and female on the other. Except for thickness as a special characteristic, a drill collar owns other unique features, gravity, rigidity, etc....
ROSCHEN GROUP
Verified Supplier
65 EAST XINHUAN ROAD, SHANGHAI, CHINA
P550 Downhole Drilling Tools Spiral Non Magnetic Drill Collar NMDC
P550 Spiral Non Magnetic Downhole Drilling Tools NMDC Non Magnetic Drill Collar Non Magnetic Drill collar Description of Downhole Drilling Tools NMDP non magnetic drill collar is made of stainless steel with rather low magnetic permeabiilidity and the cross section of the inside and outside pipe are both round. it is an importand part of drill string, drill collar can supply the drill bit and increase the rigidity of drill string. Trepanning and...
Topland Oilfield Supplies Ltd
Verified Supplier
8-1011,Lane 5600, Chuansha Road, Pudong, Shanghai, China
Handling DC Type Drill Collar Adapter Wellhead Tool
Wellhead Tool DC-Type Drill Collar Dolly Link Adapter Product Profile Drill collar lift adapter is designed for lifting drill collar in drilling and workover operation, each drill collar lift adapter is forged from one single billet of high strength alloy steel and heat treated. Drill collar lift adapter can be manufactured with 4½IF or 3½IF socket thread on rod end to be screwed into top drive save sub, such can help operators work without bails...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
Verified Supplier
No.10 West of North Second Rig, Weiyang District, Xi’an City, China
NMDC Non Magnetic Drill Collar NC23 NC26 NC31 Thread SY5411 standard
API 7-1 Oilfield Spiral Drill Collar And NMDC Non Magnetic Drill Collar Drill collars are extra-heavy integral tools used to concentrate weight onto the drill bit so as to produce sufficient force for the drill bit to break rock efficiently while drilling. They are made of AISI 4145H or 4145H modified steel and are connected between drill pipes and drill bits. Our drill collar connections comply with dimensional requirements specified in API Spec...
Dongying Oilman Machinery Equipment Co.,Ltd.
Verified Supplier
www.oilmanchina.com
Non Magnetic Drill Collars
NON-MAGNETIC DRILL COLLAR 6.500” NC50 FLEXI COLLAR Non-Magnetic Drill Collars Command Tubular’s non-magnetic drill collars are an integral heavy duty joint that are constructed from a solid bar of austenitic stainless steel. Our non-magnetic drill collars are supplied with a machined surface finish condition. All non-magnetic collars are hot/cold worked in order to provide them with the necessary mechanical properties. The bars are then...
ROSCHEN GROUP
Verified Supplier
65 EAST XINHUAN ROAD, SHANGHAI, CHINA
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