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API spiral drill collar

Jun 27, 2012

API spiral drill collar 1.Material: AISI 4145H MOD 2. OD: 3-1/8"~11" 3. Length: 10'--31' API 7-1 Standard spiral drill collar API spiral drill collarWe could provide you Drill Collar with positive price and fine deliver time.API 7-1 Standard spiral drill collaras per API Spec7Material: AISI 4145H Alloy Steel and Non-magnetic materialOD: 3-1/8"~11" Length: 10"~31" API spiral drill collar

Supplier: Shaanxi FYPE Rigid Machinery Co., Ltd. [China Manufacturers]

API Oil Spiral drill collar

Jun 18, 2012

Spiral Drill collar: Raw Material:AISI 4145H O.D.:31/8" to 11" Length:10~31ft Standard:API Spec7 Outside diameterDepth of cut ASpiral ... .7±1.59 Figure 1. Spiral drill collar type BFigure 2. Spiral drill collar type BOutside diameterDepth of cut (Max.)Spiral pitch ±25.4 mminmmmm 120 ... /inquire,please contact meJenny-Marketing ManagerMob:0086-13675466243Skype:jenny08082 API Oil Spiral drill collar

Supplier: Dongying Haixin Petroleum Equipment Co., Ltd. [China Manufacturers]

(Factory)API 7-1 Spiral Drill Collar--Drilling tool

Jul 02, 2012

... . Especially drill collar can keep drill bit centralized and hole track by large rigidity. BSD brand drill collars are manufactured strictly from API Spec7-1 ... various oil drilling tools including Drill Pipe, Drill Collar, Heavy Weight Drill Pipe, Kelly,Pup Joint and so on. (Factory)API 7-1 Spiral Drill Collar--Drilling tool

Supplier: Baoshida Holding Group Co., Ltd. [China Manufacturers]

Spiral Drill Collar

Jun 04, 2012

Standard (API SPEC 7-1) AISI4145H Alloy steel high quality 3 7/8--11" Dimensiond of spiral groove: DA Depth of cut mm ... .9±1.59279.41111.9±2.3720328.7±1.59 Spiral Drill Collar

Supplier: Beijing Hengzhixinda Trade Co., Ltd. [China Manufacturers]

NC-70 Spiral drill collar

Jul 16, 2012

... -70 Spiral drill collar. 2.O.D:3 1/8"-11",I.D:1 1/2"-3". 3.NC-23~NC70 The drill collar is ... drill collar can keep drill bit centralized and hole track by large rigidity. drill collar are manufactured strictly from API Spec.7 and SY5144 standard..... Drill Collar NumberO ... .23NC70-1002541076.238 5/8 REG279.41176.23 NC-70 Spiral drill collar

Supplier: Rugao Yaou Import & Export Trade Co., Ltd. [China Manufacturers]

spiral drill collar

Jul 16, 2012

It is used to reduce contact area with hole in order to avoid efficiently bit sticking from different pressure. Spiral drill collars are one kind of the products of our company and are manufactured strictly according to API Spec 7 and Standard SY/T5144-1997.It is used to reduce contact area with hole in order to avoid efficiently bit sticking from different pressure. spiral drill collar

Supplier: Zibo Sanlin New Materials Co., Ltd. [China Manufacturers]

Spiral drill collar

Feb 12, 2012

TIANHE drill collar are manufactured strictly from API Spec.7 andNS-1 standard.HSE . The drill collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar can keep drill bit centralized and hole track by large rigidity. MS brand drill collar are manufactured strictly from API Spec.7 and SY5144 ,NS-1 standard. Spiral drill collar

Supplier: Tianhe Oil Group Huifeng Petroleum Equipment Co., Ltd. [China Manufacturers]

9 1/2" Spiral Drill Collar( Apispec7) Aisi4145h Alloy Steel

May 25, 2012

1. API 5D API SPEC 7 API RP 7G 2. Size from 3-1/8" to 11" 3. Drill collars are ... with Parveen's Spiral Drill Collars. They reduce the amount of contact between the drill collar and the wall ... test as specified in ASTM A262 practice.5. Drill collar bodies are inspected ultrasonically full length over the ... ASTM E1001 (immersion method). 9 1/2" Spiral Drill Collar( Apispec7) Aisi4145h Alloy Steel

Supplier: Shandong Rongli Petroleum Machinery Co., Ltd. [China Manufacturers]

OEM API slick drill collar

Sep 18, 2012

... , 4145HM Length: 5 or 31ft OEM API slick drill collarSpecification for reference Product Type: A. Slick Drill Collar: mainly used to provide bit weight ... so as to avoid efficiently bit sticking from differential pressureC. Spiral Drill Collar With Elevator Groove And Slip Groove: used as lifting sub ...

Supplier: Zhengzhou Hengzhong Heavy Machinery Manufacturing Co., Ltd. [China Manufacturers]

Spiral drill collar

Mar 08, 2012

API Spec7-1 and NS-1 Standard , Alsp Norsok Spec. 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 NS-1 Standard , Alsp Norsok Spec. Spiral drill collar

Supplier: China Vigor Drilling Oil Tools and Equipment Co., Ltd. [China Manufacturers]

spiral drill collar

Sep 08, 2012

... performance. We assure every piece of Drill Collar leaving our facility conform to the requirements of API SPEC 7-1.When producing,Traceability ... corrosion.API Stress Relief Pin and Boreback Box are available according to clients' requirements. We provide steel thread protector for free. spiral drill collar

Supplier: Henan Zhongyuan Heavy Forging Co., Ltd. [China Manufacturers]

drill collar,Spiral Drill Collar used to provide bit weight to drill bit

Mar 01, 2012

... drill pipe is in tension. Drill Collar is mainly used to provide bit weight to drill bit so that drill pipe is in tension. Especially drill collar ... can keep drill bit centralized and hole track ... :18 5/8 REG279.41176.239150 & 9450266.72.84:1 drill collar,Spiral Drill Collar used to provide bit weight to ...

Supplier: Mudanjiang Great Wall Oil And Gas Drilling Tools Co., Ltd. [China Manufacturers]

Spiral drill collar

Nov 21, 2012

Spiral drill collar Size Range: 3-1/8--11 Cylindrical, spiral, non-magnetc Type Mechanical properties can mee Spiral drill collar Size Range ... 3-1/8”——11”Brief IntroductionHengshan drill collars are made ... drill stem, drill collar can supply the drilling pressure for the drill bit and increase the rigidity of drill stem. Spiral drill collar

Supplier: Taiyuan Hengshan Machinery Co., Ltd. [China Manufacturers]

use for oil well Spiral Drilling Collar

Oct 07, 2012

Spiral Drill Collar Features: 1)OD:4-1"/ 8-11" 2)CON:NC31,NC35,NC38,NC46,NC50,65/8REG,75/8REG,NC70, NC77; Spiral Drill CollarFeatures:1)OD:4-1/ 8"-11"2)CON:NC31,NC35,NC38,NC46,NC50,65/8REG,75/8REG,NC70,NC77. use for oil well Spiral Drilling Collar

Supplier: Jiangsu Shined Petroleum Equipment Manufacturing Co., Ltd. [China Manufacturers]

Non-magnetic Drill Collar

Jul 24, 2012

Non-magnetic Drill Collar 1,API standard drill collar 2,It is designed in accordance with SY/T 5144-1997 standard. Drill Collar1,API standard Non-magnetic Drill Collar2 ... .4 mmNC56-8030Non-magnetic228.6mm71.4 mmNC61-9030 Non-magnetic Drill Collar

Supplier: Dongying Jianxin Petroleum Equipment Co., Ltd. [China Manufacturers]

9 5/8 api 5ct casing collar

Mar 23, 2012

1 Standard API SPEC 5ct 2 4 1/2" 5 1/2" 7" ... " 3 j55 n80 p110 4 LC STC Casing coupling Standard API SPEC 5CT Specifications of Casing coupling Standardin OD Mm Minimum ... -short round threads; LC-long round thread 9 5/8 api 5ct casing collar

Supplier: Puyang City Shuangfa Industry Co., Ltd. [China Manufacturers]

API 7-1 Spiral drill collars

Sep 20, 2012

API 7-1 Spiral drill collar 1.API7-1, 7G &Q1 latest edition 2.Length:10~31' 3.NNC threads(interchangeable with API NC threads ... the first drill collar in CHINA, SFMC has been manufacturing drill collars for more than 30 years. All SFMC API 7-1 Spiral drill collar s are ... made of AISI 4145H or AISI 4145H Modified alloy steel in accordance with API Specification 7-1,API ...

Supplier: Shanxi Fenglei Drilling Tools Co., Ltd. [China Manufacturers]

API 7-1 drill collar for oil equipment

Apr 19, 2012

drilling collar (drill collar,spiral drill collar,heavy weight drill pipe),with best price Baotou Found Petroleum Machinery Co.,Ltd ... , the number of API Certificate of our company are 11B-0081 for sucker rod and 7-1-0552 for drill collar .Its product ... customers by first-class equipment, advanced technical and scientific management. API 7-1 drill collar for oil equipment

Supplier: Baotou Found Petroleum Machinery Co., Ltd. [China Manufacturers]

**spiral drill collars 171.5mm*71.4mm**

Jul 09, 2012

... 4mm 3. factory directly delivery Spiral drill collar is the main products in Jiangsu HEXIN, such drill collar can provent drilling process in ... reduce the block have the possibility of differential pressure.Spiral drill collar had been widely used because of the characteristics of ... its own decesion,this special spiral drill collar to reduce the tube wall and the contact area. ...

Supplier: Jiangsu Hexin Petroleum Machinery Co., Ltd. [China Manufacturers]

API Drill Collar

Nov 19, 2012

... range of slick, spiral and non-magnetic drill collars. 3 1/8" to 14" OD. Drill collars are designed to ... force in drilling activity, and keep the entire drill string on target. Teda Special Pipe Co Ltd ... the success of the most critical process in manufacturing drill collars.u Precision borers provide extremely straight bores ... more information please visit www.chinateda.com API Drill Collar

Supplier: Jiangsu Teda Energy Equipment Co., Ltd. [China Manufacturers]