Non Magnetic Drill Collars
...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
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P550 Downhole Drilling Tools Spiral Non Magnetic Drill Collar NMDC
... 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
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API 7-1 Oilfield Spiral Non Magnetic Drill Collar
...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......
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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NMDC Non Magnetic Drill Collar NC23 NC26 NC31 Thread SY5411 standard
...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......
Dongying Oilman Machinery Equipment Co.,Ltd.
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Drilling Tool Stabilizer Non Magnetic Drill Collars 40CrMnMo 9450 mm Length API
Drilling Tool Stabilizer Non Magnetic Drill Collars , 40CrMnMo 9450mm Length Description: Drill collars are manufactured from 4145H modified steel.Drill collars are bored and drifted to API Spec 7-1 and fully heated to meet or exceed the mechanical ......
Jiyuan City Kunyuan Forging Co., Ltd
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API Spiral Non Magnetic Drill Collar 6 3/4'' Crack And Wear Resistance
...Non Magnetic Drill Collars Non Magnetic Drill Collar Spiral Drill Collars For Oil Field Equipment Introduction The non-magnetic drill collar is made of low-carbon high-chromium manganese alloy steel. It is refined by strict chemical composition, and its mechanical properties are obtained through forging. When the magnetic field strength is 1×105 / 4marea / m, the relative permeability bias of the non-magnetic drill collar r≤1.010. Magnetic...
Langfang Pangolin Drilling Tools Co., Ltd.
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Drill collar/all kinds for drilling collar/API Spec Non magnetic Drill Collar--Oil and gas equipment
...non magnetic drill collar P550,P530,15-15HS We are factory.We can make them of monel material keep in stock 1.Standard:ISO,API SPCE 7-1.etc 2.Length:10'-31',others as per customer request 3.Size:OD:79.4mm-279.4mm,others as per request All Kinds of Drill Pipe and Drill Collar and have all kinds of sizes in Ready Stock,Welcome to send us inquiry!! High Quality API Drill......
Chengdu Drillrocker Inc.
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Oilfield downhole tools API drilling non-magnetic drill collar
Non-magnetic drill collars According to API Spec.7 and SY/T5144, the non-magnetic drill collars are made of low carbon stainless steel. All threads are cold rolled, and they are machined with CNC Lathes –Double –shouldered, including some special threads. The mechanical properties and corrosion resistance completely meet API standard, and the collars......
Dongying Kangyu petroleum Engineering Technology Service Co.,Ltd
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oil and gas spare parts non-magnetic drill collar price / drill collar for well drilling
Specifications i. Certificate:NS-1 API 7-1, API Q1, API Recommended Practice 7G-2 ii. OD: 2 7/8" to 14" or 73mm to 355.6mm iii. Grade:JSH330 iv. Length: R1: 6.10-7.01m; R2: 8.84-9.75m; R3: 12.19-13.72m Products Features High quality raw material and ......
Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.
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127mm 5" Non Magnetic Drill Collars For Directional Drilling
... alloy steel. It is refined by strict chemical composition, and its mechanical properties are obtained by forging. When the magnetic field strength was 1× 105/4marea/m, the relative permeability bias r of the non-magnetic drill collar ≤1.010. The...
Langfang pangolin construction machinery co. LTD
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