API Spiral Drill Collar Thread NC Drill Spare Parts
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... pressure. The drill collars are manufactired strictly according to API Spec7-1 and Standard SY5144. Full mechanical and chemical mill test certifications are supplied with all drill collars. These mill test certifications guarantee a hardness range of...
Xi'an TianRui Petroleum Machinery Equipment Co., Ltd.
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API Spec Non magnetic spiral Drill Collar
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The surface finish of slick drill collar shall be hot-rolled and mill –finished. Spiral drill collar is to do slot turning outside the surface. Spiral groove on drill collar 's OD make the drilling fluid evenly, equal pressure, with less differential ......
Jiangsu Shuguang Huayang Drilling Tool Co., Ltd.
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6-3/4" Drill String Components , DC Spiral Drill Collars NC Joint
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API 7-1 Spec 6-3/4" AISI 4145H Spiral DC Drill Collar For Oil Well Drilling 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...
Dongying Oilman Machinery Equipment Co.,Ltd.
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Deep Hole Water Well Drilling Tools Spiral Drill Collars 800kgs Heavy Weight
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... to drill pipe and centralize the drill bit. According to API Spec7-1 specifications, the material quality is 4145H that’s after heat treatment, thread hardening treatment and phosphate to better anti-seize. It also can be produced upon ......
Beijing Jincheng Mining Technology Co., Ltd.
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8 1/4" Non Magnetic Oil Rig Drilling Spiral Drill Collar
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... chemical composition and achieved its mechanical properties by forging. When the magnetic field strength is 1 × 105 / 4π A / m, the relative permeability μr≤1.010 of the non-magnetic drill collar. The...
Langfang pangolin construction machinery co. LTD
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127mm 190mm Non Magnetic Spiral Drill Collar 8 1/4" For Oil Rig
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...Drilling Spiral Drill Collar Spiral Drill Collar Non Magnetic Drill Collar For Oil Rig Drilling Advantages Since all magnetic measuring instruments can sense the geomagnetic field in the borehole when measuring the borehole direction, the measuring instruments must be in a non-magnetic environment. However, in the drilling process, the drilling......
Langfang Pangolin Drilling Tools Co., Ltd.
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Non Spiral Drill Collars
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Non-Magnetic Spiral Drill Collars Non-magnetic drill collars: NMDCs are generally flush (nonspiral). They are manufactured from high-quality, corrosion-resistant, stainless steel. They are used while running the magnetic survey instruments to be located......
ROSCHEN GROUP
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Non Magnetic Spiral Drill Collar Manufacturers Alloy Steel Drill Rig Tools For Oil Drilling
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Non Magnetic Spiral Drill Collar Alloy Steel Drill Rig Tools For Oil Drilling 1,Introduction Magnetic drill collars are made of low carbon high chromium manganese alloy steel, which is refined by strict chemical composition ratio and forged to achieve its ......
Hunan Dinghan New Material Technology Co., LTD
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API Spiral Drilling Mud Cleaner 12 Inch Hydrocyclone Desander 240m3/H
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...API Drilling Mud Process 6- 12 Inch Polyurethane Hydrocyclone Customized Drilling fluids desander for different mud systems. Which is the 2nd phase of solids control equipment in the whole mud system. But for different mud systems, the desander configuration varies from each other. Drilling......
Shaanxi Aipu Solids Control Co., Ltd
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Non Magnetic Drill Collar Oil Field Drilling Tools 9150 and 9650mm API Certification
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... heated to meet or exceed the mechanical property requirements of API Spec.Hardness range of 285-341HB and a charpy “V”notch impact value of 54 joules are guaranteed one inch below the surface When enquiries or orders,please specify: Slick or spiral ;...
Jiyuan City Kunyuan Forging Co., Ltd
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