Non-magnetic Drill collar, China Non-magnetic Drill collar Supplier

Non-magnetic Drill collar - 3 1/8-11

Non-magnetic Drill collar For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Non-magnetic Drill collar, Made in China, High Quality Products!, China non-magnetic drill collar, drill collar Supplier, Manufacturer.

It’s made from N1310 low carbon alloy-steel, refined and forged by strict chemical analysis to reach its mechanical properties. It has favorable low-permeability, high-strength mechanical properties, great splitting properties of corrosion resistance and excellent abrasion performance.
When MPS=1×105/4π A/m, its relatively magnetic permeabilityμr≤1.010
When any distance by the inner hole is 100mm, its field gradient≤0.05μT
? Magnetic permeability (MPS=1×1×105/4π Nm)
? Max: 1.010
? Average value: μr≤1.005
? Field gradient (hot spot)
? Max: B≤0.05

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Shanxi Weigao Petroleum Drilling Tools CO., LTD

Address: NO.3, South Industrial Zone of Nanshahe, Songzhuang Shuiyu, Taiyuan, Shanxi, China, 030045
Tel: 0086-0351-2598640
Shanxi Weigao Petroleum Drilling Tools CO., LTD, a private high-tech enterprise with years of history in the production of petroleum drilling collars, square kellys, and other products, produces series of petroleum drilling machineries and non-excavation drills professionally. It assembles scientific research, production and marketing into a whole. We have many kinds of high-precision manufacturing and inspection equipment: special numerical-control pipe thread lathes, large milling machines, deep-hole boring machine drillings, friction welding, heat treatment production line with medium frequency as well as variety of thread gauges, single measuring instruments, thickness gauges, hardness testers, ultrasonic flaw detectors, ballistic work testing machines, universal testing machines with microcomputer displaying hydraulic pressure, and so on. With sophisticated production equipment, strict inspecting ways and strong technology, we have mastered the key technique in nationalizing petroleum drilling tools. API standard is implemented strictly throughout the whole process of production. Our company has already won the Certification of Quality System ISO9001: 2000 and has obtained the product logo licenses of API SPEC 7-1 (certificate No. 7-1-0625) and API Q1 (Certificate No. 0571), which are issued by American Petroleum Institute.