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About UsHenan Zhongyuan Heavy Forging Co., Ltd. (HHF) is a high-tech enterprise. It comprises five production subsidiaries—forging, heat treatment, petroleum equipment, machining, and electroslag remelting—as well as a provincial-level engineering technology research center for petroleum drill stabilizers, a physicochemical laboratory, and a municipal-level technology R&D center.
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Product CenterThe company manufactures drill collars, non-magnetic drill collars, drill pipes, non-magnetic drill pipes, oilfield drill rods, mining drill rods, reamers, pump heads, as well as various wheel axles, ship propeller shafts, steam turbine shafts, motor shafts, and cast pipe molds.
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News CenterWe provide you with a wide range of industry news, product insights, and more, helping you stay abreast of market trends and keep pace with the pulse of the industry.
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Service SupportOur company’s products are highly trusted and well-received by customers thanks to their superior quality, competitive pricing, solid reputation, and comprehensive after-sales service.
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Contact UsCrafted with meticulous attention to detail, the stabilizer is a one-stop intelligent manufacturing solution for large forged components.
Chemical Composition of 18CrNiMo7-6
|
C |
Yes |
Mn |
S |
P |
Ni |
Cr |
Mo |
|
0.15-0.21 |
≤0.04 |
0.50-0.90 |
0.005-0.010 |
≤0.015 |
1.40-1.70 |
1.50-1.80 |
0.25-0.35 |
H≤1.8ppm
Hardness ≤250HB.
Materials can be selected according to customer requirements.
Keywords:
Gear shaft
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Engaged in the research and development, manufacturing, sales, and service of petroleum equipment and large-scale precision forgings.
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