Henan Zhongyuan Special Steel Equipment Manufacturing Co., Ltd.

Contact information
Henan Zhongyuan Special Steel Equipment Manufacturing Co., Ltd. (ZYSCO), a state-owned company, was founded in 1970 and is located in the city of Jiyuan, Henan Province, China.
As a comprehensive manufacturing enterprise which integrates R&D, production, sales and service of high-quality special steel and industrial special equipment for the international market, ZYSCO has been focusing on the field of special steel forgings for over 50 years.
We have complete process lines including material smelting, forging, machining and heat treatment, which are at the leading edge of equipment and capabilities in the steel industry in China. The unique equipment advantages are especially in core manufacturing capabilities, such as metallurgy, forging and etc.
Products:
| Drill Collars | Our drill collars are made of 4145H modified chromium-molybdenum alloy steel acc. to API Spec.7 and SY/T5144. All threads are phosphated,copperized... | |
| Non-Magnetic Drill Collar | ZYSCO has produced drilling tools for 30 years and owns the full product steel making, forging, machining, and heat treatment lines for drilling to... | |
| Non-Magnetic Drill Pipe Pressure | The Non-Magnetic Drill Pipe Pressures aremade of low-carbon stainless steel and conform to the requirements of API 7-1 and SY/T5144. Products can a... | |
| Non-Magnetic Stabilizer Forgings | The Non-magnetic Stabilizer Forgings are made of low-carbon stainless steel and conform to the requirements of API 7-1 and SY/T5144. Products can a... | |
| Mandrel Bar | Type and size: φ90mm~φ500mm,for 18.5m long or less, with buttress threading per API 5B, 2 3/8",2 7/8",3 1/2", 4 1/2",5",5 1/2",6 5/8",7 5/8... | |
| Pipe Mould | ZYSCO startedto produce pipe mould for ductile iron casting machine since 1998. We can provide the pipe moulds such as T-type, S-type, N-type and ... | |
| Forged Steel Roller for Cold Mill | As a comprehensive manufacturing enterprise which integrates R&D, production, sales and service of high-quality special steel and industrial sp... | |
| EVA | EVA (Ethylene-Vinyl Acetate Copolymer) is a crucial downstream ethylene product, synthesized through copolymerization of ethylene and vinyl acetat... |












