Valve Products-Products-Xi'an Pump & Valve Plant Co .,Ltd

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Automatic recirculation control valve

CST42Y(C/H) type high heart pump minimum return valve installed in the pump outlet, the centrifugal pump to provide the most economical and reliable protection. It can make the pump have a small amount of medium recirculation in low load operation, ensure the minimum continuous flow of the pump, maintain the stable operation of the pump, and has a check function, which can prevent the medium from flowing back.

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Special material plug valve

Mainly used in acetic acid plant and other chemical industry, installed in the pump import and export and delivery pipeline, do open and close device. The product has the advantages of flexible opening, reliable sealing and long life. The product materials are error and drill alloy, nickel and nickel-based alloy and Qin and Zhen alloy.

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Cryogenic valve

Cryogenic valves are widely used in liquid hydrogen, LNG and other industries. The valve body material and trim material shall meet the requirements of low temperature (-196°C) and ultra-low temperature (-252C) working conditions. Mainly low temperature ball valve, low temperature globe valve, low temperature gate stuffy, low temperature butterfly valve and other products.

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Gas production and alcohol injection module skid

The gas production pipeline, alcohol injection pipeline, emergency shut-off valve, pipeline, instrument, atomizer, etc. are integrated into one, and the modular production of gas production and alcohol injection pipeline system is realized by combination. The alcohol injection pipeline can make the injected hydrate inhibitor evenly mixed with natural gas and oil products, which can effectively prevent ice blockage and inhibit the formation of hydrates. The wellhead emergency shut-off valve is integrated in the gas production pipeline, which can effectively ensure the safe operation of the gas production operation.

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Single-seat regulating valve

Special material control valve with multi-species, multi-purpose to meet a variety of working conditions of the process control. Mainly installed in the pump import and export, reactor (tower) import and export, process pipeline. Nominal diameter: 15~600mm nominal pressure: PN1.6-42MPa;ANSI150-2500 flow coefficient CV0.01 ~ 6450 adjustable ratio: 50:1, temperature range:-195~566 c. Valve material: Ti, Zr, Ni, Hastelloy, Monel and other special alloys. The main structure of single seat, double seat, angle, three-way valve, butterfly net, V ball valve, sleeve. The valve has: light weight, small size, high adjustment accuracy. Main application industries: acetic acid, PTA, MMA, methionine, high salt wastewater, diffuse oxidation, nickel laterite ore hydrometallurgy, etc.

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Special material high pressure hard seal ball valve

The use of titanium, zirconium, nickel-based alloys and other special materials, the matching of the hardening process and manufacturing. The products are suitable for petrochemical industry, high salt wastewater, wet oxygen, wet smelting and other fields, as well as various strong corrosive working conditions in seawater desalination, metallurgy, environmental protection, water treatment and other industries. It has the characteristics of corrosion resistance, high temperature resistance, erosion resistance and strong reliability.

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Melt filter

CPF series melt filters are suitable for continuous filtration of polymer melts to remove impurities and unmelted gel particles in the melt, improve the spinning performance of the melt and ensure the spinning quality. It plays a significant role in extending the life of spinning components and improving equipment utilization and output. Products used in polyester, nylon, polypropylene, polyethylene and polyurethane thermoplastic and other viscous fluid polymer filtration.

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Insulation joint

Insulating joint is an essential component required for cathodic protection of pipeline in order to prevent electrochemical corrosion in pipeline transportation, which is widely used in oil, gas and water pipelines. The main body of the product is made of forgings and welded together, with high-insulation and high-strength insulating plates and special U-shaped self-tightening sealing rings inside to achieve electrical insulation and sealing on both sides of the pipeline. The welding seam adopts filament submerged arc welding, special numerical control equipment is used for assembly, and numerical control bending moment detection equipment is used for inspection to ensure product quality and meet the requirements of safe and reliable operation.

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