Bellows-Sealed Valves

Hikelok has a wide range of products, including instrument valves and fittings, ultra-high pressure products, ultra-high purity products, process valves, vacuum products, sampling system, pre-installation system, pressurization unit and tool accessories.
Hikelok instrument bellows-sealed valves series cover BS1, BS2, BS3, BS4. The working pressure is from 1,000psig (68.9bar) to 2,500psig (172bar).

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Hikelok provide 4 series bellows sealed valves, meet different pressures, temperature, flow pattern, Cv and end connections. Hikelok bellows sealed valves provide reliable seal for general and high-purity service.

Gasket body to bellows seal of BS1 series bellows sealed valves is standard, and weld seal is also available.

Upper packing of BS2 series bellows sealed valves provides secondary containment system above the bellows, and hydraulic-formed multilayer bellows enhanced cycle life.

BS3 series bellows sealed valves have the actuator-stem coupling design for smooth actuation, and its bonnet seals to body without gasket.

BS4 series bellows sealed valves have welded body to bonnet seal.

Every Hikelok bellows sealed valve is tested with helium for 10s to a maximum leak rate of 4 ×10-9 std cm3/s.

Hikelok is one of the leading professional manufacturers of instrument valves and fittings in China. Strict material selection and testing, high standard processing technology, smooth production process control and professional production and inspection personnel escort the products, creating hundreds of high-quality valves and fittings. It is the best choice for your one-stop purchase, saving time and energy.

After years of efforts, Hikelok has become a supplier of well-known customers such as Sinopec, PetroChina, CNOOC, SSGC, Siemens, ABB, Emerson, TYCO, Honeywell, Gazprom, Rosneft and General Electric. Hikelok has won unanimous praise from customers due to professional management, mature technology and sincere service.

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