HOKE 4200 SERIES STAINLESS STEEL BELLOWS VALVES

HOKE Packless Bellows & Diaphragm Valves

Manufacturer

Hoke

With its wide operating temperature range of -320° to 1200°F (-196° to +649°C), the 4200 Series meets the demands of many critical fl uid control conditions. Operating pressure range is 0-2000 psig. Applications include high temperature liquid metals, cryogenic service, and gas analysis.

Design Features:

Positive plug return on all valves prevents plug sticking in severe service
No torque transmitted to bellows – Hex guide mates with hex broach in bonnet
Secondary o-ring seal in upper bonnet prevents leakage if bellows is damaged
Non-rising stem prevents galling or seizing of stem threads
Heavy-duty welded bellows provides long cycle life and assures leak tight service. Long size bellows insures full lift and utilization of full orifice area
All-welded design for high-temperature and high-pressure service
Plugs and bellows are replaceable on all gasketed types
Valves can be base or panel mounted – add prefix “D” to part number for panel mounted
Variety of materials and modifications
Special High Tolerance NPT Thread

Typical Applications:

Critical gas analysis
High temperature liquid metals
Cryogenics
Reactive and toxic fluids
Sealing cesium or isotope containers
High vacuum systems

For a general overview of the Hoke product portfolio, please click here to download the Hoke Overview Brochure.

For a condensed version of the full product catalogue, please click here to download the Hoke Condensed Catalogue.

For the full range of packless bellows and diaphragm valves, please click here to download the Hoke Packless Bellows and Diaphragm Valves Catalogue.

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Why choose Boiswood

for your HOKE 4200 SERIES STAINLESS STEEL BELLOWS VALVES

Quality Products & Service Levels

World-class quality products backed by unrivalled service levels. We only partner with the best manufacturers in industry. You can trust in our 30+ years of experience.

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Competitively priced products that we strive to keep consistent. We always ensure special pricing structures are considered.

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Attractive lead times that are monitored and managed, ensuring customers receive on-time deliveries. We can also ship our products internationally.

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On-going support for our customers to meet any evolving technical requirements. We can help size and specify solutions for even the most bespoke applications.

OEM & Custom Configurations

We sit alongside design teams to specify the right solution for your application, no matter how demanding. Whether it’s out-of-the-box or a custom design, we are up for the challenge.

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Need your products tomorrow? We’ve got you covered with our ever-growing stock profile and product portfolio. We can hold stock for you based on your consumption rates.