This is a compact and lightweight atmospheric relief valve that is compatible with high pressure. It can handle cracking pressures from 1.0 MPa to 4.2 MPa.
It is a small pressure control valve that releases pressure to the atmosphere when the pressure inside the piping exceeds the set pressure. The RHA series is ideal for small high-pressure devices. *For more details, please refer to the PDF document or feel free to contact us.
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basic information
【Specifications】 ■Fluid used: Gas or liquid that does not corrode the wetted parts ■Connection diameter: R1/8 R1/4 ■Pressure resistance: 6.8MPa ■Cracking pressure: 1000 to 4200kPa (minimum setting unit 100kPa (0.1kMPa)) ■Main body material: Brass ■Seal material: Fluoro rubber FKM (standard) 【Notes】 ■If you require a stainless steel version, please contact us. ■If you are considering an oil-free specification, please contact us. *For more details, please refer to the PDF document or feel free to contact us.
Price range
Delivery Time
※Delivery times may vary depending on the quantity. Please feel free to contact us.
Applications/Examples of results
Gas analyzers, gas mixers, various gas generators, industrial furnaces, machine tools, compressor circuit protection, internal pressure explosion-proof panels, various pressure vessel protection, etc.
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We specialize in the development, manufacturing, sales, and import/export of fluid control equipment, providing products tailored to our customers' needs and offering the latest information. While these services are fundamentally expected from a company, they have often been difficult to realize. We will implement these detailed services through the strong network of our group. - Obtained ISO 13485 certification.






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