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Hydrogen Cylinder Pressure-Relief Valve (Tail Valve) PRD-420
- Product Description
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PRD-420 Series
LOW PROFILE 1-1/8” END PLUG PRESSURE RELIEF DEVICES
Ultra-thin 1-1/8” Bottle-Style Pressure Relief Valve
COMPRESSED NATURAL GAS
Key Features
GFI’s Low profile 1-1/8” end plug pressure relief device uses a design optimized for maximum heat transfer to create a fast acting, high flow PRD. The low profile design allows designers to maximize tank packaging. Offered with a wide range of options these devices can be configured to meet the needs of all end plug applications.
• 9 mm profile from end of tank
• High flow fast acting design
• Glass bulb technology
• Maximum service pressure 25 MPa
• Working temperature -40° to +85° C
• Light weight machined aluminum body
• PRD venting direction can be adjusted 360°
Main Parameters
GFI’s 1-1/8” pressure relief valves are engineered to maximize heat‑transfer rates, delivering rapid response and high flow capacity. Their compact design facilitates convenient cylinder placement, while a wide range of port sizes accommodates all plug‑in applications.
• 9 mm from the end of the gas cylinder;
• High traffic volume, fast response;
• Temperature-controlled glass tube technology;
• Maximum working pressure: 25 MPa;
• Operating temperature range: -40°C to 85°C;
• Lightweight aluminum body;
• The PRD’s pressure relief piping can be oriented in any direction, with 360-degree adjustability.


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Hefei GuanQi Intelligent Technology Co., Ltd.
Phone: 86-18855151851
Email:hfguanqi@hfguanqi.cn
Email:guanqikeji@hfguanqi.cn
Address:
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No.9 Wangjiang West Road,
Hefei City, Anhui Province,
P.R.China
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