High Performance Stainless Steel Safety Relief Valve

• Media: Water
• Certification: CCC, RoHS, ISO, CE
• Temperature: Ordinary Temperature
• Connection: Thread
• Valve Seat: Single-Seat
• Structure: Diaphragm
• Model NO.: 355
• Material: Cast Iron
• Diaphgram: Nylon+EPDM/Viton
• Seal Rings: NBR/EPDM/Viton
• Pipes/Tubes: Copper or Stainless Steel
• Coating: Epoxy Resin Coated to 300 Microns Inside & Outside
• Transport Package: Bubble Bags and Wooden Case
• Specification: 2"-24"
• Trademark: HUIZHENG
• Origin: China
• HS Code: 8481804090
• Production Capacity: 100000PCS/Year

Product Description

 

Description
Safety valve It is specially designed for high-pressure pipelines of compressed natural gas (CNG) filling stations. It mainly protects the pressure safety of CNG piping systems and overpressures. More suitable for hydraulic pipes.

Specification

Model	YR series
Nominal diameter	DN6-DN32
Connection method	welded type; thread
Working temperature	normal temperature
Valve material	304SS, 316SS, 316L
Opening pressure	6.4MPa~42MPa
Applicable medium	compressed natural gas, various high pressure non-corrosive and corrosive gases and liquids.

Characteristics
High pressure valve
Working pressure up to 6000 psig (413 bar)
Multiple springs, can choose to set the pressure range
It is possible to provide a valve with a specified set pressure set at the factory.
1/4 in. and 6 and 8 mm terminations - R3A Series Valves
1/2 in. and 12 mm terminations - R4 series valves
Low pressure valve
Working pressure up to 300 psig (20.6 bar)
Use a spring for the entire set pressure range
It is possible to provide a valve with a specified set pressure set at the factory.
1/4 in. and 6 and 8 mm terminations - RL3 series valves
1/2 in. and 12 mm terminations - RL4 series valves

Outline drawing