Piston Type Pressure Reducing Pressure Sustaining Valve

• Certification: ISO, CE
• Temperature: Ordinary Temperature
• Connection: Thread
• Valve Seat: Single-Seat
• Structure: Diaphragm
• Material: Aluminium Bronze/ Stainless Steel
• Model NO.: GL7030
• Certificate: ISO
• Size: 1/2" - 2"
• Design and Manufacture: BS, ANSI, JIS, DIN, API, GB
• Pressure Range: Pn15~Pn25 (MPa1.5~3.75)
• Transport Package: Bubble Plastic Paper + Plywood Case
• Specification: ISO9001 API
• Trademark: KARFAR
• Origin: China
• Production Capacity: 5, 000PCS/Month

Product Description

Piston Actuated Pressure Reducing Pressure Sustaining Valve
Model No.:GL7030


The KARFAR model Pressure Reducing Pilot Valve is  a direct acting pressure reducing and sustaining valve. It is hydraulically operated and Piston actuated. It can be mounted horizontally or vertically in pipeline of fire protection system or other clear water system. 

It is small in size and easy installation.
It can also be installed to other devices to make an integral assembly with depandable performance and high capacity.

 

Normal Pressure PN(Mpa)	Body test Pressure PN(Mpa)	Sealing test Pressure PN(Mpa)	Range of Pressure reduce (Mpa)	Maximum Flow rate (M/S)
1.0	1.5	1.1	≤0.7	6
1.6	2.4	1.76

 

Technical standards:
1) Design and manufacture: API 6D
2) Face-to-face: ANSI B16.10
3) Inspection and test: API 598

Main materials:
1) Body and disc:  Aluminum bronze/ stainless steel
2) Spring:  50 CrVA 
3) O-ring and diaphragm: NBR