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Home > Products > Safety valve > Open Bonnet Flange End Cast Steel Safety Relief Valve

Open Bonnet Flange End Cast Steel Safety Relief Valve

Basic Info

Model No.:  SV

Product Description

Model NO.: SV Pressure: ANSI 150lb ~ 2500lb Design: ANSI B16.5, API 526 Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Duplex Specification: CE, ISO, API HS Code: 8481400000 Connection: Flange Closed: Open Size: 1/4" -12" Trademark: VC Origin: China Safety / Pressure Relif Valves 
V&c Presssure relief valves are designed to release automatically over pressure either from boilers, pressure vessels or Other piping systems once the pressure or temperature exceeds preset limits. Pressure relief valves have bodies from carbon steel to alloyed steel and may be used for any type of fluid (gas, steam or water). Such valves can be used as a Safety valve or a relief valve depending on the application.
Design: ASME VIII, API527, API526
Pilot operated or spring operated types available
Orifice: From "D" to "T " according to API 526; intermediate orifices (K2, P2, Q2, R2) available
Valve connection: Flange in accordance with ASME B 16.5
High Performance and efficiency
Valve bodies are heavy duty design
Full nozzle design
Dual blow-down ring for more precise performance: 3% over pressure and 4% blow-down
All pressurized parts are hydraulically tested
Seats lapped to optical flatness for tight shut-off
The high flow coefficients allow the most economical sizing of the valve
Ease maintenance
Proven reliability
DIN flanged valves on demand
Carbon steel WCA, WCB, WCC, etc.
Low carbon steel LCB, LCC, etc.
Low alloy steel WC1, WC5, WC6, WC9, etc.
Low carbon low Alloy Steel LC2, LC3, etc.
Medium alloy steel C5, C12, C12A, etc.
Stainless steel CF8, CF8M, CF8C, CF10, CG8M, etc.
Low carbon stainless steel CF3, CF3M, CG3M, etc.
Super stainless steel CN7M (Alloy 20), CN3M (Alloy 20 modified), CT15C, etc
Duplex stainless steel CE8MN, CD6MN, CD3MN, etc.
Super Duplex Stainless Steel CE3MN, CD3MNWCuN, etc.
High Nickel Alloys
Soft seats on demand
NPS: 1'' x 1 ½ '' to NPS 8''x12''
Pressure rating: 150-2500#
Other Information
For any filter inquiry, please specify the following infomation:
1. Valve type and design pressure/temperature
2. ANSI pressure class, Operating temperature, operating / differential pressure
3. Bore Size, Pipe schedule ID / OD
4. Body and screen material
5. Medium, Flow rate Min./Max.
6. Type of end connection

V&C Safety Relief Valve are widely used in gas process or transportation industry for
conventional on-off, emergency shut off and quick opening and controlling the flow.

V&C is a professional  manufacturer with over 20 years' experience in the design and supply of industrial valves(globe,check,gate,ball,butterfly,etc.) & pipe fittings. We guarantee to provide you with high-quality products and excellent services.
Pls visit our website  for more information and  feel free to contact me on details. 

Contact us if you need more details on Pressure Relief Valve. We are ready to answer your questions on packaging, logistics, certification or any other aspects about Open Bonnet Valve、Closed Bonnet Safety Valve. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Safety valve