WA42C Balance Bellows Type Safety Valve
full lift safety valve, balance bellows safety valve, metal to metal seated, Flanged connection acc. to ANSI B16.5, Approved for poisonous gases, corrosive medium and unstable backpressure equipment/ pipeline.
online service
WA42C Balance Bellows Type Safety Valve
Safety Valve/pressure safety valve, angle type
full lift safety valve
metal to metal seated
Flanged connection acc. to ANSI B16.5
balance bellows type safety valve
Applications
Provided as safety device for protection against excessive pressure
in pressure vessels.
Approved for poisonous gases, corrosive medium and unstable backpressure equipment/ pipeline.
Working temperatures: -29°C up to +200°C
Standards Compliance
Design and Manufacture: API RP 520
Face to Face(end to end): API 526
Test and Inspection: API 527
Main property specifiecation
Mormal Pressure |
PN |
150 |
300 |
600 |
900 |
150 |
Body strength |
Ps(Mpa) |
3.0 |
7.5 |
15 |
22.5 |
38 |
Set pressure |
Pk(Mpa) |
0.1-2 |
1.6-5 |
3.2-10 |
8-25 |
10-25 |
Seal pressure |
Pm(Mpa) |
90%Pk |
||||
Reseation pressure |
Ph(Mpa) |
≥90%Pk |
||||
Relieving Pressure |
Pp(Mpa) |
≤1.1Pk |
||||
Lift height |
H(mm) |
≥1/4 d0 |
||||
Appropriatetemp. |
≤200℃ |
|||||
Appropriate Medium |
C (WCB),P, R (SS304, SS316) |
Gas, Liquid,Nitric, Acetic Acid, Gas, Liquid |
Code of throat diameter
Code |
Diameter(mm) |
Code |
Diameter(mm) |
D |
10 |
L |
20 |
E |
13 |
M |
55 |
F |
16 |
N |
60 |
G |
20.5 |
P |
72 |
H |
26 |
Q |
96 |
J |
33 |
R |
115 |
K |
40 |
T |
148 |
Materials for main parts
Essential:
Valves are delivered at a set pressure, therefore when ordering
please confirm set pressure, medium and temperature
TS
Safety accessory and Safety protection device
Manufacture License of Special Equipment, People's republic of China
Main Dimensions
Remark: 150Lb for outlet flange
Remark: 150Lb for outlet flange
Remark: 300Lb for outlet flange
Welcome to our website! Please send your words at any time in the following form and ask us, we will contact you and provide you with the corresponding service as soon as possible. Please write in English.
A48C Open Bonnet Plain Lever Type Safety Valve
Full lift safety valve, Standard safety valve for boiler, metal to metal seated, with plain type lifting device, Open bonnet, Flanged connection acc. to ANSI B16.5, Approved for gases, vapours and fluids.
Learn MoreA48SC High Temperature and High Pressure With Radiator Safety Valve
Full lift safety valve for high temperture and high pressure condition, metal to metal seated, with plain type lever, Inlet: Flanged connection acc. to ANSI B16.5Outlet: Flanged connection acc. to ANSI B16.5Open bonnet, with radiator
Learn MoreHigh Temperature High Pressure Welded Safety Valve
Provided as safety device for protection against excessive pressure in pressure vessels.
Learn MoreHigh Performance Steam Safety Valve
High performance steam safety is serviced for overpressure protection of power boiler, decomposition boiler,once-throuɡn boiler,reheater and other pressure
Learn More