Balanced Bellows Threaded or Bolted Cover Closed Bonnet Spring Loaded Flanged Safety Valve for Tanks

AEA Pressure Relief Valve(PRV) or Safety Valve is the best on the pressure equipment, container and pipeline overpressure protection device. Flanged Pressure Relief Valve sizing and selection according to API 520,designed according to API 526, test according to API 527, and flange as ASME B16.5.This valve\'s type include-A4

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AEA Pressure Relief Valve(PRV) or Safety Valve is the best on the pressure equipment, container and pipeline overpressure protection device. Flanged Pressure Relief Valve sizing and selection according to API 520,designed according to API 526, test according to API 527, and flange as ASME B16.5.This valve's type include
-A42C Conventional Safety Valve;
-WA42C Balance Bellows Safety Valve;
-A44C Packed Lever Safety Valve;
-A48C Open Bonnet Plain Lever Type Safety Valve;
-WA44C Packed Lever Balance Bellows Safety Valve
Balanced Bellows Screwed or Bolted Cap Closed Bonnet Spring Loaded Flanged Relief Safety Valve for Tank

Design Feature:
-Safety Valve/pressure safety valve, angle type;
-Full lift safety valve;
-Conventional type, Standard safety valve for fluids and gas;
-Metal to metal seated;
-Flange connection according to ANSI B16.5;
- Spring load;
-100% Compatibility to API 526
-Single Trim (identical internal parts for steam/gas/liquids) allows economical maintenance;
-Quick delivery for high-alloy materials;
-Longer valve lifespan due to hardened disc and (partially) stellite seat;
-Longer lifespan of optional bellows through integrated shielding

Standards Compliance:
-Design and Manufacture: API 520
-Face to Face(end to end): API 526
-Test and Inspection: API 527

Balanced Bellows Screwed or Bolted Cap Closed Bonnet Spring Loaded Flanged Relief Safety Valve for Tank


Main Property Specification
Normal PressurePN150300600900150
Body strengthPs(Mpa)3.07.51522.538
Set pressurePk(Mpa)0.1-21.6-53.2-108-2510-25
Seal pressurePm(Mpa)90%Pk
Reseation pressurePh(Mpa)≥90%Pk
Relieving PressurePp(Mpa)≤1.1Pk
Lift heightH(mm)≥1/4 d0
Appropriate  Temp.C (WCB)  P, R (SS304, SS316)≤300ºC ≤200ºC 
Appropriate MediumAir, Oil, Steam, Water, Corrosive medium
Code of throat diameter
CodeDiameterCodeDiameter
D10L20
E13M55
F16N60
G20.5P72
H26Q96
J33R115
K40T148
 Materials for main parts
NOName of partMaterials A42H-CMaterials A42Y-PMaterials A42Y-R
1BodyWCBCF8CF8M
2Nozzle2Cr13/ 304CF8CF8M
3Adjusting Ring2Cr13/ 304304316
4Disc2Cr13/ 304304316
5Guide sleeve2Cr13/ 304304316
6BonnetWCBCF8CF8M
7SpringASTM 6150ASTM 6150 coated teflonASTM 6150 coated teflon
8Stem2Cr13304316
9Adjusting bolt452Cr132Cr13
10CapA126CF8CF8M
11Bellows304316316
Sealing surface of material "H" depositing D507,  "Y" depositing stellite
 
Essential:
Valves are delivered at a set pressure, therefore when ordering
please confirm set pressure, medium and temperature

Application:
-Provided as safety device for protection against excessive pressure in pressure vessels 
-Approved for  gases and fluids
-Working temperatures: -60°C up to +300°C for stainless steel material,  -29°C up to 300°C for cast steel material


Balanced Bellows Screwed or Bolted Cap Closed Bonnet Spring Loaded Flanged Relief Safety Valve for Tank

 
Why Choose us?
1.      Factory
AEA VALVE, a specialist manufacturer, established since 2008 and professional production of industrial valves over 10 years.
2.      Regional Sale
We provide specialized sales service refers to different kind of region all over the world. Each sales team member is good at the local language and well experienced to the responsible market. For example: Russian, German, Spanish, Japanese, etc.
3.      Low MOQ
Our factory owns the casting company by itself. We are always ready for providing the sample and producing some small orders, in order to meet the business well.
4.      OEM or Customize: 
OEM Service or Customized size is Available. 
5.      We can make the products with the client's demand standard or the custom requirement.
6.      Complete Solution
We are always ready to hear from you, be responding to your enquiry immediately. Our trade manager is always online for you.
7.      High Quality
We have strict quality control system and amounts of testing equipments for different kind of valve, such as size, pressure, working environment etc. We are winning the market reputation with the time goes by.
8.      Quick Delivery
We have the large stock for some hot products.
9.      Competitive Price
10.  We are the manufacturing company which not only has our own manufacturing workshop, but the casting company as well. We provide the straight factory price and service to our customer.
11.  Quality control:
All the products are calibrated with real working condition, and tested before shipping as qualified product. 
12.  Problem solve:
If you can't solve the problem in your local, please delivery the product to us, we will repair it and then back to you. 
13.  Integrity: All the warranty and guarantee from us will be put into come true
14.Online Service: any inquiry, please contact with email:  . We will reply you within 12 hours.

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