Inconel Safety Relief Valve

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Description

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

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

Dimension:

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

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