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Product Details
PTFE Lined Bellow Type Safety Relief Valve (WA42F)
PTFE Lined Bellow Type Safety Relief Valve (WA42F)
Basic Info
Model NO.: WA42F
Flow Characteristic: Linear or Equal Percentage
Connecting Type: Flange
Medium Temperature: - 20 Deg C to 150 Deg C
Type: Standard Type, Regulating Cutting Type, Bellow Sea
Lining Material: FEP, PTFE, PFA
Transport Package: Plywood Case
Origin: Wenzhou, Zhejiang, China
Leakage Standard: Class IV or Class VI
Actuator: Pneunamic
Material: Wcb, S.S 304, SS316, SS304L, SS316L
Usage: Flow Control
Size: Dn15-Dn300
Trademark: GOOLE, OEM
Specification: CE, SGS, TUV
HS Code: 8481804090
Product Description
PTFE Lined Safety Relief Valve
PTFE Lined Safety Relief Valve Description
PTFE Lined Safety Relief Valve, developed according to domestic and foreign advanced technology, can be used in chlor-alkali Chemical industry, hydrochloric acid, sulfuric acid and other high-risk corrosive medium. It can act as overpressure protection device to protect system security on the pressure equipment and pressure contrainer. This valve adopts PTFE Bellows seal which has anti-leakage function. Inner cavity of the valve body is fully lined with PFA or FEP ( F46) with more than 2.5mm thickness.
PTFE Lined Safety Relief Valve Material Specification
Design & Manufacture StandardGB/T 12241, GB/T12243, API520, API526
Fact to Face Dimension StandardJB/T 2203
Flange StandardHG/T20592, GB/T 9119, ASME B16.5, DIN2543
Inspection and Test StandardGB/T12241, GB/T 12243, API598
Mark StandardGB/T12241, GB/T12220, MSS 25
Delivery StandardJB/T7928
Nominal DiameterDN15-DN400
Nominal PressurePN16, 150LB
Setting Pressure Range ( MPA)0.06-0.10.1-0.160.16-0.25
Applicable Temperature Range ( ÂșC)PFA: -29 ~ 200, PTFE: -29~ 180, FEP: -29~ 150, GXPO: -10~80
Applicable MediumStrong Corrosive Medium i.e. hydrochloric acid, Nitric acid, Hydrofluoric acid, Liquid Chlorine, Sulfuric Acid and Aqua regia etc.
PTFE Lined Safety Relief Valve Material Material
NameMaterial List
BodyWCB + Lining MaterialCF8/CF8M+Lining MaterialCF3/CF3M+Lining Material
Disc35# + Lining Material304/316+Lining Material304L/316L+ Lining Material
Guide Sleeve2Cr13304304
Adjusting Screw2CR13304/316304L/316L
Spring Washer25#304304
Adjusting NutQT4502CR132CR13
Bolt35#A193 b8A193 B8M
Nut45#A194 8A194 B8M
Contact Information