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Critical Valves

Bellow Sealed Gate & Globe Valves

Untitled design - 2022-06-17T193703.825

STANDARD SPECIFICATIONS

Manufacturing standard API602/ISO-15761/BS 5352/API600/BS1873
Valve Design Bolted/Welded Bonnet
Material of Construction CS/SS/Exotic alloys
Bore Construction Fill / Red Bore
Bellow Cycle Life MSS-SP-117
Special Customers requirements Extended Body/ Extension stem pneumatic actuated motor actuated / Euro chlor design
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Valves For Chlorine Application (Euro Chloro)

DNSF2700-removebg-preview

STANDARD SPECIFICATIONS

Plants Methane’s / VCM / EDC / ECH / Pesticides / Insecticides HFC / Halogenated Plants / Chloro Alkali TDI / MDI / Isocyanates etc
Applications Liquid Chlorine, Dry Gas Chlorine , HCL, Fluorine Pyrophoric Media, Hydrogen Fluoride, Phosgene, Nitrogen Trifluoride, Cat M Fluids as per ASME B 31.3
Optional • Electric and Pneumatic valves actuated according to GEST • Complete valve in Hastelloy C / CY40 / 904L / 317LMN Other MOC available on request
Temperature Range Standard – Euro Chlor GEST 06/318 Unit – °C Temperature Low Carbon Steel – -40 to 120
Approvals Approved by Euro Chlor GEST 06/318 certificate no. 17/01 • In compliance to The Chlorine Institute Pamphlet 6 • Fugitive Emission Type Tested as per ISO 15848 Part 1 • Quality Management System as per ISO 9001-2015
Pressure Rating Class 300 and PN 40. Lower and Higher class rating available on request
Size Range DN 25, 40, 50, 80, 100, 150 NB 1”, 1 ½”, 2”, 3”, 4”, 6” Higher sizes are available on request
End Connections Flanged Ends to ASME B16.5 / EN 1092-1 & PN 40
Documentation Certification as per EN10204 Type 3.1 for Body / Bonnet, internals and Impact Test Certification
Materials of Construction Impact requirements for Low Carbon Steel meets 27J as per recommendations of Euro Chlor. • Multiply bellow in Hastelloy C276
Product Features • Protected bellows design from hazardous and corrosive media to extend bellow life   High stem finish to surface finish 0.4µ Ra
Final Check Oven drying of valves before dispatch to a minimum of 120 degree Celsius   • Drying agents such as Silica Gels used into the valve
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Bellow Sealed Control Valves

Untitled design - 2022-07-12T150309.590

STANDARD SPECIFICATIONS

Body ASTMA A 352 GR LCB / LCC
Disc LF2 / Monel / Hastelloy C276
Bellow Hastelloy C276
Guide ring Hastelloy C276
Ring Hastelloy C276
Bonner ASTMA A 352 GR LCB / LCC
Stud bolt A320GR.L7
Hex nut A194GR.7
Gland follower MONEL
Stud bolt A320GR.L7
Hex A194GR.7
Stem 316L/ HASTELLOY C276
Pillar / bracket 304/CS
Packing PTFE V -Rings
Gasket MONEL + PTFE
Seat overlay STELLITE 21
Pneumatic actuator Customer Requirements
Position Customer Requirements
Name plate Stainless Steel
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