*mydirectindustry

Catalogs
DIVATEC,SL
Safety and Relief valve

Safety and Relief valve

Product catalog summary

Overview: This document provides technical specifications and requirements for various types of safety and relief valves, including their construction materials, design standards, and operational parameters.

Specifications:

Type: Safety and Relief valve
Calculation Standards: EN-4126-1 / 7
Connections: Threaded BSP / NPT, Clamp ISO 2852
Design Standards: EN-12516-1, EN-4126-1 / 7
Rating: PN-40, PN-100, 250 & 400, PN-10, PN-16, PN-40, 150#, 300#
Material: Stainless steel 316 L
Temperature Range: -10 to +350ºC, Cryogenic service until -196ºC
Inspection: EN-4126-1 / 7

Construction and Materials:

Components such as Nozzle, Body, Cap, Disc, Guide, Push Road, Spring Button, Adjusting Screw, Tensor Nut, Spring, Lever, Release Nut, Lever Axis, Packing Lever Axis, and Gaskets are made from materials like A351 CF-3M, A351 CF-8, AISI-316L, AISI-303, AISI-302, INCONEL X750, PTFE, Viton, and GRAPHITE + S.S.

Technical Information:

Applications: Suitable for steam, gases, vapours, and liquids.
Set Pressure: Minimum 0.2 barg, Maximum 300 barg
Overpressure: 10%
Blowdown: 10% for gases, 20% for liquids
Tolerance: Set pressure ± 3%
Discharge Coefficients: k= 0.55 for gases, k= 0.48 for liquids

Dimensions:

Various inlet and outlet sizes with corresponding orifice areas, dimensions, and weights are provided for different pressure ratings and applications.

Additional Features:

Includes lifting device, test gag, sealed packing lever, and soft seat options.

Catalog excerpts

Distribucion de Valvulas Tecnicas, S.L. Rambla Josep Ma Jujol, 33-35 local El Fl | [email protected] 08970 Sant Joan D espf (Bareelona) I www.divatecsi.com Safety relief valves Description Temperature range Cryogenic service until Safety and Relief valve Threaded BSP / NPT PN-40 Item Description Material Standard Cryogenic 19 Packing lever axis AISI-303 AISI-303 20 Gasket PTFE PTFE 21 Gasket PTFE PTFE 22 Gasket Viton PTFE 28 Soft seat Viton / PTFE Metal I Recommended spare parts Technical information Tolerance Set pressure Discharge coefficients Steam, gases, vapours and liquids 0,2 barg 10% Lifting device Sealed packing lever Soft seat Inlet Outlet Orifice Area ABC Weight

Open the catalog to page 1

Distribucion de Vatvulas Tecnicas, S.L. Rambla Josep Ma Jujol, 33-35 local El FI 08970 Sant Joan Despf (Barcelona) [email protected] www. d ivatec sl.com Safety relief valves Description Temperature range Cryogenic service until Safety and Relief valve Threaded BSP / NPT PN-100, 250&400 Stainless steel 316 L -10 to +300° C -196°C Lifting device Sealed packing lever Item Description Material Standard Cryogenic 19 Packing lever axis AISI-303 AISI-303 20 Gasket PTFE PTFE 22 Gasket Viton PTFE I Recommended spare parts Technical information Min. Set pressure Max. Set pressure Overpressure Blowdown...

Open the catalog to page 2

Distribucion de Vatvulas Tecnicas, S.L. Rambla Josep Ma Jujol, 33-35 local El FI 08970 Sant Joan Despf (Barcelona) [email protected] www. d ivatec sl.com Safety relief valves Temperature range Safety and Relief valve Clamp / BSP PN-10 Lifting device Sealed packing lever Item Description Material 19 Packing lever axis AISI-303 28 Soft seat Viton / PTFE | Recommended spare parts Technical information Tolerance Set pressure Discharge coefficients Steam, gases, vapours, liquids 0,2 barg 10% Inlet Outlet Orifice Area ABC Weight (mm2) (mm) (mm) (mm) (kg)

Open the catalog to page 3

Distribucion de Vatvulas Tecnicas, S.L. Rambla Josep Ma Jujol, 33-35 local El FI 08970 Sant Joan Despf (Barcelona) [email protected] www. d ivatec sl.com Safety relief valves Temperature range Safety and Relief valve PN 16, PN 40, 150#, 300# Threaded BSP / NPT PN-40 Sealed packing lever Item Description Material 19 Packing lever axis AISI-303 28 Soft seat Viton / PTFE I Recommended spare parts Technical information Tolerance Set pressure Discharge coefficients Steam, gases, vapours and liquids A Inlet Outlet Orif. Area A A B C weight N ANSI150 150 BSP ANSI BSP

Open the catalog to page 4

Safety and Relief valve

Safety and Relief valve

Catalog excerpts

All DIVATEC,SL catalogs and technical brochures