High pressure bronze safety valve – 775100 SERIES


inlet 1/2", 3/4" or 1" - outlet 3/4" or 1" - seat orifice Ø6 mm or Ø8 mm - set pressure from 0,5 bar g. to 460 bar g.

High pressure bronze safety valve – 775100 SERIES | Presentation
High pressure bronze safety valve – 775100 SERIES | Dimensions
High pressure bronze safety valve – 775100 SERIES | Nomenclature
High pressure bronze safety valve – 775100 SERIES | Codification

Description

Bronze safety valve without lever, with screwed inlet and threaded outlet in its standard version. The tightness is ensured through a very neat lapping of the seat and plug. A wide range of springs enables an accurate pressure setting for this PED 97/23/CE Category IV Group 2 certified saftey valve.

Applications

Designed for use on all air components gases in its standard version, this safety valve offers a wide range of options which allows the handling of a large variety of fluids. This safety valves is extensively is extensively used in every kind of industrial projects: liquid storage tanks, air separation units, petrochemical plants, dangerous products transportation, ... Some options enable oxygen service.

General features

  • Bronze construction
  • Safety valve's behaviour adjustable thanks to two blow-down rings
  • The sturdy design, the high-quality of the selected materials and the high-performance components of this safety valve provide to it multi-purpose characteristics
  • Internal trim made of nickel alloy (#Monel™)
  • Shoulder seat made of nickel alloy (Monel 400™)
  • Inlet and outlet as per ISO R228 or ASME/ANSI B2-1

Alternatives

  • Flanged inlet and outlet
  • Butt welding fittings at inlet and/or outlet
  • Cap with lever
  • Gas-tight construction
  • ... (see codification)
Dimensions in mm Weight (W) in kg
Inlet
(G or NPT)
L Outlet
(G or NPT)
F do H W
35 < Ps < 320 321 < Ps < 460
1/2" 56,5 3/4" 54 8 6 184 3,5
3/4" 58,5 3/4" 54 8 6 184 3,5
1" 60,5 3/4" 54 8 6 184 3,5
1/2" 56,5 1" 54 8 6 184 3,5
3/4" 58,5 1" 54 8 6 184 3,5
1" 60,5 1" 54 8 6 184 3,5

Ps: Set pressure (bar g.)



For other gases (MW): multiply the air rated flow by sqrt[29/MW]
For other temperatures (T): multiply the air rated flow by sqrt[273/(T+273)] - T in °C


Standard materials
Rep Designation Standard materials


1 Cap EN 1982
CuSn7Pb6Zn4 CC493K
B505.836
1.1 Gasket PTFE
2 Stem Monel K500™
UNS N05500
NiCu29Al3Mn
3 Adjusting screw EN 12164
CuZn36Ni2 2.0540
-
4 Spring plate EN 10088-3
X8CrNiS18-9 1.4305
AISI 303
5 Spring EN 10088-1
X10CrNi18-8 1.4310
AISI 302
6 Lantern EN 1982
CuSn7Pb6Zn4 CC493K
B505.836
7.1 Blow-down ring EN 12164
CuZn39Pb3 CW614N
B124-C37700
8 Plug Monel 400™
UNS N04400
NiCu30FeMn + Colmonoy 5™
11 Shoulder seat Monel 400™
UNS N04400
NiCu30FeMn + Colmonoy 5™
12 Body EN 1982
CuSn7Pb6Zn4 CC493K
B505.836
14 Guide EN 12164
CuZn39Pb3 CW614N
B124-C37700


7 7 5 1 0 0 - X X X - 00 00 00 - DN .. PN ..

7 7 5 1 0 0 - X X X - 00 00 00 - DN .. PN ..
Value Inlet connection
2 Screwed end
3 Flanges
4 Butt welding fitting


7 7 5 1 0 0 - X X X - 00 00 00 - DN .. PN ..
Value Pressure rating
8 PN320
9 PN420


7 7 5 1 0 0 - X X X - 00 00 00 - DN .. PN ..
Value Option
E ATEX CE Ex II 2G/D


7 7 5 1 0 0 - X X X - 00 00 00 - DN .. PN ..
Value Option
80 Spacer
85 Butt welding fitting at outlet
86 Collected outlet
90 Regular bonnet
92 Gas tight body and bonnet
95 Gas tight cap with lever