LESER_India_Safety_Valve_Type_459_1
LESER_India_Safety_Valve_Type_459_2

Compact Performance

Type 459 IC

Safety valve with compact dimensions for small and midsized capacites

Approvals

LESER Compact Performance safety valves of Type 459 IC are designed, marked, produced and approved according to the requirements of the following regulations:

  • Approval IBR
  • Approval PESO

Technical specifications Type 459 IC

Nominal Diameter Inlet - Thread
DN 15 | 1/2"
Nominal Diameter Inlet - Flange
DN 15 | 1/2"
Actual Orifice Diameter d₀
6 - 17.5 mm | 0.236 - 0.69 in
Actual Orifice Area A₀
28.3 - 241 mm² | 0.04 - 0.37 in²
Pressure
0.2 - 700 bar | 3.0 - 10150 psig
Flange Rating Inlet
PN 25 - PN 63 | CL150 - CL600
Temperature (in accordance with DIN EN)
-273 to 450 °C | -459 to 842 °F
Temperatur (nach ASME)
-196 bis 427 °C | -321 bis 801 °F
Material Outlet Body
SA 352 LCB, SA 351 CF3M
Material inlet body
SA 479 316L
Valve Connection
Thread acc. to DIN ISO 228-1, ISO 7-1 / BS 21 or ASME B1.20.1 Flange acc. to ASME B 16.5
Bellows Material (optional)
On demand
Load Type
Spring loaded
Approvals
UV stamp acc. to ASME Section VIII Div. 1, National Board certified capacities, IBR Certificate Form III C (without attachment 8), PESO (CCOE)
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