IMI Bopp Reuther SI 8303 AB 00 Safety Valve
BRAND : IMI Bopp Reuther
The IMI Bopp & Reuther API safety valve:
> Full nozzle design
> Orifice sizes D – T are in full compliance
to API Standard 526
> Additional orifice sizes V and W for very
large flow application
> Capacities certified by the National
Board of Boiler and Pressure Vessel
Inspectors
> Large range of materials and design
options meeting all specifications
> One-trim design for gas, vapour and
liquids
> Long-life cycle bellows design
> Positive lift stop at full capacity
> Optimized disc bearing for high seat
tightness
> Nozzle ring always set to lowest
position because valve designed
to operate optimum without ring
adjustment
> Easy maintenance by one-part
spindle, simplified disc retention
clip, rugged guide design
Features
Inlet sizes
NPS 1 to NPS 8 acc. API 526
and larger sizes NPS 10 as well as NPS 12
Inlet pressure rating
Class 150 to Class 2500
Set pressures
0.5 bar g up to 414 bar g
7 psig up to 6000 psig
Temperature range
- 268 °C to + 538 °C
- 450°F to + 1000°F
Overpressure
Vapours / gases 10%
Liquid 10%
(ASME type classification: Safety Relief
Valve)
Blow down
Vapours / gases 7%
Liquids 20%
Allowable built-up back pressure
15% of the set press
Details
The IMI Bopp & Reuther API safety valve:
> Full nozzle design
> Orifice sizes D – T are in full compliance
to API Standard 526
> Additional orifice sizes V and W for very
large flow application
> Capacities certified by the National
Board of Boiler and Pressure Vessel
Inspectors
> Large range of materials and design
options meeting all specifications
> One-trim design for gas, vapour and
liquids
> Long-life cycle bellows design
> Positive lift stop at full capacity
> Optimized disc bearing for high seat
tightness
> Nozzle ring always set to lowest
position because valve designed
to operate optimum without ring
adjustment
> Easy maintenance by one-part
spindle, simplified disc retention
clip, rugged guide design
Features
Inlet sizes
NPS 1 to NPS 8 acc. API 526
and larger sizes NPS 10 as well as NPS 12
Inlet pressure rating
Class 150 to Class 2500
Set pressures
0.5 bar g up to 414 bar g
7 psig up to 6000 psig
Temperature range
- 268 °C to + 538 °C
- 450°F to + 1000°F
Overpressure
Vapours / gases 10%
Liquid 10%
(ASME type classification: Safety Relief
Valve)
Blow down
Vapours / gases 7%
Liquids 20%
Allowable built-up back pressure
15% of the set press
