STRIKO reverse acting metal rupture discs are installed in a standard holder SHU or in a pre-torqued holder SHU Pro between flanges. They are especially suitable for securing pulsating working pressures of medium to high strength.
Models
SU-R
STRIKO – Reverse Acting, Shear Ring
SU-C
STRIKO – Reverse Acting, C-Shaped Pre Scored
Design Examples
SU-C
SU-R
SU-C in holder SHU
SU-R in pre-torqued holder SHU Pro
Advantages in the application
fragment-free opening behaviour
ideal as single pressure relief unit or used in combination with safety valve
Vacuum resistant
optimum working ratio: 90%
counter pressures up to min 1.4 times of the burst pressure are possible
testing safety valves without time consuming removal
high pressure change resistance
equipped with a 3D name-plate for safe detection of correct direction of installation as a standard
ideal for securing media that tend to “cake”
Specifications:
Materials
Stainless steels, Inconel, nickel, special materials such as hastelloy
Nominal widths
DN 25 – DN 250
Burst pressures
from 0.3 bar (g) to 70 bar (g)
Working ratio
90 %
Burst tolerance
min. +/- 5 %
Utilisation temperature range
-200 ℃ to +480 ℃
Bursting disk holder
SHU and SHU Pro
Vacuum support
not necessary
Burst indicator
optionally installed on discharge side
Installation before safety valve?
yes
Individual solutions
The are a number of configuration options among our STRIKO reverse acting metal rupture discs. Whether with integrated burst indicatio, in standard materials or special materials – just talk to our specialists. We are happy to advise you competently and comprehensively!
Your contact for Reverse Acting Metal Rupture Disc
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