Rupture Disks Explosion Protection Wireless Instrumentation Buckling Pin Valves

The original rupture disk (bursting disc) manufacturer shaping the growth of pressure relief devices for over 75-years.




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Products > Graphite Disks

REV/REV-7R
Replaceable Element Disks


The REV™ type disk is suitable for applications where vacuum conditions exist and when the burst pressure is less than 22psig (1.52 bar).
  • REV-7R™ Safety Head
    A locating pin on the REV™ disk mates with a location hole in the safety head outlet thus eliminating incorrect installation. The REV-7R™ safety head is provided with an integral non-opening vacuum support on the process side of the safety head
  • Vacuum
    Supports are designed to maximize venting capacities while maintaining structural strength
  • Flange Ratings
    The safety heads are designed to fit between all standard international pipe flanges, ANSI, DIN, AFNOR, BS, JIS and to nestle within the flange bolts
  • Material
    Safety heads are available in impregnated graphite or 316SS as standard
  • Patented: US 5,121,847 Japan 2611105

Specifications

Nominal Size
Burst Ratings @ 22ºC (72ºF)
min.
max.
Internal
Diameter
Total Assembly Thickness
316SS
Graphite
Free Flow
Area %
w/vacuum
support
in.
mm
barg
psig
barg
psig
mm
in.
mm
in.
mm
in.
.
1 25 0.70 10.0 30.0 435 32 1.26 28 1.10 28 1.10 91
1.5 40 0.48 7.0 20.0 290 48 1.89 28 1.10 31 1.22 91
2 50 0.20 3.0 15.0 217 64 2.52 28 1.10 32 1.26 100
2.5 65 0.20 2.2 12.0 174 76 2.99 30 1.18 37 1.46 94
3 80 0.15 2.2 10.0 145 89 3.50 35 1.38 42 1.65 82
4 100 0.15 1.5 8.0 116 114 4.49 37 1.46 47 1.85 85
5 125 0.10 1.0 6.0 87 140 5.51 40 1.57 47 1.85 79
6 150 0.07 1.0 5.0 72 165 6.50 44 1.73 47 1.85 77
8 200 0.07 1.0 4.0 58 216 8.50 50 1.97 61 2.38 74
10 250 0.07 1.0 3.0 43 267 10.51 53 2.09 68 2.68 74
12 300 0.07 1.0 2.5 36 318 12.52 61 2.40 76 2.99 71
14 350 0.07 1.0 2.0 29 356 14.02 63 2.48 80 3.15 67
16 400 0.07 1.0 1.5 21 406 15.98 70 2.76 83 3.27 64
18 450 0.07 1.0 1.5 21 457 17.99 77 3.03 92 3.62 64
20 500 0.07 1.0 1.2 17 508 20.00 88 3.46 105 4.13 62
24 600 0.07 1.0 1.2 17 610 24.02 93 3.66 111 4.37 61