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Reverse Arch Open Slit Type Rupture Disks (YF)

Fragment-free design

Size range: 15mm-600mm

Burst pressure range: 0.15barg-100barg

Can be operated at up to 90% of the nominal burst pressure without exceeding the maximum allowable working pressure of the unit.

Can withstand full vacuum without the need for a backpressure bracket

Can be used in gas phase, liquid phase, or gas-liquid phase media.

Can be used in tandem with safety valves

Nameplate contains all rupture disk parameters

Demand consultation
Reverse Arch Open Slit Type Rupture Disks (YF)

Product Overview

Reverse arch rupture disks with the convex side on the high side of the pressure system. Reverse arch open slit type rupture disks, open slit pressure bearing membrane according to Euler's theorem to set the pressure, the sealing membrane to play the role of sealing, to reach the set pressure, the pressure bearing diaphragm flip, sealing membrane is cut open that is, the pressure relief.


Options

Fluoroplastic lined or coated
BI Burst Sensor
*Note: Lining and BI have a lower temperature resistance than strength membranes.


Safety Valve Protection

When rupture disks are installed under the safety valve, they isolate the valve's working parts from corrosive media.
Relief components: gauges, tees, relief valves, tubing


Burst tolerance / (GB567-2012)


Calibrated burst pressure
bar
≥0.01~<0.1 ≥0.1~<1 ≥1~<3 ≥3~<1000 ≥1000~<5000
Bursting Tolerance ±50% ±25% ±0.015MPa ±5% ±4%
* The rupture tolerance is the maximum expected change in rupture pressure marked by the rupture disc.

Specifications

Size Nickel Monel Inconel
NPS
[in]
DN
[mm]
psig barg psig barg psig barg
min, max, min, max, min, max, min, max, min, max, min, max,
1" 25 185.6 290 12.8 20 176.9 282.75 12.2 19.5 120.35 131.95 8.3 9.1
1.25" 32 137.75 188.5 9.5 13 137.75 188.5 9.5 13 108.75 123.25 7.5 8.5
1.5" 40 94.25 507.5 6.5 35 94.25 517.65 6.5 35.7 72.5 384.25 5 26.5
2" 50 58 321.9 4 22.2 58 321.9 4 22.2 43.5 320.45 3 22.1
2 65 39.15 159.5 2.7 11 39.15 159.5 2.7 11 26.1 159.5 1.8 11
3" 80 27.55 210.25 1.9 14.5 27.55 210.25 1.9 14.5 20.3 210.25 1.4 14.5
4" 100 36.25 333.5 2.5 23 36.25 348 2.5 24 13.05 145 0.9 10
5" 125 12.325 159.5 0.85 11 12.325 166.75 0.85 11.5 11.6 102.95 0.8 7.1
6" 150 5.945 232 0.41 16 5.945 239.25 0.41 16.5 7.975 116 0.55 8
8" 200 7.25 171.1 0.5 11.8 7.25 91.35 0.5 6.3 6.525 87 0.45 6
10" 250 6.67 121.8 0.46 8.4 6.67 126.15 0.46 8.7 31.9 37.7 2.2 2.6
12" 300 5.8 69.6 0.4 4.8 5.8 70.325 0.4 4.85 21.75 30.45 1.5 2.1
Maximum operating temperature 400℃ 430℃ 480℃
Size Stainless steel Hastelloy
NPS
[in]
DN
[mm]
psig barg psig barg
min, max, min, max, min, max, min, max,
1" 25 145 870 10 60 116 126.15 8 8.7
1.25" 32 145 870 10 60 87 116 6 8
1.5" 40 145 725 10 50 81.2 500.25 5.6 34.5
2" 50 145 725 10 50 121.8 237.8 8.4 16.4
2 65 145 507.5 10 35 121.8 130.5 8.4 9
3" 80 116 435 8 30 72.5 84.1 5 5.8
4" 100 72.5 435 5 30 72.5 333.5 5 23
5" 125 72.5 290 5 20 65.25 159.5 4.5 11
6" 150 43.5 290 3 20 49.3 232 3.4 16
8" 200 43.5 217.5 3 15 26.1 171.1 1.8 11.8
10" 250 43.5 145 3 10 23.2 121.8 1.6 8.4
12" 300 29 87 2 6 43.5 69.6 3 4.8
Maximum operating temperature 400℃ 530℃

Downloads

  • Reverse Acting Slotted Rupture DiscYF Series
    Reverse Acting Slotted Rupture DiscYF Series
    2024-11-21
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