rupture disc KUB® F - For installation directly between flanges

For burst pressures of up to 1 barg, the KUB® can be installed directly between flanges in a variety of applications. This makes it ideal for applications in which reliability and a precise design pressure in the low pressure range are essential.  

Rupture disc / bursting disc KUB F
REMBE® reverse acting rupture disc KUB® F

Technical data
NPS [in] DN [mm] Vent area* [cm2]
1'' 25 3.5
1 ¼'' 32 7.0
1 ½'' 40 9.5
2'' 50 17
2 ½'' 65 25
3'' 80 35
4'' 100 68
5'' 125 90
6'' 150 125
8'' 200 245
10'' 250 400
12'' 300 600
14'' 350 750
16'' 400 1000
18'' 450 1430
20'' 500 1660
24'' 600 2150
28'' 700 2500
30'' 750 3500
30'' 750 4200
32'' 800 4470
*Vent area compliant with PED certification, MNFA (ASME Sec. VIII, Div. 1) may vary. Different sizes, pressure classes, temperatures, materials and fittings available on request.



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