Page 11 - Demo

Burst testLeak test* It shall be conducted a leak test under 90% of set pressure* It shall be conducted a leak test under 50% of set pressure in case of Flat/Slotted Type.Nominal diameter of rupture disc(mm)Division Soak time1 min2 min5 min50 and belowabove 50&100 and belowabove 100Set PressureAllowable range of rupture Pressure %u00b10.015MPag %u00b15%below 0.3MPag 0.3MPag and overRupture disc of dome type (C)Single plate type (O)Composite type (C)Carved type or cutout type (S)Carved type or shearing type (S)Self-knife type (K)Exchanger type graphite rupture disc (R)Monoblock type graphite rupture disc (M)Cutout type rupture disc (S)Rupture discs produced depend on the manufacturers which are different than above.Rupture disc of inverted dome type(R)Rupture disc of flat type(F)Other type (X)Division inaccordance with structureDivision in accordance with nominal diameterDivision in accordance with nominal pressureNotation of typeRange of nominal diameter(mm)25 and belowDivision of nominal diameter I II III IV Vabove 25 & 50 and below above 50 & 80 and below above 80 & 100 and below above 100Range of rupture pressure(MPag)1 3 5 10 21 22 Division of nominal pressure1 and belowabove 1&3 and below above 3&5 and below above 5&10 and below above 10&21and below above 21RS II 3Structure Nominal Diameter Nominal pressureFDC BROCHURE | 10 | 11 |5. Performance Criteria of Products6. Classification and Notation of the KOSHA Certification Type