carbon steel designed acc. to DIN EN ISO 8434-1. Pressure-series L (light) and S (heavy). The components are: Basic component (body), connecting nut and VOSSRingM-cutting ring (double edge). Metallic [...] Nominal pressure PN1 Nominal pressure PN1Tube O.D. mm L Series Tube O.D. mm S Series 6, 8, 10 500 6, 8, 10 800 12, 15, 18 400 12, 14, 16 630 22, 28, 35, 42 250 20, 25, 30, 38 420 Notes 1 [...] 03.0/15 – English”. Drawings - Cutting ring 1S and VOSSRingM (MSR4) L/S6, L18, L42, S16, S38 - Tube couplings - Test reports of fire resistance tests issued by Dr. Bäumer test laboratory - IMA Dresden