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Valva Globi Sigilli Follis
Valva globosa sigillo folliculari, in chalybe fuso, chalybe inoxidabili et chalybe mixto, ad vaporem altae temperaturae.
Valva globosa formae rectae (formae T), valva globosa formae anguli, valva globosa formae obliquae (typus Y)
Designatio et fabricator DIN3356/EN13709
DN15-DN400, PN10/16/25/40
In chalybe fuso (1.0619), chalybe inoxidabili (1.4308, 1.4408), chalybe mixto et chalybe inoxidabili duplex
NORTECHis unus ex praecipuis SinisValva Globi Sigilli Follis Fabricator et Provisor.
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Valva Portae Sigilli Follis
Valva portae sigillatae follis, in chalybe fuso, chalybe inoxidabili et chalybe mixto, ad vaporem altae temperaturae.
2″-24″, caulis ascendens, caulis non rotans
Nexus extremus RF, BW, RTJ
Classis pressionis 150/300/600/900/1500
Norma designandi API600
Facie ad faciem ANSI B 16.10
NORTECHis unus ex praecipuis SinisValva Portae Sigilli FollisFabricator et Provisor.
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