Brass Radiator Valve Work load: 30N Radiator Valve Normal pressure: 8bar Radiator Valve have CE and ISO9001-2000 certification Material: Brass,etc. Technics: Forged, Chromalized, Galvanized ... , ISO9001:2000, ISO14001:2004 Guarantee: 3 years We semlt the Brass Bars, make the Hot Forging, Machining and CNC Processing, Assembly ...