跨界集团专业消防116-bf-300m
fire detection system--consilium sg-3427graviner -oil mist detector mk7王工138164连上23674mk7 oil mist detecite control unitmd-9m oil mist detector  oil mist detector--md-sx controlleroptical smoke/heat detector进口ns-aohs感烟感温探测器type(型号)：ns-aohsconsilium part no.: n11242visatron vn215/93 oil mist detectormd-sx oil mist sensor graviner omd mk5
螺旋喷头   k系数 54.9 材质：铜或316ss 螺纹：外螺纹npt1/2"螺旋喷头   k系数24.2 材质：铜或316ss 螺纹：外螺纹npt1/2"偏转扇形喷头 扇形喷头  流量54.9  材质：铜或316ss   螺纹：外螺纹npt1/2"md-9m oil mist detector graviner mk6 oil mist detectorgraviner mark 5-oil mist detector  visatron vn215/87tc-10