Road vehicles . hydraulic braking systems . simple flare pipes , tapped holes , male fittings and hose end fittings 道路车辆.液压制动系统.简易喇叭管螺纹孔外螺纹接头和软管管端接头
Road vehicles . pneumatic braking systems . part 1 : pipes , male fittings and tapped holes with facial sealing surface 道路车辆.气动制动系统.第1部分:带平面密封面的管道外螺纹接头和螺纹孔
Road vehicles . pneumatic braking systems . part 2 : pipes , male fittings and tapped holes with conical sealing surface 道路车辆.气动制动系统.第1部分:带锥形密封面的管道外螺纹接头和螺纹孔
Measures to locate reference points , and drills and taps holes as needed to mount assemblies , components and parts , using hard tools and power tools 测量定位参考点位置,根据安装装配、组件和零件的所需进行钻孔和打洞。会使用机械工具和电力工具。
The tap hole gun mud made by our factory features high plasticity , fast drying and easy reopening and is now widely used in tap holes of large and medium blast furnaces at home 我厂生产的出铁口炮泥具有塑性高,干结快,再次开口容易等特点；目前广泛用于国内大中型高炉出铁口。
Additions of carbon for improved slag resistance . spinel formation improves hot strength , slag resistance and brick joint erosion . 3 repairing material for bof uses fused magnesia or sintered magnesia as the main raw material and after modifid pitch and special additives are added , it has the following characteristcs than other conventional converter pitch temperature , shorter sintering time , longer service life and less pollution . it is mainly used for repairing converter working face , also for tapping side , tapping hole and bottom 3 ，转炉大面补料是采用电熔镁砂或烧结镁砂为主要原料，通过加入改性沥青和特种添加剂使它和传统沥青补炉料相比具有高温附着性好烧结时间短流动性好使用寿命长污染小等特点，主要用于修补转炉迎钢面通常称“大面”也可以用于修补出钢侧，出钢口及炉底等部位。
