Time Mark FIGURE 245

BSPT延展性六角螺纹接头配件高度耐用且耐热，非常适合在空调、设备工程、气体管理和润滑剂管道中使用。### 注可通过线性内插达到温度在 120°C 和 300°C 之间的额定中间压力；热浸电镀配件不应在 -10°C 以下使用。### 标准bs143/1256,iso49,BS21,iso7/1,bs729### Malleable Fittings - Nipples### Malleable Fittings – NipplesGeorge Fischer malleable iron pipe fittings are to BS143/1256, ISO49 and threads (taper male and parallel female) are to BS21, ISO7/1. The fittings are available self-colour (black) or hot dip galvanised finish to BS729 for increased corrosion resistance. Pressure rating is 25 bar at service temperature -25°C to +120°C and 20 bar at 120°C to 300°C.,Crane Fluid Systems straight pipe fittings are available self-colour (black) or galvanised finish, with taper internal and external pipe threads to BS21 and ISO7 for pressure-tight joints. They can be used with BS1387 steel tube for air, gas, steam and water services. Pressure rating is 25 bar at service temperature -20°C to +120°C and 20 bar at 120°C to 300°C.