空调水系统分类: 按水压特性划分,可分为开式系统和闭式系统。 按冷、热水管道方式划分,可分为二管制系统、三管制系统和四管制系统。 按各末端设备的水流程划分,可分为同程式和异程式系统。 按水量特性划分,可分为定水量系统和变水量系统。 按水的性质划分,可分为冷冻水系统、冷却水系统和热水系统。 1.开式系统
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筛孔尺寸:2.00mm 标准目数:10目;
筛孔尺寸:1.70mm 标准目数:12目;
筛孔尺寸:1.40mm 标准目数:14目;
筛孔尺寸:1.18mm 标准目数:16目;
筛孔尺寸:1.00mm 标准目数:18目;
筛孔尺寸:0.710mm标准目数:25目;
筛孔尺寸:0.600mm标准目数:30目;
筛孔尺寸:0.500mm标准目数:35目;
筛孔尺寸:0.425mm标准目数:40目;
筛孔尺寸:0.355mm标准目数:45目;
筛孔尺寸:0.300mm标准目数:50目;
筛孔尺寸:0.250mm标准目数:60目。
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