手动刀形闸阀 PZ73H/X/F 主要零部件材质 Key parts material | 阀体、上盖Valve body, upper cap | 碳钢、不锈钢Carbon steel, stainless steel | | 阀板Valve plate | 不锈钢stainless steel | | 阀杆Stem | 不锈钢stainless steel | | 密封圈Seal ring | 橡胶、四氟、不锈钢、硬质合金Rubber, PTFE, stainless steel,hard alloy | 主要性能规范 Key performance indicators | 公称压力Nominal pressure | PN | | 壳体试验Casing test | 1.5XPN | | 密封试验Leak test | 1.1XPN | | 工作温度Operating temperature | 橡胶≤80℃ 四氟密封≤180℃ 硬密封≤425℃Rubber 80℃, PTFE≤180℃, hard sealing ≤425℃ | | 适用介质Working medium | 糖浆、纸浆、污水、煤浆、灰、渣水混合物Syrup, paper pulp, sewage, coal slurry, dust, slag-water mix |
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