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R型热水循环泵适用于冶金、电站、塑料、橡胶、纺织、化工、木材与造纸等部门，输送250℃或230℃以下不含颗粒的高压热水。性能范围：流量Q 7.2-450（m3/h）扬程H 20-80 （m）型号意义：例 150RⅡ-56A150-泵吸入口直径（mm）R-热水循环泵Ⅱ-泵过流部分材质为Ⅱ类-碳素钢（材质为I类不标）I类为球墨铸铁56-扬程（m）A- 叶轮外径第一次切割泵 型 号流量 Q扬程H( 米 )转速n转 / 分效率η(%)功 率 N汽蚀余量△ h( 米 )米 3 / 时升 / 秒轴功率电机功率，
型热水循环泵系单级单吸和两级单吸悬臂式离心泵，适用于冶金、电站，化工等部门，用于输送250℃以下不含固体颗粒的高压热水之用。被输送热水最高温度为250℃，泵最高进口压力为5MPa；当热水温度不高于250℃，泵进口压力不应大于3MPa。

参数范围
流量：14.4~416m³/s
扬程：34~80m

型号说明
100R－37A
100－表示进口直径为100mm
R－表示热水循环泵
37－表示泵设计扬程为37m
A－表示叶轮外径改变

结构型式
泵为单级单吸和两级单吸悬臂式，用浮动环密封，轴承为滚动轴承和球轴承，采用稀油润滑。

旋转方向
从电机端看，泵为逆时针方向旋转。

主要零件材质
按不同的压力，主要零部件的材质有：Ⅰ类：QT500-7；Ⅱ类：ZG230-450；Ⅲ类：ZG3Cr13。

成套范围
成套供应泵、电机、联轴器、底座。

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