客户使用螺杆泵时会出现一些问题,其中一个重要的原因是选型不当所致。由于螺杆泵有许多种类型,各有适用的范围,但有些用户仅仅从排出压力、流量、转速和介质温度等这些性能参数出发,再考虑产品的价格来选用,而对各类螺杆泵的特点和使用范围不甚了解,这样选用产品的结果,使用时往往就会出现各种问题,以致误怪产品质量。此外选型时必须考虑泵的吸上性能(尤其是对于船用泵和码头用泵)和介质的粘度、润滑性是否含有杂质和腐蚀性等来确定选用泵的类型及泵的结构、材料等,还需要考虑泵进口处过滤器的滤网目数、出口处是否需要有片式过滤器等等,这些都会直接影响到产品运行的可靠性和产品寿使用命。
螺杆和螺杆衬套的材料选用
输送腐蚀性介质时有关零件材料应考虑腐蚀性,螺杆应采用不锈钢;输送含杂质的液体介质时必须开了螺杆旋套和螺杆衬套有足够的耐磨擦性,国外有采用表面涂层,提高表面硬度;输送燃油重
104m³,SNH1700R46K2W21整机点火螺杆泵
SNH卧式三螺杆泵型号(SNH卧式安装、SNS立式安装、SNF法兰式安装、SNE插装式安装)(R为右旋,L为左旋)
SNH40R38E6.7W21 SNH40R38U8W21 SNH40R38U12.1W21 SNH40R38UHJ92NW21 SNH40R38UM3NW21 SNH40R38K2W21
SNH40R46E6.7W21 SNH40R46U8W21 SNH40R46U12.1W21 SNH40R46UHJ92NW21 SNH40R46UM3NW21 SNH40R46K2W21
SNH40R54E6.7W21 SNH40R54U8W21 SNH40R54U12.1W21 SNH40R54UHJ92NW21 SNH40R54UM3NW21 SNH40R54K2W21
SNH80R36E6.7W21 SNH80R36U8W21 SNH80R36U12.1W21 SNH80R36UHJ92NW21 SNH80R36UM3NW21 SNH80R36K2W21
SNH80R42E6.7W21 SNH80R42U8W21 SNH80R42U12.1W21 SNH80R42UHJ92NW21 SNH80R42UM3NW21 SNH80R42K2W21
SNH80R46E6.7W21 SNH80R46U8W21 SNH80R46U12.1W21 SNH80R46UHJ92NW21 SNH80R46UM3NW21 SNH80R46K2W21
SNH80R54E6.7W21 SNH80R54U8W21 SNH80R54U12.1W21 SNH80R54UHJ92NW21 SNH80R54UM3NW21 SNH80R54K2W21
SNH120R42E6.7W21 SNH120R42U8W21 SNH120R42U12.1W21 SNH120R42UHJ92NW21 SNH120R42UM3NW21 SNH120R42K2W21
SNH120R46E6.7W21 SNH120R46U8W21 SNH120R46U12.1W21 SNH120R46UHJ92NW21 SNH120R46UM3NW21 SNH120R46K2W21
SNH120R54E6.7W21 SNH120R54U8W21 SNH120R54U12.1W21 SNH120R54UHJ92NW21 SNH120R54UM3NW21 SNH120R54K2W21
SNH210R40E6.7W21 SNH210R40U8W21 SNH210R40U12.1W21 SNH210R40UHJ92NW21 SNH210R40UM3NW21 SNH210R40K2W21
SNH210R46E6.7W21 SNH210R46U8W21 SNH210R46U12.1W21 SNH210R46UHJ92NW21 SNH210R46UM3NW21 SNH210R46K2W21
SNH210R54E6.7W21 SNH210R54U8W21 SNH210R54U12.1W21 SNH210R54UHJ92NW21 SNH210R54UM3NW21 SNH210R54K2W21
SNH280R43E6.7W21 SNH280R43U8W21 SNH280R43U12.1W21 SNH280R43UHJ92NW21 SNH280R43UM3NW21 SNH280R43K2W21
SNH280R46E6.7W21 SNH280R46U8W21 SNH280R46U12.1W21 SNH280R46UHJ92NW21 SNH280R46UM3NW21 SNH280R46K2W21
SNH280R54E6.7W21 SNH280R54U8W21 SNH280R54U12.1W21 SNH280R54UHJ92NW21 SNH280R54UM3NW21 SNH280R54K2W21
SNH440R40E6.7W21 SNH440R40U8W21 SNH440R40U12.1W21 SNH440R40UHJ92NW21 SNH440R40UM3NW21 SNH440R40K2W21
SNH440R42E6.7W21 SNH440R42U8W21 SNH440R42U12.1W21 SNH440R42UHJ92NW21 SNH440R42UM3NW21 SNH440R42K2W21
SNH440R46E6.7W21 SNH440R46U8W21 SNH440R46U12.1W21 SNH440R46UHJ92NW21 SNH440R46UM3NW21 SNH440R46K2W21
SNH440R54E6.7W21 SNH440R54U8W21 SNH440R54U12.1W21 SNH440R54UHJ92NW21 SNH440R54UM3NW21 SNH440R54K2W21
SNH660R40E6.7W21 SNH660R40U8W21 SNH660R40U12.1W21 SNH660R40UHJ92NW21 SNH660R40UM3NW21 SNH660R40K2W21
SNH660R44E6.7W21 SNH660R44U8W21 SNH660R44U12.1W21 SNH660R44UHJ92NW21 SNH660R44UM3NW21 SNH660R44K2W21
SNH660R46E6.7W21 SNH660R46U8W21 SNH660R46U12.1W21 SNH660R46UHJ92NW21 SNH660R46UM3NW21 SNH660R46K2W21
SNH660R51E6.7W21 SNH660R51U8W21 SNH660R51U12.1W21 SNH660R51UHJ92NW21 SNH660R51UM3NW21 SNH660R51K2W21
SNH660R54E6.7W21 SNH660R54U8W21 SNH660R54U12.1W21 SNH660R54UHJ92NW21 SNH660R54UM3NW21 SNH660R54K2W21
SNH940R42E6.7W21 SNH940R42U8W21 SNH940R42U12.1W21 SNH940R42UHJ92NW21 SNH940R42UM3NW21 SNH940R42K2W21
SNH940R46E6.7W21 SNH940R46U8W21 SNH940R46U12.1W21 SNH940R46UHJ92NW21 SNH940R46UM3NW21 SNH940R46K2W21
SNH940R50E6.7W21 SNH940R50U8W21 SNH940R50U12.1W21 SNH940R50UHJ92NW21 SNH940R50UM3NW21 SNH940R50K2W21
SNH940R54E6.7W21 SNH940R54U8W21 SNH940R54U12.1W21 SNH940R54UHJ92NW21 SNH940R54UM3NW21 SNH940R54K2W21
SNH1300R38E6.7W21 SNH1300R38U8W21 SNH1300R38U12.1W21 SNH1300R38UHJ92NW21 SNH1300R38UM3NW21 SNH1300R38K2W21
SNH1300R42E6.7W21 SNH1300R42U8W21 SNH1300R42U12.1W21 SNH1300R42UHJ92NW21 SNH1300R42UM3NW21 SNH1300R42K2W21
SNH1300R46E6.7W21 SNH1300R46U8W21 SNH1300R46U12.1W21 SNH1300R46UHJ92NW21 SNH1300R46UM3NW21 SNH1300R46K2W21
SNH1300R54E6.7W21 SNH1300R54U8W21 SNH1300R54U12.1W21 SNH1300R54UHJ92NW21 SNH1300R54UM3NW21 SNH1300R54K2W21
SNH1700R42E6.7W21 SNH1700R42U8W21 SNH1700R42U12.1W21 SNH1700R42UHJ92NW21 SNH1700R42UM3NW21 SNH1700R42K2W21
SNH1700R46E6.7W21 SNH1700R46U8W21 SNH1700R46U12.1W21 SNH1700R46UHJ92NW21 SNH1700R46UM3NW21 SNH1700R46K2W21
SNH2200R42E6.7W21 SNH2200R42U8W21 SNH2200R42U12.1W21 SNH2200R42UHJ92NW21 SNH2200R42UM3NW21 SNH2200R42K2W21
SNH2200R46E6.7W21 SNH2200R46U8W21 SNH2200R46U12.1W21 SNH2200R46UHJ92NW21 SNH2200R46UM3NW21 SNH2200R46K2W21
SNH2900R40E6.7W21 SNH2900R40U8W21 SNH2900R40U12.1W21 SNH2900R40UHJ92NW21 SNH2900R40UM3NW21 SNH2900R40K2W21
SNH2900R46E6.7W21 SNH2900R46U8W21 SNH2900R46U12.1W21 SNH2900R46UHJ92NW21 SNH2900R46UM3NW21 SNH2900R46K2W21
SNH3600R46E6.7W21 SNH3600R46U8W21 SNH3600R46U12.1W21 SNH3600R46UHJ92NW21 SNH3600R46UM3NW21 SNH3600R46K2W21
SNH5300R46E6.7W21 SNH5300R46U8W21 SNH5300R46U12.1W21 SNH5300R46UHJ92NW21 SNH5300R46UM3NW21 SNH5300R46K2W21
SNH40R38E6.7W23 SNH40R38U8W23 SNH40R38U12.1W23 SNH40R38UHJ92NW23 SNH40R38UM3NW23 SNH40R38K2W23
SNH40R46E6.7W23 SNH40R46U8W23 SNH40R46U12.1W23 SNH40R46UHJ92NW23 SNH40R46UM3NW23 SNH40R46K2W23
SNH40R54E6.7W23 SNH40R54U8W23 SNH40R54U12.1W23 SNH40R54UHJ92NW23 SNH40R54UM3NW23 SNH40R54K2W23
SNH80R36E6.7W23 SNH80R36U8W23 SNH80R36U12.1W23 SNH80R36UHJ92NW23 SNH80R36UM3NW23 SNH80R36K2W23
SNH80R42E6.7W23 SNH80R42U8W23 SNH80R42U12.1W23 SNH80R42UHJ92NW23 SNH80R42UM3NW23 SNH80R42K2W23
SNH80R46E6.7W23 SNH80R46U8W23 SNH80R46U12.1W23 SNH80R46UHJ92NW23 SNH80R46UM3NW23 SNH80R46K2W23
SNH80R54E6.7W23 SNH80R54U8W23 SNH80R54U12.1W23 SNH80R54UHJ92NW23 SNH80R54UM3NW23 SNH80R54K2W23
SNH120R42E6.7W23 SNH120R42U8W23 SNH120R42U12.1W23 SNH120R42UHJ92NW23 SNH120R42UM3NW23 SNH120R42K2W23
SNH120R46E6.7W23 SNH120R46U8W23 SNH120R46U12.1W23 SNH120R46UHJ92NW23 SNH120R46UM3NW23 SNH120R46K2W23
SNH120R54E6.7W23 SNH120R54U8W23 SNH120R54U12.1W23 SNH120R54UHJ92NW23 SNH120R54UM3NW23 SNH120R54K2W23
SNH210R40E6.7W23 SNH210R40U8W23 SNH210R40U12.1W23 SNH210R40UHJ92NW23 SNH210R40UM3NW23 SNH210R40K2W23
SNH210R46E6.7W23 SNH210R46U8W23 SNH210R46U12.1W23 SNH210R46UHJ92NW23 SNH210R46UM3NW23 SNH210R46K2W23
SNH210R54E6.7W23 SNH210R54U8W23 SNH210R54U12.1W23 SNH210R54UHJ92NW23 SNH210R54UM3NW23 SNH210R54K2W23
SNH280R43E6.7W23 SNH280R43U8W23 SNH280R43U12.1W23 SNH280R43UHJ92NW23 SNH280R43UM3NW23 SNH280R43K2W23
SNH280R46E6.7W23 SNH280R46U8W23 SNH280R46U12.1W23 SNH280R46UHJ92NW23 SNH280R46UM3NW23 SNH280R46K2W23
SNH280R54E6.7W23 SNH280R54U8W23 SNH280R54U12.1W23 SNH280R54UHJ92NW23 SNH280R54UM3NW23 SNH280R54K2W23
SNH440R40E6.7W23 SNH440R40U8W23 SNH440R40U12.1W23 SNH440R40UHJ92NW23 SNH440R40UM3NW23 SNH440R40K2W23
SNH440R42E6.7W23 SNH440R42U8W23 SNH440R42U12.1W23 SNH440R42UHJ92NW23 SNH440R42UM3NW23 SNH440R42K2W23
SNH440R46E6.7W23 SNH440R46U8W23 SNH440R46U12.1W23 SNH440R46UHJ92NW23 SNH440R46UM3NW23 SNH440R46K2W23
SNH440R54E6.7W23 SNH440R54U8W23 SNH440R54U12.1W23 SNH440R54UHJ92NW23 SNH440R54UM3NW23 SNH440R54K2W23
SNH660R40E6.7W23 SNH660R40U8W23 SNH660R40U12.1W23 SNH660R40UHJ92NW23 SNH660R40UM3NW23 SNH660R40K2W23
SNH660R44E6.7W23 SNH660R44U8W23 SNH660R44U12.1W23 SNH660R44UHJ92NW23 SNH660R44UM3NW23 SNH660R44K2W23
SNH660R46E6.7W23 SNH660R46U8W23 SNH660R46U12.1W23 SNH660R46UHJ92NW23 SNH660R46UM3NW23 SNH660R46K2W23
SNH660R51E6.7W23 SNH660R51U8W23 SNH660R51U12.1W23 SNH660R51UHJ92NW23 SNH660R51UM3NW23 SNH660R51K2W23
SNH660R54E6.7W23 SNH660R54U8W23 SNH660R54U12.1W23 SNH660R54UHJ92NW23 SNH660R54UM3NW23 SNH660R54K2W23
SNH940R42E6.7W23 SNH940R42U8W23 SNH940R42U12.1W23 SNH940R42UHJ92NW23 SNH940R42UM3NW23 SNH940R42K2W23
SNH940R46E6.7W23 SNH940R46U8W23 SNH940R46U12.1W23 SNH940R46UHJ92NW23 SNH940R46UM3NW23 SNH940R46K2W23
SNH940R50E6.7W23 SNH940R50U8W23 SNH940R50U12.1W23 SNH940R50UHJ92NW23 SNH940R50UM3NW23 SNH940R50K2W23
SNH940R54E6.7W23 SNH940R54U8W23 SNH940R54U12.1W23 SNH940R54UHJ92NW23 SNH940R54UM3NW23 SNH940R54K2W23
SNH1300R38E6.7W23 SNH1300R38U8W23 SNH1300R38U12.1W23 SNH1300R38UHJ92NW23 SNH1300R38UM3NW23 SNH1300R38K2W23
SNH1300R42E6.7W23 SNH1300R42U8W23 SNH1300R42U12.1W23 SNH1300R42UHJ92NW23 SNH1300R42UM3NW23 SNH1300R42K2W23
SNH1300R46E6.7W23 SNH1300R46U8W23 SNH1300R46U12.1W23 SNH1300R46UHJ92NW23 SNH1300R46UM3NW23 SNH1300R46K2W23
SNH1300R54E6.7W23 SNH1300R54U8W23 SNH1300R54U12.1W23 SNH1300R54UHJ92NW23 SNH1300R54UM3NW23 SNH1300R54K2W23
SNH1700R42E6.7W23 SNH1700R42U8W23 SNH1700R42U12.1W23 SNH1700R42UHJ92NW23 SNH1700R42UM3NW23 SNH1700R42K2W23
SNH1700R46E6.7W23 SNH1700R46U8W23 SNH1700R46U12.1W23 SNH1700R46UHJ92NW23 SNH1700R46UM3NW23 SNH1700R46K2W23
SNH2200R42E6.7W23 SNH2200R42U8W23 SNH2200R42U12.1W23 SNH2200R42UHJ92NW23 SNH2200R42UM3NW23 SNH2200R42K2W23
SNH2200R46E6.7W23 SNH2200R46U8W23 SNH2200R46U12.1W23 SNH2200R46UHJ92NW23 SNH2200R46UM3NW23 SNH2200R46K2W23
SNH2900R40E6.7W23 SNH2900R40U8W23 SNH2900R40U12.1W23 SNH2900R40UHJ92NW23 SNH2900R40UM3NW23 SNH2900R40K2W23
SNH2900R46E6.7W23 SNH2900R46U8W23 SNH2900R46U12.1W23 SNH2900R46UHJ92NW23 SNH2900R46UM3NW23 SNH2900R46K2W23
SNH3600R46E6.7W23 SNH3600R46U8W23 SNH3600R46U12.1W23 SNH3600R46UHJ92NW23 SNH3600R46UM3NW23 SNH3600R46K2W23
SNH5300R46E6.7W23 SNH5300R46U8W23 SNH5300R46U12.1W23 SNH5300R46UHJ92NW23 SNH5300R46UM3NW23 SNH5300R46K2W23
104m³,SNH1700R46K2W21整机点火螺杆泵