ANSI/HI 4.1-4.6提供了有关无密封、磁力驱动旋转泵的基本教育概述、与为特定工业用途选择合适泵有关的设计和应用注意事项、安装/操作/维护程序，以及可在泵上进行的不同类型的测试。本标准涉及以下类型的旋转泵:紧密耦合、叶片式单独耦合、内部齿轮单独耦合、螺杆式

ANSI/HI 4.1-4.6 offers a basic educational overview on sealless, magnetically driven rotary pumps, design and application considerations related to the selection of the right pump for a specific industry use, installation/ operation/maintenance procedures as well as different types of tests that can be conducted on pumps. The standard addresses the following types of rotary pumps:Close-coupled, vane typeSeparately coupled, internal gearSeparately coupled, screw-type