按用途和作用、主要参数、压力、介质工作温度、特殊用途（即特殊、专用阀）、驱动能源、结构等方式进行了分类，其中***常用的分类法是按结构将调节阀分为九个大类，6种为直行程，3种为角行程。
FW-03-2B3B-D24-50 FW-03-2B4B-D24-50 FW-03-2B9B-D24-50 FW-03-2B11B-D24-50
FW-03-2B12B-D24-50 FW-03-2B2BL-D24-50 FW-03-2B3BL-D24-50 FW-03-2B2L-D24-50
FW-03-2B3L-A110-50 FW-03-2B8L-A110-50 FW-03-2B11BL-A110-50 FW-03-2B12BL-A110-50
HOYEA电磁阀 华液电磁阀
FW-03-2B3L-D24-50 FW-03-2B8L-D24-50 FW-03-2B11BL-D24-50 FW-03-2B12BL-D24-50
FW-03-3C2-D12-50 FW-03-3C3-D12-50 FW-03-3***-D12-50 FW-03-3C5-D12-50
FW-03-3C6-D12-50 FW-03-3C7-D12-50 FW-03-3C8-D12-50 FW-03-3C9-D12-50
FW-03-3C10-D12-50 FW-03-3C11-D12-50 FW-03-3C12-D12-50 FW-03-3C25-D12-50
FW-02-3C2-A110-50 FW-02-3C3-A110-50 FW-02-3***-A110-50 FW-02-3C5-A110-50
FW-02-3C6-A110-50 FW-02-3C7-A110-50 FW-02-3C8-A110-50 FW-02-3C9-A110-50
FW-02-3C10-A110-50 FW-02-3C11-A110-50 FW-02-3C12-A110-50 FW-02-3C25-A110-50
HOYEA电磁阀 华液电磁阀
FW-02-2B2-A110-50 FW-02-2B3-A110-50 FW-02-2B8-A110-50 FW-02-2B2B-A110-50
FW-02-2B3B-A110-50 FW-02-2B4B-A110-50 FW-02-2B9B-A110-50 FW-02-2B11B-A110-50
FW-02-2B12B-A110-50 FW-02-2B2BL-A110-50 FW-02-2B3BL-A110-50 FW-02-2B2L-A110-50