22BH-B6H-T,上海型换向阀
K23JD-15 截止阀
SV2074-D24-20，SV2074-A38-20，无锡油研，
QP3A0100A05,QP3A0100A010,QP3A0100A015,QP3A0100A020,QP3A0100A025,QP3A0100A030,QP3A0100A035,
3A110-06 RC1/8 气控阀
34EY-B10H-T 电磁换向阀