YD43HYD43H先导式超大膜片高灵敏度减压阀

YD11HYDT11H加大薄膜型高灵敏度减压阀

　Y416X型　Y416X型直接作用弹簧薄膜式减压阀

Y44HY44H直接作用波纹管减压阀

YG13HYG13H内螺纹连接高灵敏度蒸汽减压阀

YG43HYG43H高灵敏度蒸汽减压阀

Y42X减压阀属于直接作用式薄膜弹簧减压阀

YZ11XYZ11X直接作用薄膜式减压阀

YK43HYK43H气体减压阀

Y45HY45H杠杆式减压阀

Y43XY43X比例式减压阀

Y43HY43H蒸气减压阀