(3)止推填料。止推填料由填料环或由装在阀盖和阀杆台肩间的垫圈组成，阀杆可以相对填料环作自由的轴向移动。起始的阀杆密封可由辅助轴封如活缩填料来提供，也可由弹簧来提供，该弹簧迫使阀杆台肩顶住止推填料，尔后的介质压力就可迫使阀杆台肩更紧密地与填料接触。(3)止推填料。止推填料由填料环或由装在阀盖和阀杆台肩间的垫圈组成，阀杆可以相对填料环作自由的轴向移动。起始的阀杆密封可由辅助轴封如活缩填料来提供，也可由弹簧来提供，该弹簧迫使阀杆台肩顶住止推填料，尔后的介质压力就可迫使阀杆台肩更紧密地与填料接触。

台湾CHIAWANG电磁阀中座 电液换向阀 电磁阀底座

DS-3C2-06G DS-3C4-06G DS-3C2-04G DS-3C4-04G DS-3C10-04G-30 

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DS-3C11-06G DS-3C12-06G DS-3C10-06G DS-3C60-06G DS-3C60-04G

台湾CHIAWANG叠加阀(叠加式溢流阀)

MRV-03-P1-20 MRV-02-P1-20 MRV-03-P3-20 MRV-02-P3-20

MRV-03-A1-20 MRV-02-A1-20 MRV-03-A3-20 MRV-02-A3-20

MRV-03-B1-20 MRV-02-B1-20 MRV-03-B3-20 MRV-02-B3-20

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台湾CHIAWANG电磁溢流阀

SRV-03G-3-D2-30-50 SRV-06G-3-D2-30-50 SRV-10G-3-D2-30-50

SRV-03G-2-D2-30-50 SRV-06G-2-D2-30-50 SRV-10G-2-D2-30-50

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SRV-03G-1-A1-30-50 SRV-06G-1-A1-20-50 SRV-10G-1-A1-20-50

DBW-06G-3-D2-30 DBW-06G-2-D2-30 DBW-06G-1-D2-30

DBW-03G-3-D2-30 DBW-03G-2-D2-30 DBW-03G-1-D2-30

DBW-10G-3-D2-30 DBW-10G-2-D2-30 DBW-10G-1-D2-30