海立新12通经平衡阀
FD12KA10/20B00 FD12KA10/30B00 FD12KA10/40B00
FD12PA10/20B00 FD12PA10/30B00 FD12PA10/40B00
FD12FA10/20B00 FD12FA10/30B00 FD12FA10/40B00
FD12KB10/20B00 FD12KB10/30B00 FD12KB10/40B00
FD12PB10/20B00 FD12PB10/30B00 FD12PB10/40B00
FD12FB10/20B00 FD12FB10/30B00 FD12FB10/40B00
上海立新平衡阀 上海shlixin平衡阀 上海立新16通径平衡阀
FD16KA10/20B00 FD16KA10/30B00 FD16KA10/40B00
FD16PA10/20B00 FD16PA10/30B00 FD16PA10/40B00
FD16FA10/20B00 FD16FA10/30B00 FD16FA10/40B00
FD16KB10/20B00 FD16KB10/30B00 FD16KB10/40B00
FD16PB10/20B00 FD16PB10/30B00 FD16PB10/40B00
FD16FB10/20B00 FD16FB10/30B00 FD16FB10/40B00
上海立新平衡阀 上海立新shlixin平衡阀
FD25KA10/20B00 FD25KA10/30B00 FD25KA10/40B00
FD25PA10/20B00 FD25PA10/30B00 FD25PA10/40B00
FD25FA10/20B00 FD25FA10/30B00 FD25FA10/40B00
FD25KA10/20B03 FD25KA10/30B03 FD25KA10/40B03
FD25PA10/20B03 FD25PA10/30B03 FD25PA10/40B03
FD25FA10/20B03 FD25FA10/30B03 FD25FA10/40B03
上海立新平衡阀 上海立新32通径平衡阀
FD32KA10/20B00 FD32KA10/30B00 FD32KA10/40B00
FD32PA10/20B00 FD32PA10/30B00 FD32PA10/40B00
FD32FA10/20B00 FD32FA10/30B00 FD32FA10/40B00
FD32KA10/20B03 FD32KA10/30B03 FD32KA10/40B03
FD32PA10/20B03 FD32PA10/30B03 FD32PA10/40B03
FD32FA10/20B03 FD32FA10/30B03 FD32FA10/40B03
3DR10P4-L6X/5Y 3DR10P4-L6X/10Y
3DR10P4-L6X/20Y 3DR10P4-L6X/31.5Y
3DR10P5-L6X/5Y 3DR10P5-L6X/10Y
3DR10P5-L6X/20Y 3DR10P5-L6X/31.5Y
定值器处于工作状态时，转动手柄7，压下弹簧6并推动膜片8连同挡板5一同下移、挡板5与喷嘴4的间距缩小，气流阻力增加，使G室和D室的气压升高。膜片16在D室气压的作用下下移，将阀口2关闭，并向下推动主阀芯19，打开阀口，压缩空气经B室和H室由输出口输出。H室压力上升并反馈到膜片8上，当膜片8所受反馈作用力与弹簧力平衡时，定值器便输出一定压力的气体。