外部先导角座阀,溢流口与滑块间有自调节密封压盖,阀体角座结构可实现较大流量,特别是与普通截止阀相比时气动防水锤角座阀主要外形尺寸：接口C.фD内孔（mm）执行机构尺寸（mm）ABCEFHA/FG1/2G3/4G1G1-1/4G1-1/2G2G2-1/2132025324050655050638010012512585951051201301501851731782122553013463721212141618202264648010112715315344445260738686137145173210260301315273241505570)