【性能参数】适用介质适用温度(℃)材料阀体、阀盖阀座、闸板及密封圈阀杆填料气缸水、蒸汽、油品等≤350碳素钢堆焊铁基合金铬不锈钢柔性石墨无缝钢管气动闸阀 1.6MPa 主要连接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm180180200200200240240280320360360400450500500600720720720气动闸阀 2.5MPa 主要连接尺寸尺寸DN1520253240506580100125150200250300350400450500600Lmm130150160180200250265280300325350400450500550600650700800Hmm1751802102103503583734355006146748181225141516301780205021812599Wmm180180200200200240240280320360360400450500