电动加长杆蝶阀D943H-16C公称通径DN（mm）50～2000公称压力PN（MPa）0.61.01.62.54.0试验压力强度试验0.91.52.43.756.0密封试验0.661.11.762.754.4气密封试验0.60.60.60.60.6适用介质水、蒸气、油品、酸类腐蚀性等。适用温度碳钢:-29℃～425℃不锈钢-40℃～600℃加长杆蝶阀主要零件材料：零件名称材料阀体铸铁、铸钢、不锈钢蝶板铸钢、不锈钢密封圈不锈钢、聚内脂、抗磨材料阀杆2Cr13、1Cr13不锈钢填料柔性石墨注：法兰标准：GB/T9113.1-2000GB/T9113.2-2000GB/T911.5.1-2000GB/T9115.2-2000用户注意:表中H1、H2、H3尺寸均可根据用户需要加长，本产品一般按短系列,若需长系列或特殊材料定货时提出。加长杆蝶阀规格尺寸：通径结构长度（标准值）外形尺寸（参考值）连接尺寸(标准值)LHDt343HDt643HDt943HPN4.0MPa毫米短长H1A1B1H2A2B2H3A3B3DD1Z-d501081501123501802005302502551651254-1865112170115370180200625355925502502551851458-1880114180120380180200625355925652502552001608-18100127190138420180200645355926002502552351908-221251402001644601802006755501386402502552702208-261501402101755552702807155501387053003153002508-2620015223020860527028080055013877530031537532012-3025016525024368027028085055013894530031545038512-33300178270283800380420925450220107030031551545016-333501902903108303804201035450220114030031558051016-364002163103409154504701070650280121030031566058516-394502223303809604804901190650280133557571468561020-39500202293504101020480490141557571475567020-42)