电动加长杆蝶阀D941X/H/Y:公称通径结构长度(标准值)外形尺寸(参考值)连接尺寸(标准值)HDt373HDt673HDt973HPN40MPa毫米英寸LH1A1B1H2A2B2H3A3B3D1Z-d502431123501802006252501705302502551254-146521/2461153702702806252501705302502551458-18803491203802702806452501705652502551608-181004561384202702806752501706002502551908-221255641644603804207154502206402502552208-261506701755553804208004502207053003152508-2620087120860545047085045022077530031532012-30250107624368045047092545028094530031538512-3330012832838254504701035650280107030031545016-3335014923109004804901070650280114030031551016-36400161023409804804901190650280121030031558516-39450181143801030640660133557571461020-39500201274101105640660141557571467020-42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(长杆蝶阀)，若需特殊材料定货时提出。■主要技术参数公称通径DN(mm)50～1200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℃～600℃不锈钢-40℃～600℃■主要零件的材质零件名称材料阀体铸铁、铸钢、不锈钢、铬钼钢、合金钢蝶板铸钢、合金钢(镀硬铬)、不锈钢、铬钼钢密封圈不锈钢、聚内脂、抗磨材料阀杆2Cr13、1Cr13不锈钢、铬钼钢填料柔性石墨)