电动放料阀主要技术参数压力工作温度适用介质公称压力1.6上密封试验≤175℃水、颗粒、油品等壳体试验2.4高压密封试验主要零件材料阀体阀瓣、密封圈、阀杆螺母壳体试验不锈钢铜主要外形尺寸（法兰尺寸按JB79PN1.6MPa）口径上展式下展式DD3HD0DD3HD0251151152701601151352251603213513528516013514530016040145145355180145160340180501601603701801601803451806518018046522018019542522080195195480250195215445250100215215590280215260535280125245245730300245280585300150280280775320280330665320)