减压阀:Y45H/Y-64.Y45H/Y-100杠杆式蒸汽减压阀
减压阀:Y45H/Y-64.Y45H/Y-100杠杆式蒸汽减压阀
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Y45H/Y杠杆式蒸汽减压阀结构特点
本系列减压阀主要由阀体、阀座、阀瓣等零件组成,采用双阀座、双锥体阀瓣的结构。采用压力平衡式阀瓣、升降调节。其调节机构采用扛杆式,可配用DKJ型或其它型角行程电动执行器,实现遥控和自动控制。
杠杆式蒸汽减压阀的减压比用到0.6较为合适。
杠杆式蒸汽减压阀主要用于蒸汽管路,调节压力。广泛应用在热电联产、轻纺、印染、石化、制糖等行业。
杠杆式蒸汽减压阀主要技术参数和性能指标
公称压力(Mpa)1.62.54.06.410.016.0壳体试验压力(Mpa)2.43.756.09.615.024密封试验压力(Mpa)1.762.754.47.0411.017.6*高进口压力(Mpa)1.62.54.06.410.016.0出口压力范围(Mpa)*佳减压比0.6渗漏量0.5%QMax温量-压力等级ANSI B16.34
杠杆式蒸汽减压阀主要零件材料
零件名称 零件材料阀体 阀盖 底盖WCB阀座304阀瓣2Cr13阀杆2Cr13垫片柔性石墨/1Cr18Ni9导向套2Cr13填料柔性石墨螺栓35CrMoA螺母45
杠杆式蒸汽减压阀流量系数(Cv)
DN506580100125150200250300350400500Cv20255060701101502304205407101020
杠杆式蒸汽减压阀外形尺寸(PN1.6-4.0)单位:mm
公称通径DN外 形 尺 寸LL1HHll50300150520190565653401705402056508038019055021565010040021558024080012543022562027580015045023065032080020050026079034080025055028585037080030075039594046090035085044599053090040095055011206601000500113068016608001000
杠杆式蒸汽减压阀外形尺寸(PN6.4-16.0)
公称通径DN外 形 尺 寸LL1HHll50300150520200565653401705402156508038019055022565010040021558025080012543022562028580015045023065033080020050026079035580025055028585039080030075039594048090035085044599055090040095055011207001000500113068016608201000
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