DK941X电动法兰真空蝶阀适用于无腐蚀的饱和水蒸汽低真空管路上，作为闭路设备。该系列阀门密封型蝶阀，蝶阀两端轴封处用0.25MPa的压力密封，确保轴封处不泄漏。DK941X电动法兰真空蝶阀主要参数型号Ds9D41X-2.5CDs9D41XF-2.5C公称压力（MPa）0.250.25试验压力（MPa）强度试验0.40.4密封试验0.2750.275工作压力（MPa）0.250.25适用介质无腐蚀饱和水蒸气适用温度℃≤120≤200真空浅漏率≤6.67×10-2PaM3S-1法兰连接尺寸标准GB2555～2556-81压力试验标准GB/T13927-92DK941X电动法兰真空蝶阀主要零件材料零件名称阀体、蝶板阀轴、密封座蝶板密封圈材料Q235-A、F钢板2Cr13、1Cr18Ni9Ti三元已丙橡胶、氟橡胶DK941X电动法兰真空蝶阀主要外形连接尺寸DNDD1D2Ln-dbfABH100011701120108030528-304255909802230120013751320128038132-304455909802476140015751520148038136-3046563011172793160017901730169045740-3048563011172850180019901930189045744-3050585014803187200021902130209054048-3052585014803310220024052340229559052-3356685015543915240026052540249565056-3360685015544187260028052740269570060-33646153314354409280030302960291076064-36666158518374760300032303160311081068-36706158518375008)