气动法兰伸缩蝶阀

概述：主要技术参数 公称通经DN（mm）50～2000公称药理PN（MPa）0.61.01.62.5密封试验（MPa）0.661.11.762.75强度试验（MPa）0.91.52.43.75适用温度碳钢：-29℃～425℃ 不锈钢：-40℃～650℃适用介质水、空气、天然气、油品及弱腐蚀性流体泄漏率符合GB/T13927-92标准驱动方式蜗轮传动、电动、气动、液动主要零部件材料 零件名称材料阀体WCB、合金钢、不锈钢、QT450-10蝶板WCB、合金钢、不锈钢、QT450-10阀轴2Cr13不锈钢、合金钢密封圈不锈钢圈填料柔性石墨执行标准 制造标准JB/T 8527-97法兰标准GB9113-2000结构长度标准GB12221-89检验标准GB/T 13927-92?主要连接尺寸: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）参考重量D343H（kg）LHDd343HDd643HDd943HPN1.6MPaPN2.5MPa毫米英寸短长H1A1B1H2A2B2H3A3B3DD1Z-dDD1Z-d502108150112350180200625245725302502551651254-181651254-18196521/2112170115370180200625245725302502551851454-181851458-1822803114180120380180200645245725652502552001608-182001608-18251004127190138420180200675355926002502552201808-182351908-22281255140200164460180200715355926402502552502108-182702208-26431506140210175555270280800355927053003152852408-223002508-2650200815223020076040042585025017077530031534029512-2236031016525024383040042592525017094530031540535512-26425372178270250895450560103545022010703003154604116-3013035014190290280950450560107045022011403003155204716-331884001621631030511905355801190450220121030031558052516-30620551822233035012555355801250650280133557571464058520-306706202293503801305535580129065028014155757147156520-36375600242673904451340570660145585038016056568108407720-39560700282924304801520750550158585038018446568109108424-4261080032318470530171075055017001250380204065681010259536330510580181075055018651250380225578586311251059004041055065019609007502015125038023807858631255117100484706307602250100092522501250380264078586314851392005653071085024351000925???2886??168515940064600790103027801000925???3156??193018260072670870123030201100980???3421??213020270080760950135032701100980???3685??23452230048-709100