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T40H型给水回转式调节阀又名: 调节阀,回转式调节阀,给水回转式调节阀T40H型给水回转式调节阀安装在油、水等管路上,通过转动圆筒形阀瓣来改变阀瓣与阀座所形成的窗口面积的大小,从而实现调节流量的目的。调节阀的启闭角度为60。,由安装在调节阀上方的开度指示板来指示。介质温度：0～170℃。 一、给水回转式调节阀主要零件材料 零件名称 阀体 阀盖 阀座、阀瓣、阀杆 主要材料 灰铸铁、铸钢 灰铸铁、铸钢 不锈钢 二、给水回转式调节阀主要外形尺寸法兰尺寸按JB／T79—94标准 公称压力尺 寸mm MPaDN20253240506580100125150200250300 L160180200220250280310350400450500650800 L1140150180200230240270300350380440500650 1 6H0230230250250290300325330450 H190100107113120125140150190205270270330 L160180200220250280310350400450500650800 L1150160180210245260290320370410480540700 2 5H0230240250280290300325330450 H190100100120120130150150190205270270335 L0270300330380450500550650800 L1150160190210245270300330380420500560720 4 0H0230240250290300310335350470 H190100110113120130150170190210220290360 L0270300330380450500550650800 L1160170200230260290320350400440530600760 6 4H5250250260300310320340360480 H110011011013535140160180200220230300370 L5380400450 L11802002803804700414 10 0H0280360 H1105115130190190250 三、T40H型给水回转式调节阀JB标准法兰主要连接尺寸 公称通径DN连接尺寸 PN1.6MPaPN2.5MPaPN4.0MPa DKn-ΦdCDKn-ΦdCDKn-ΦdC 1595654---144016 20105754--4-145116 25115854--4-145816 321351004-04-04-186618 401451104-04-04-187618 501601254-254-254-188820 651801454-458-458-1811022 801951608-608-608-1812122 1002151808-908-23160242301908-2315024 1252452108-208-25188202702208-2517628 1502802408-23210243002508-25218303002508-2520430 20033529512-232652636031012-252783437532012-3026038 25040535512-253203042537012-303323644538512-3431342 30046041012-253753048543016-303904051045016-3436446 35052047016-254353455049016-344484457051016-3442252 40058052516-304853661055016-345054858558516-4147458 50070565020-346084473066020-416105267067020-4857662
