电动通风蝶阀采用钢板焊接制造，具有结构尺寸短，重量轻，安装方便等特点。该阀驱动力矩小，启闭灵活，操作方便。阀体上设置油密封挡圈，密封副之间无可见间隙，泄漏率小。蝶板与阀体间的膨胀间隙大，能有效防止因热涨冷缩造成的卡死现象。本阀可配备多种驱动装置，如手动装置、蜗轮传动装置、气动装置、电动装置。通风蝶阀广泛用于治金、师化、电力、建材、矿山等工业管线，对介质气体气控制或调节作用。

  主要参数公称压力(MPa)0.05MPa介质温度-30℃～-350℃

  强度试验0.1MPa适用介质冷热风、烟气

  介质流速25m/s泄漏率3%

  主要零件材料零件名称阀体阀板阀轴

  材料碳钢碳钢碳钢、不锈钢

  TD941W电动通风蝶阀主要外形连接尺寸DNDD1LL1L2 n-Фdb

  3004053701207162208210

  3504554201407862408410

  40050547014092427012810

  45057053016099929512810

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  1700184017902802340103028-2216

  1800194018903002440109628-2216

  1900204019903002540114632-2216

  2000215020903202640119632-2616

  2200236023003403252129636-2616

  2400256025003603452139636-2618

  2600276027003803652149640-2618

  2800296029004003852159640-2618

  3000319031104003896169844-3018

  3200339033104404110179844-3020

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  3600379037104804636199848-3020

  3800400039104804886209852-3022

  4000421041205205160221052-3022