Spiral Duct Sales Hotline:0757-8679-7137

    The type and application of spiral duct

    • Hits: 1228

    China Unicom is mainly used for air circulation pipe between the two places, played the role of ventilation. Currently on the market is the most widely used spiral duct. 

    The spiral duct market is generally divided into three categories according to the material: galvanized spiral duct, stainless steel spiral duct and composite spiral duct. Among them, the stainless steel duct best quality, applicability, but the price is high. Currently the most widely circulating on the market spiral duct galvanized sheet. Spiral duct galvanized sheet, stainless steel spiral duct basic features, but the price is relatively only two-thirds of the stainless steel duct or even lower. Composite spiral duct generally used in the external environment than ordinary, not too high for duct places. 

    Spiral duct scope is very extensive. Return air duct cleaning system, central air conditioning and ventilation pipes, industrial supply and exhaust ventilation pipes, exhaust pipes suck environmental systems, mine gas drainage pipe, duct and other mine rubberized cloth. 

    Spiral duct ventilation because first used to send cold air duct so classified category. It is set according to their use of the name, but it can be used in other places, even for drainage, drain liquid or as a container, which can not call it the duct. By naming structure shall call it the spiral seam bite tube, made of metal as the main helical biting and call it a metal tube seam. If the material is classified by name, probably could have these names: zinc (iron) coil, stainless steel coil, aluminum coil, or in order to distinguish it from the existing stainless steel pipe, stainless steel tube can call it thin, because it is available in 0.3 mm or thinner tape roll is made of stainless steel.

    QQ
    WEIXIN
    ">
    WEIXIN
    0757-86797137
    ">
    TEL
    主站蜘蛛池模板: 一区二区三区在线看| 精品国产天堂综合一区在线| 色偷偷久久一区二区三区| 熟妇人妻AV无码一区二区三区| 亚欧在线精品免费观看一区| 精品一区二区三区在线播放| 国产成人精品一区二区秒拍| 暖暖免费高清日本一区二区三区| 爆乳熟妇一区二区三区| 亚洲第一区香蕉_国产a| 人妻无码一区二区视频| 国产一区二区三区影院| 国产免费播放一区二区| 日本免费一区尤物| 国产一区二区三区乱码网站| 色妞AV永久一区二区国产AV| 国产精品亚洲一区二区三区| 精品国产a∨无码一区二区三区| 亚洲国产成人久久一区WWW | 无码少妇A片一区二区三区| 精品一区二区三区免费观看 | 蜜桃无码AV一区二区| AV天堂午夜精品一区| 久久久久人妻一区精品果冻| 日韩人妻无码一区二区三区久久99| 精品视频一区二区三三区四区| 内射白浆一区二区在线观看| 色综合视频一区中文字幕| 色狠狠一区二区三区香蕉| 中文字幕一区二区三区在线播放 | 精品国产一区二区三区色欲| 国产在线一区二区| 久久久久久一区国产精品| 日本精品夜色视频一区二区| 国产传媒一区二区三区呀| 国产无人区一区二区三区| AV天堂午夜精品一区二区三区| 国模精品视频一区二区三区| 亚洲精品色播一区二区| 国产精品视频免费一区二区| 国产乱码精品一区二区三区四川人|