外(Wai)径(Jing)范(Fan)围(Wei)：(?)Φ(?)20-Φ(?)325

壁(Bi)厚(Hou)范(Fan)围(Wei)：(?)0.8-10.0mm

应(Ying)用(Yong)领(Ling)域(Yu)：(?) 用(Yong)于(Yu)水(Shui)、(?)污(Wu)水(Shui)、(?)燃(Ran)气(Qi)、(?)消(Xiao)防(Fang)、(?)空(Kong)气(Qi)、(?)油(You)、(?)采(Cai)暖(Nuan)蒸(Zheng)汽(Qi)等(Deng)低(Di)压(Ya)流(Liu)体(Ti)输(Shu)送(Song)和(He)机(Ji)械(Xie)结(Jie)构(Gou)等(Deng)使(Shi)用(Yong)。(?)热(Re)镀(Du)锌(Xin)圆(Yuan)管(Guan)作(Zuo)为(Wei)输(Shu)送(Song)管(Guan)道(Dao)或(Huo)金(Jin)属(Shu)结(Jie)构(Gou)，(?)在(Zai)消(Xiao)防(Fang)工(Gong)程(Cheng)、(?)天(Tian)然(Ran)气(Qi)输(Shu)送(Song)、(?)石(Shi)油(You)加(Jia)工(Gong)工(Gong)业(Ye)、(?)水(Shui)利(Li)工(Gong)程(Cheng)建(Jian)筑(Zhu)以(Yi)及(Ji)住(Zhu)宅(Zhai)建(Jian)筑(Zhu)等(Deng)领(Ling)域(Yu)得(De)到(Dao)广(Guang)泛(Fan)使(Shi)用(Yong)。(?)