推荐回答(2个)
大家都知道水电是装修最重要的一部分,因为它是隐蔽工程,没有安装好的话,日后维修也就非常麻烦的,所以说水电装修是一件非常严肃的事情的,很多家庭往往是因为电路的不合理布置,造成很大的安全隐患,水电的话一般大家都有了解,那么水管对接这方便会懂吗?要怎么去操作呢?PE给水管道的对接要求有哪些,特别是温度,对接时间,冷却时间是多少?那我们今天就来了解下吧: PE管焊接温度在210°±10,焊接时注意防风,加热时间应按照壁厚≤秒,比如壁厚4.5mm,加热时间在45秒以上,一分钟以内,冷却时间是壁厚≤分钟,比如壁厚4.5mm冷却时间在4.5分钟以上,更直观的就是用指甲在接口的翻边上用力划一下,不出划痕就行了,焊接工艺燃气管和给水管一样。 PE给水管 优点:连接方便,直接对接或用管件熔接;柔韧性好,抗变形能力强;安全无毒; 缺点:价格贵;承压能力低;劣质品容易受压胀大、破裂。 PVC给水管 优点:承压能力高,同等壁厚比PE的高几倍;价格便宜(因为同样压力等级比PE用料少很多);安全无毒(如果厂家按标准用料);环刚度好,不易变形。 缺点:安装麻烦,需用管件用无毒的胶粘剂连接;劣质品易发脆,低温条件下使用容易爆管。 、管材、管件的热熔安装 PE给水管材、管件90以下采用热熔承插连接,90以上采用热熔对接方式,为正确安装管道系统,保证用户自身安全及工程质量,我们其焊接步骤如下:(1)将需焊接的管材、管件固定在对接机上,按管材尺寸使用夹具,端面用铣削刀刨光,使对接端面光滑平整、清洁、垂直。(2)调整管材、管件的高度,使需焊接的管材、管件端面完全吻合,并接通加热板。(3)待加热板自动升温至绿色指示灯亮,将需焊接的管材、管件合并使端面加热,达到加热时间后,将管材、管件从加热板上分开、再将两加热端面合并对接,使合并处形成均匀的凸缘,待冷却。 之前我对这些好陌生哦,都没有去了解,现在家里在装修房子才知道了什么是PE给水管道的对接 ,它的真正含义;PE给水管 优点:连接方便,直接对接或用管件熔接;柔韧性好,抗变形能力强;安全无毒;这种的话可能在市场上比较少见,建议多找几家看看,价格也会比较贵些,质量好就行了。
热熔对接是采用热熔对接焊机来加热管端(热熔对接温度为210+10℃),待管端熔化后,迅速将其贴合,保持一定的压力,经冷却达到熔接的目的。——淄博洁林
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