PE-RT II型管道安装过程是什么?

2025-03-11 09:34:40
推荐回答(3个)
回答1:

PE-RT II型管连接方式有3种:热熔承插、热熔对接、电熔连接

热熔对接

1、测量并用记号笔在管材上标记管件插入的深度或焊接区域(如鞍型管件),注意管材端面垂直于轴线截开。

2、焊接前必须将焊接区的氧化层完全清除。

3、管材与管件的焊接表面必须干净、干燥、无油污。

4、将管材焊接端插入接口,管件必须在无应力条件下与管材安装在一起。

5、将焊机插头接入管件插孔,准确输入管件上标定的焊接时间和冷却时间。

6、准备工作就绪后,按确认键,焊机会再次显示焊接参数,完全确认后,再按启动键开始焊接,焊接结束后会自动报警提示,焊接程序结束

热熔承插

一、测量,划线 用钢板尺测量管材承插深度并使用硬度大于2B的铅笔或炭化铅笔(不得使用油性水笔)在管材上画出相应的承插深度,长度应与管件的承口深度一致。

二、切管 用割刀按所需要的长度将管材切断,切管时,必须使端面垂直于管轴线,切割时将割刀围绕管材旋转,旋转的同时进刀,进刀深度不可太大,以防止将管材压扁,使用专用切割锯进行管材的切断,应保证管材的端面平整,与管轴线垂直。

三、热熔 将热熔机调整到230℃,无旋转地把管材端导入热熔机热熔模头凹模内,同时无旋转地把管件推到热熔机热熔模头凸模内,保证管材与管件同时到达指定深度。

四、冷却、定型 达到加热时间后,立即把管材及管件从热熔模头上同时取下,迅速无旋转的直接插入到管件内,稳定几分钟,使接头处形成均匀凸缘。

电熔连接

1、划线标记:用钢板尺测量PE-RT电熔管件的熔区长度。用钢板尺测量并在管材上标记(兴纪龙采用硬度大于2B的铅笔或碳化铅笔)按照安装要求规范(如下图所示)画出需要剥离的铝合金层长度。

2、清洁管材:用清洁剂或浓度不低于94%的酒精和无纺布擦净熔接部位管材的外壁和端面及管件内壁和端面。

3、电熔连接:将管材和专用管件承插连接,承插时管材必须承插到管件根部,不允许有加热丝暴露在外,管材与专用管件不宜过紧以免将专用管件内电熔丝挤断。

PERTII型管安装 方式

回答2:

PE-RT II型热力管里面的是塑料管,还是传统的热熔连接比较好,接头处要做保温,一般是安装好了之后进行试压,通过试压之后进行补口保温,这个一般北方热力管施工的都知道怎么操作的。

回答3:

法兰连接、热熔对接、电熔连接都可以。但是电熔连接的成本较高,一般施工条件下不推荐。只有在施工难度大、环境恶劣的条件下,我们才会推荐电熔连接,因为电熔连接有施工方便、抢修及时的优势。一般情况下采用热熔对接就能满足焊接强度,达到使用要求。
山东淄博洁林 的PE-RT II型管道 可以提供售后服务,可以根据工期免费提供焊机使用

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