横向接缝通风管道加工的注意事项 - 山东通风管道加工厂家

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横向接缝通风管道加工的注意事项

发布时间:2017/08/24

  1、山东通风管道加工的时候,不能在通风管道内部设置加固框或者加固筋,因为这样对于通风管道的质量会造成一定的影响。

  1, ventilation pipe processing, can not be installed inside the ventilation pipe reinforcement box or reinforcement, because this will affect the quality of the ventilation pipe.

  2、通风管道加工的过程中应该尽量避免出现纵向接缝,但是绝对不能出现横向接缝。而且通风管道的咬口缝和四角的缝隙处,需要按照设计洁净等级要求,然后还要采用密封胶将其堵严。另外通风管道板材的连接缝的密封面应该设在通风管道壁的正压侧。

  2, ventilation pipe processing process should try to avoid longitudinal seam, but must not appear transverse seam。 And the ventilation pipe of the mouth and four corners of the gap, according to the design of clean grade requirements, and then use sealant to plug it。 In addition, the sealing surface of the joint of the ventilation pipe plate shall be located on the positive pressure side of the ventilation pipe wall。

  3、如果是彩色涂层钢板通风管道的话,应该保持内壁是光滑的,卷焊管材壁厚≥ 6mm应在下料时,打好坡口,用坡口机加工坡口。
山东通风管道加工

  3, if the color coated steel plate ventilation pipeline, should keep the inner wall is smooth, welded pipe wall thickness should be more than 6mm in the material, good groove, groove machine for processing groove.

  4、而且通风管道加工的过程中,还不能将涂层损坏,若是出现损坏的部位,需要用环氧树脂涂刷在表面即可。另外通风管道加工的过程中,还要做好防腐蚀措施,不能使用抽芯铆钉,而且在通风管道零件装配的时候,这些零件都要经过镀锌处理才行。

青海福彩网  4, and ventilation pipe in the process of processing, can not damage the coating, if the damaged parts, need to use epoxy resin brushing on the surface. In addition, it is necessary to do some corrosion prevention measures during the processing of the ventilation pipe. No core rivets can be used, and these parts shall be galvanized after assembly of the ventilation pipe parts.

  5、壁厚不同的管子对焊时,两管壁厚之差不得大于管壁厚度的15%,并不得超过3mm。

青海福彩网  5. When the wall thickness is different, the difference between the wall thickness of the two pipe shall not exceed 15% of the thickness of the pipe wall and shall not exceed 3mm.

  6、通风管道加工不能采用S型插条和C型直角插条的连接方式,另外对于一些特殊的通风管道来说,还不能采用按扣式的咬口。

  6, ventilation pipe processing can not be connected by S type and C type rectangular cuttings cuttings, in addition to some special ventilation pipeline, we can not use the bite snap type。

  7、不同直径的管子对焊时,可将大管焊接端抽条加工成大小头,也可采用钢板制作大小头。

  7, different diameter of the pipe butt welding, can be welded to the end of the big pipe processing into big head, also can use steel plate making big head。

青海福彩网  8、正式施工焊的材料焊接工艺相同。

  8, the formal construction of welding materials, welding process is the same.

  9、通风管道制作完毕之后,还要用清洗液进行清洗,只有达到清洗标准之后,才可以及时封口。

  9, after the completion of ventilation pipes, but also with cleaning liquid for cleaning, and only after cleaning standards can be sealed in time.

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