The high frequency welding procedure and its forming fundamental of spiral fin pipe is introduced.

介绍了螺旋翅片管高频焊接工艺及其成型基本原理.

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The demand to welding process of high - frequency welding pipe is introduced, some related parameters proposed.

介绍了高频焊管对焊接工艺的要求, 提出了有关工艺及技术参数.

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The machine can produce the aluminum - plastic laminated tubes in various specifications. High frequency welding is adopted.

本机以铝塑复合片材为原料,采用高频焊接,可生产各种规格的复合管.

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The reason of lower welding qualified rate of high frequency welding spiral fin pipe is analyzed.

分析了高频焊接螺旋翅片管焊接合格率偏低的原因.

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The strap is welded together by high frequency welding after molding set.

带材经成型机组成型后经高频焊接而成.

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