I. Core challenges and preliminary preparation
Before connecting unthreaded galvanized pipes and PVC pipes, the following challenges need to be clarified:
Material differences:PVC and metal have different thermal expansion coefficients, and temperature changes may cause the interface to loosen.
Galvanic...
I. Technical principle and structural design
1. Butt welding
Connection method: Align the end faces of the two pipes directly and fuse them by filling solder to form a continuous weld.
Structural features:
The weld is consistent with the pipe wall thickness, there is no protruding structure, and the...
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