| 摘要 |
PROBLEM TO BE SOLVED: To provide a plating method for a pipe for melting snow on a road formed by bending a long steel pipe in a meandering manner. SOLUTION: In this melted zinc plating method for the pipe for melting snow on a road manufactured by machining the long pipe in the meandering manner, an upper U-shaped bent part is suspended from and is held on a plurality of members for suspension to cross a transverse direction on an upper face of a holding frame while an end part of the pipe for melting snow on the road is directed upward using a chain. An upfloat prevention member is provided in a lower U-shaped bent part, and the holding frame provided with the pipe for melting snow on the road is immersed in melted zinc. COPYRIGHT: (C)2006,JPO&NCIPI
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