In the process of using high strength steel to produce spirally welded pipe, the yield strength is reduced due to Bauschinger's effect.
2
聚酯膜有感结构,环氧树脂包封,体积小,重量轻,引线直接焊于电极,损耗小。
Polyester film feeling construction, inductive, epoxy resin coating. Small size and light weight. Small dissipation factor, the leads directly welded to electrodes.
3
撬块包里所有没有使用的孔都密封,撬块要焊在其地基上。
All unused openings on the package skid are sealed, and the skid requires sealing to its foundation upon installation.