To provide a track plate for suppressing generation of low temperature crack at a welding location of the track plate and a link, and a manufacturing method therefor.SOLUTION: There is provided a track plate 1 for welding a link 2 after a heat treatment, having a chemical composition containing, by mass%, C:0.23 to 0.27%, Si:0.25 to 0.35%, Mn:1.30 to 1.40%, Cr:0.30 to 0.40%, Mo:0.02 to 0.03%, and the balance Fe with impurities.SELECTED DRAWING: Figure 1
【課題】履板及びリンクの溶接個所における低温割れの発生を抑制する履板及びその製造方法を提供する。【解決手段】熱処理後にリンク2を溶接する履板1であって、質量%で、C:0.23〜0.27%、Si:0.25〜0.35%、Mn:1.30〜1.40%、Cr:0.30〜0.40%、Mo:0.02〜0.03%を含有し、残部Fe及び不純物からなる化学組成である履板1。【選択図】図1
TRACK PLATE FOR WELDING LINK AFTER HEAT TREATMENT, AND MANUFACTURING METHOD THEREFOR
熱処理後にリンクを溶接する履板及びその製造方法
2019-09-19
Patent
Elektronische Ressource
Japanisch
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