| 摘要 |
A metal plate for laser processing (such as a stainless steel plate or a titanium plate) and preferably an austenitic stainless steel plate suitable for use as a metal mask or the like which undergoes fine processing with a laser has an average grain diameter d (µm) and a plate thickness t (µm) which satisfy the equation d ‰¤ 0.0448.t - 1.28. |
