標題: ASTM B 499-1996 用磁性法測量磁性基底金屬的非磁性鍍層... [打印本頁] 作者: 兌水 時間: 2009-9-12 20:03 標題: ASTM B 499-1996 用磁性法測量磁性基底金屬的非磁性鍍層... B499-96(2002) Standard Test Method for Measurement of Coating Thicknesses by the Magnetic Method: Nonmagnetic Coatings on Magnetic Basis Metals