供應深圳SGS合金鋼表面硬化層深度測試

供應深圳SGS合金鋼表面硬化層深度測試
鋼件滲碳淬火有效硬化層深度的測定和校核
Standard test method for measurement of effective hardened layer of carburized steel GB/T 9450-2005
ISO 2639-2002
鋼的感應淬火或火焰淬火后有效硬化層深度的測定
Standard test method for measurement of effective hardened layer by induction quenching GB/T 5617-2005
ISO 3754:1976
鋼件薄表面總硬化層深度或有效硬化層深度的測定
Standard test method for measurement of total hardened layer or effective hardened layer GB/T 9451-2005
ISO 4970-1979
燒結鐵類材料.滲碳或碳氮共滲硬化層的測定
Sintered ferrous materials, carburized or carbonitrided- Determination and verification of e-hardening depth by a micro-hardness test ISO 4507-2000