Sintered ferrous materials, carburized or carbonitrided. Determination and verification of case-hardening depth by a micro-hardness test (ISO 4507:2000)
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This International Standard specifies methods for determining the case-hardening depth of carburized or carbonitrided sintered ferrous materials by micro-hardness measurement. The methods are adapted to materials having porosity and only apply to quenched materials.
Tämän julkaisun valmistelusta Suomessa vastaa Metalliteollisuuden Standardisointiyhdistys ry, puh. 09 19 231 (vaihde).
Sisällysluettelo
Foreword
1 Scope
2 Normative references
3 Term and definition
4 Principle
5 Apparatus
6 Procedure
6.1 General
6.2 Preparation of sample
6.3 Method A — Determination of case-hardening depth
6.4 Method A modified — Determination of case-hardening depth
6.5 Method В — Inspection test for case-hardening depth
ISO 2639:2002 Steels -- Determination and verification of the depth of carburized and hardened cases
ISO 4498:2005 Sintered metal materials, excluding hardmetals -- Determination of apparent hardness and microhardness
ISO 2639:2002 Steels -- Determination and verification of the depth of carburized and hardened cases
ISO 4498:2005 Sintered metal materials, excluding hardmetals -- Determination of apparent hardness and microhardness