ISO 15787:2016
Technical product documentation — Heat-treated ferrous parts — Presentation and indications
ISO 15787:2016 specifies the manner of presenting and indicating the final condition of heat‐treated ferrous parts in technical drawings.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions
4 Abbreviated terms
5 Indications in drawings
5.1 General
5.2 Material data
5.3 Heat‐treatment condition
5.4 Hardness data
5.4.1 Surface hardness
5.4.2 Core hardness
5.4.3 Hardness value and limit deviations
5.5 Markings
5.5.1 Marking of test points
5.5.2 Marking of slip zones
5.6 Key for the allocation test point and nominal value
5.7 Indication of local areas
5.8 Hardness depth
5.9 Carburizing depth (CD)
5.10 Compound layer thickness (CLT)
5.11 Oxide layer thickness (OLT)
5.12 Strength data
5.13 Microstructure
5.14 Heat‐treatment order (HTO)
5.15 Heat‐treatment document (HTD)
6 Graphical representation
6.1 General
6.2 Heat‐treatment of the entire part
6.2.1 Uniform condition
6.2.2 Areas with different conditions
6.3 Local heat‐treatment
6.3.1 General
6.3.2 Areas requiring heat‐treatment
6.3.3 Areas that may be heat‐treated
6.3.4 Areas that shall not be heat‐treated
6.4 Heat‐treatment sketch
7 Practical examples
7.1 General
7.2 Quench‐hardening, quench‐hardening and tempering, austempering
7.2.1 Heat‐treatment of the entire part — Allover uniform requirements
7.2.2 Heat‐treatment of the entire part — Areas with different hardnesses
7.2.3 Local heat‐treatment
7.3 Surface‐hardening
7.3.1 General
7.3.2 Specification of surface hardness
7.3.3 Specification of surface‐hardening hardness depth (SHD)
7.3.4 Practical examples
7.4 Case‐hardening
7.4.1 Specification of surface hardness
7.4.2 Specification of case‐hardening hardness depth (CHD)
7.4.3 Specification of carburizing depth (CD)
7.4.4 Practical examples
7.5 Nitriding and nitrocarburizing
7.5.1 Specification of nitriding hardness depth (NHD)
7.5.2 Specification of compound layer thickness (CLT)
7.5.3 Practical examples
7.6 Boriding
7.7 Annealing
Annex A (normative) Graphical symbols
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions
4 Abbreviated terms
5 Indications in drawings
5.1 General
5.2 Material data
5.3 Heat‐treatment condition
5.4 Hardness data
5.4.1 Surface hardness
5.4.2 Core hardness
5.4.3 Hardness value and limit deviations
5.5 Markings
5.5.1 Marking of test points
5.5.2 Marking of slip zones
5.6 Key for the allocation test point and nominal value
5.7 Indication of local areas
5.8 Hardness depth
5.9 Carburizing depth (CD)
5.10 Compound layer thickness (CLT)
5.11 Oxide layer thickness (OLT)
5.12 Strength data
5.13 Microstructure
5.14 Heat‐treatment order (HTO)
5.15 Heat‐treatment document (HTD)
6 Graphical representation
6.1 General
6.2 Heat‐treatment of the entire part
6.2.1 Uniform condition
6.2.2 Areas with different conditions
6.3 Local heat‐treatment
6.3.1 General
6.3.2 Areas requiring heat‐treatment
6.3.3 Areas that may be heat‐treated
6.3.4 Areas that shall not be heat‐treated
6.4 Heat‐treatment sketch
7 Practical examples
7.1 General
7.2 Quench‐hardening, quench‐hardening and tempering, austempering
7.2.1 Heat‐treatment of the entire part — Allover uniform requirements
7.2.2 Heat‐treatment of the entire part — Areas with different hardnesses
7.2.3 Local heat‐treatment
7.3 Surface‐hardening
7.3.1 General
7.3.2 Specification of surface hardness
7.3.3 Specification of surface‐hardening hardness depth (SHD)
7.3.4 Practical examples
7.4 Case‐hardening
7.4.1 Specification of surface hardness
7.4.2 Specification of case‐hardening hardness depth (CHD)
7.4.3 Specification of carburizing depth (CD)
7.4.4 Practical examples
7.5 Nitriding and nitrocarburizing
7.5.1 Specification of nitriding hardness depth (NHD)
7.5.2 Specification of compound layer thickness (CLT)
7.5.3 Practical examples
7.6 Boriding
7.7 Annealing
Annex A (normative) Graphical symbols
Bibliography