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Norm
ASTM A 973/A 973M
Ausgabedatum: 2021 01 01
Standard Specification for Grade 100 Alloy Steel Chain
This specification covers Grade 100 heat-treated alloy steel chain for such applications as slings, lifting assemblies, and load binding. The alloy steel shall be fully k...
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Herausgeber:
American Society for Testing and Materials
Format:
Digital | 4 Seiten
Sprache:
Englisch
This specification covers Grade 100 heat-treated alloy steel chain for such applications as slings, lifting assemblies, and load binding. The alloy steel shall be fully killed and have an austenitic grain size of five or finer. The steel shall be made by the electric welding or gas welding process. After welding, alloy steel chain shall be heat treated before applying the proof test. Heat and product analysis shall be performed and shall meet the required chemical composition in carbon, phosphorus, and sulfur. All chain shall be tested to at least the proof load and breaking force test specimen shall consist of a length from the lot containing at least the number of links. All chain shall be in the quenched and tempered condition before the elongation is measured.