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ASTM B578-21
Standard Test Method for Microindentation Hardness of Electroplated Coatings
NORMA vydaná dňa 1.10.2021
Informácie o norme:
Označenie normy: ASTM B578-21
Dátum vydania normy: 1.10.2021
Kód tovaru: NS-1040590
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Kategórie - podobné normy:
Anotácia textu normy ASTM B578-21 :
This test method specifies the determination of the microhardness of metallic coatings upon various substrates (electroplated coatings). Measurements shall be made with the Knoop indenter under specified test loads, and the hardness shall be reported as a Knoop hardness number (HK).
Keywords:
coating, electroplated, hardness, Knoop, metallic, microindentation,, ICS Number Code 25.220.40 (Metallic coatings)
Doplňujúce informácie
| 1. Scope | ||
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1.1?This test method covers the determination of the hardness of metallic coatings upon various substrates. The measurements are made with the Knoop indenter under a test load of 0.245 N (25 gf) or 0.981 N (100 gf). 1.2?This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.3?This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. |
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| 2. Referenced Documents | ||
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