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Glass hardness test

Glass hardness test, Total:5 items.

In the international standard classification, Glass hardness test involves: Glass.

AENOR, Glass hardness test

• UNE 43721:1984 TESTING OF GLASS. KNOOP HARDNESS TEST

Association Francaise de Normalisation, Glass hardness test

• NF ISO 9385:1991 Verres et vitrocéramiques - Essai de dureté Knoop

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Glass hardness test

• GB/T 7962.21-1987 Colourless optical glass test methods--Knoop hardness
• GB/T 7962.19-1987 Colourless optical glass test methods--Relative lapping hardness

German Institute for Standardization, Glass hardness test

• DIN ISO 9385:1991-01 Glass and glass-ceramics; Knoop hardness test; identical with ISO 9385:1990

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