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DIN ISO 9385:1991-01
Glass and glass-ceramics; Knoop hardness test; identical with ISO 9385:1990More info
The standard describes the conditions for determining the Knoop hardness of glass and glass ceramics. The Knoop hardness characterizes the behaviour of these materials conerning a permanent change of the surface after identitation of a solid material.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| Cancellation date | |
| Confirmation date | |
| expiration_de_validite | |
| ICS | 81.040.30 : Glass products 81.060.01 : Ceramics in general |
| Number of pages | 4 |
| Replace | DIN 52333 (1978-12) |
| Cross references | ISO 9385 (1990-05), IDT |
| Set | MYSTD-20STD |
| Year | 1990 |
| Document history | DIN ISO 9385 (1991-01) |
| Country | Germany |
| Keyword | 9385 |