NF EN ISO 7944 : 1998
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OPTICS AND OPTICAL INSTRUMENTS - REFERENCE WAVELENGTHS
Published date
12-01-2013
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Covers two procedures to determine the tensile strength of fabrics coated with rubber or plastics, using the strip test and grab test methods. Applicable to test pieces in equilibrium having specified standard atmosphere for testing, and to wet test pieces. Both procedures need the use of a constant rate of extension tensile-testing machine.
| DevelopmentNote |
Indice de classement: S10-020. (06/2002)
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| DocumentType |
Standard
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| PublisherName |
Association Francaise de Normalisation
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| Status |
Current
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| Standards | Relationship |
| UNE-EN ISO 7944:1999 | Identical |
| BS EN ISO 7944:1998 | Identical |
| DIN EN ISO 7944:1998-07 | Identical |
| ISO 7944:1998 | Identical |
| EN ISO 7944:1998 | Identical |
| UNI EN ISO 7944 : 1999 | Identical |
| NF EN ISO 9342-1 : 2005 | OPTICS AND OPTICAL INSTRUMENTS - TEST LENSES FOR CALIBRATION OF FOCIMETERS - PART 1: TEST LENSES FOR FOCIMETERS USED FOR MEASURING SPECTACLE LENSES |
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