NFT 57 106 : 1977
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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GLASS REINFORCED PLASTICS - MEASUREMENT OF HARDNESS BY MEANS OF A BARCOL IMPRESSOR
01-04-2016
12-01-2013
Details the determination of indentation hardness of glass reinforced plastics materials using a barcol impressor, model no 934-1 which is portable and therefore, suitable for testing hardness of fabricated parts and individual test specimens for production control purposes.
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