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  4. Standard "STN 250271"
WITHDRAWN STN 250271 1.8.1974 preview

STN 250271 (250271)

Calibration of standardized blocks to be used for Rockwell superficial N and T scale hardness testing machines. General requirements



STANDARD published on 1.8.1974


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The information about the standard:

Designation standards: STN 250271
Classification mark: 250271
Catalog number: 55861
Note: WITHDRAWN
Publication date standards: 1.8.1974
SKU: NS-492969
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: Slovak technical standard
Category: Technical standards STN

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ČSN 250271 (14.08.1974)

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