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Standard ISO 8264:1989 23.11.1989 preview

ISO 8264:1989

Hard coal — Determination of the swelling properties using a dilatometer

Automatically translated name:

Hard coal -- Determination of the swelling properties using a dilatometer



STANDARD published on 23.11.1989


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96.60 USD

The information about the standard:

Designation standards: ISO 8264:1989
Publication date standards: 23.11.1989
SKU: NS-435743
The number of pages: 9
Approximate weight : 27 g (0.06 lbs)
Country: International technical standard
Category: Technical standards ISO

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Coals

Annotation of standard text ISO 8264:1989 :

Description / Abstract: A test piece, in the form of a pencil, prepared from powdered coal is heated at a constant rate in a steel retort positioned in a furnace, the temperature monitoring system having been previously calibrated using two reference metals of known melting points. The change in level of a piton resting upon the test piece is observed continuously, and record is produced which is characteristic of the swelling properties of the coal.

Latest update: 2025-08-20 (Number of items: 2 213 083)
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