ISO 8264:1989 ✓ Most Recent

720656

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

standard by International Organization for Standardization , 11/01/1989

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Full Description

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.

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Product Details

Published:

11/01/1989

Number of Pages:

9

File Size:

1 file

Note:

This product is restricted and cannot be purchased in the following countries Ukraine, Russia, Belarus