Rechercher

A bulk sample is reduced by a mechanical process until a reduced sample is obtained. The reduced sample may be used for the following purposes: a) the preparation of a final sample or a laboratory sample of mass greater than 250 g from a blended bulk sample of mass greater than 500 g; b) the preparation of several equivalent laboratory samples and/or reference samples and/or storage samples, each…

Gives the practical directions for the sampling of metallurgical coke from which breeze has been removed, for the determination of any property for both routine and special purposes; the sampling of breeze, or small coke nominal top size 20 mm or less; preparation of a miosture sample and of a laboratory sample for the determination of ash and other properties.

An international acceptable series of cylinders with a graduated scale and either a pouring spot or a stopper is specified. They are suitable for general laboratory purposes. The requirements for adjustment, accuracy, construction of the cylinder with design, material and dimensions are given. Graduation, figuring and inscriptions are specified and illustrated by drawings.

Contains information on the apparatus required, constitution of lots, the method of taking increments, bulk samples, laboratory samples, packing and labelling of samples, storage and despatch of samples, and the data to be included in the sampling report.

The method is intended with a view to determining the quality or particular characteristics of the goods. It describes the preparation of a lot, an increment, a bulk sample, a reduced sample and the laboratory sample, further packaging and handling of the samples.

Specifies a method for determining the slump of fresh concrete both in the laboratory and in the field. The method is applicable to plastic and cohesive concrete. It is not applicable when the maximum size of aggregate is greater than 40 mm. Describes also apparatus, procedure, expression of results, and test report.