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UNE-EN 932-2:1999

Current

Current

The latest, up-to-date edition.

Tests for general properties of aggregates - Part 2: Methods for reducing laboratory samples

Available format(s)

Hardcopy , PDF

Language(s)

Spanish, Castilian, English

Published date

29-11-1999

£57.25
Excluding VAT

Foreword
1 Scope
2 Normative references
3 Definitions and symbols
4 Principle
5 Apparatus
6 Consideration before sample reduction
7 Sample reduction technique using a rotary sample
    divider
8 Sample reduction using a riffle box
9 Sample reduction using fractional shovelling
10 Sample reduction by quartering
11 Sample reduction to a test portion of a specified
    mass within a small tolerance
12 Sample reduction with crushing to reduce the particle
    size
13 Procedures for obtaining duplicate test portions
Annex A (informative) Half, three-quarters and five-eigths
                        divisions by a riffle box
Annex B (informative) Worked examples

Defines procedures for reduction of laboratory samples of aggregates for testing portions, where the test portion mass is either defined by a lower limit on the mass or a tolerance around a target mass, or determined exactly by test method requirements.

Committee
CTN 146
DevelopmentNote
Supersedes UNE 83109. (07/2012)
DocumentType
Standard
Pages
18
PublisherName
Asociación Española de Normalización
Status
Current

Standards Relationship
NF EN 932-2 : 1999 Identical
BS EN 932-2:1999 Identical
EN 932-2:1999 Identical
I.S. EN 932-2:1999 Identical
NBN EN 932-2 : 1999 Identical
NEN EN 932-2 : 1999 Identical
NS EN 932-2 : 1ED 1999 Identical
DIN EN 932-2:1999-03 Identical

£57.25
Excluding VAT