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AS
AS 1774.7-2001

AS 1774.7-2001

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Refractories and refractory materials - Physical test methods Permeability to gases

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

11-02-2023

Superseded by

AS 1774.7-2008

Language(s)

English

Published date

01-01-2001

Publisher

Standards Australia

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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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1 - AS 1774.7-2001 REFRACTORIES AND REFRACTORY MATERIALS-PHYSICAL TEST METHODS - PERMEABILITY TO GASES
1 - PREFACE
1 - METHOD
1 - 1 SCOPE
1 - 2 REFERENCED DOCUMENTS
1 - 3 DEFINITIONS
1 - 4 PRINCIPLE
2 - 5 SAFETY
2 - 6 APPARATUS
2 - 6.1 General
2 - 6.2 Test apparatus
2 - 6.2.1 Air supply
2 - 6.2.2 Vacuum source
2 - 6.2.3 Air flow measurement equipment
2 - 6.2.4 Water manometer
2 - 6.2.5 Test piece holder (see Figure 4)
3 - 6.3 Drying oven
3 - 6.4 Vernier callipers
3 - 7 PREPARATION OF TEST PIECES
5 - 8 PROCEDURE
6 - 9 CALCULATION OF RESULTS
7 - 10 PRECISION DATA
7 - 11 TEST REPORT

Sets out a method for determining the permeability to gases of dense, shaped refractory products.

Committee
MN-007
DocumentType
Standard
ISBN
0 7337 3766 8
Pages
7
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes
UnderRevision

This Standard specifies a method for determining the permeability to gases of dense, shaped refractory products. The determination is normally made using air as the gas.The method is suitable for materials having a permeability of greater than 1 ´ 10-14 m2 and less than 20 ´10-12 m2.

First published as AS R31.7-1966.
Revised and redesignated as AS 1774.7-1991.
Second edition 2001.

AS 1984-1977 Vernier callipers (metric series)
AS 2497-1981 Sampling procedures for acceptance testing of shaped refractory products
AS 2243.10-1993 Safety in laboratories - Storage of chemicals
AS 2243.8-1992 Safety in laboratories Fume cupboards
AS 2243.4-1998 Safety in laboratories - Ionizing radiations
AS 2780-1999 Refractories and refractory materials - Glossary of terms
AS 2243.7-1991 Safety in laboratories - Electrical aspects
AS 2243.6-1990 Safety in laboratories - Mechanical aspects
AS 2780-2003 Refractories and refractory materials - Glossary of terms (Reconfirmed 2013)
AS 2243.1-1990 Safety in laboratories General
AS 2243.9-1991 Safety in laboratories - Recirculating fume cabinets
AS 2243.2-1990 Safety in laboratories - Chemical aspects
AS 2243.3-1991 Safety in laboratories Microbiology
AS 2243.5-1993 Safety in laboratories Non-ionizing radiations

AS 2497.1-2001 Procedures for acceptance testing of refractory products Batch procedure (Reconfirmed 2013)
AS 1774.30-2005 Refractories and refractory materials - Physical test methods Drying and firing schedules
AS 2780-2003 Refractories and refractory materials - Glossary of terms (Reconfirmed 2013)

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