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IS0
I NTERN AT I ON A L O RG A N IZAT I ON FOR S TA N DA RD IZATl ON
IS0 RECOMMENDATION
R 475
DIMENSIONS OF RECTANGULAR
REFRACTORY BRICKS
1st EDITION
March 1966
COPYRIGHT RESERVED
The copyright of IS0 Recommendations and IS0 Standards
belongs to IS0 Member Bodies. Reproduction of these
documents, in any country, may be authorized therefore oniy
by the national standards organization of that country, being
a member of ISO.
For each individual country the oniy valid standard is the national standard of that country.
Printed in Switzerland
Also issued in French and Russian. Copies to be obtained through the national standards organizations.
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BRIEF HISTORY
The IS0 Recommendation R 475, Ditnensions of Rectangular Refractory Bricks, was drawn
up by Technical Committee ISO/TC 33, Refractories, the Secretariat of which is held by the
British Standards Institution (BSI).
Work on this question by the Technical Committee began in 1959 and led, in 1962, to the
adoption of a Draft IS0 Recommendation.
In March 1963, this Draft IS0 Recommendation (No. 568) was circulated to all the IS0
Member Bodies for enquiry. It was approved by the following Member Bodies:
Austria Greece Portugal
Chile Hung a r y Romania
Czechoslovakia India Spain
Italy Sweden
Denmark
France Japan United Kingdom
Germany Netherlands U.S.A.
One Member Body opposed the approval of the Draft: U.S.S.R.
The Draft IS0 Recommendation was then submitted by correspondence to the IS0 Counc
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