BS 146:2002 pdf free

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BS 146:2002 pdf free.Specification for blastfurnace cements with strength properties outside the scope of BS 197-1.
BS 146 1 Scope This British Standard specifies requirements for two types of blastfurnace cement, BIIIA and BulB, which are outside the scope of BS EN 197-1:2000. The requirements for the composition, strength and physical and chemical properties are specified as characteristic values. Requirements for manufacture, marking and provision of information are also specified.
2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this British Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. For undated references, the latest edition of the publication referred to applies.
BS EN 196-1, Methods of testing cement — Part 1: Determination of strength.
BS EN 196-2:1995, Methods of testing cement — Part 2. Chemical analysis of cement.
BS EN 196-3, Methods of testing cement — Part 3: Determination of setting time and soundness. BS EN 196-21:1992, Methods of testing cement — Part 21: Determination of the chloride, carbon dioxide and alkali content of cement.
BS EN 197-1:2000, cement Part 1: Composition, specifications and conformity criteria for common cements.
3 Terms and definitions For the purposes of this British Standard, the terms and definitions given in BS EN 197.1:2000 and the
following apply.
3.1 standard strength comnressive strength of a blastfurnace cement at 28 days
12 Information to be provided If a test report is requested from the manufacturer, it shall include:
a) the method of manufacture, i.e. intergrinding or dry blending;
b) the proportion of blastfurnace slag as a target mean, reported to the nearest I % by mass;
c) the results of the following tests, relating to the material delivered:
1) compressive strength at either 2 days or 7 days as appropriate, and at 28 days (see clause 7);
2) initial setting time (see 8.1);
3) soundness (see 8.2);
4) chloride content (see clause 9).
A.2.2.3 First-aid neasures The following first-aid procedures are recommended.
a) In the event of eye contact, wash eyes immediately with copious amounts of clean water for a period of at least 15 minutes and seek medical advice without delay.
h) In the event of skin contact, wash the affected area thoroughly with soap and water before continuing the activity. If irritation, pain or skin trouble occurs, seek medical advice.
c) In the event of ingestion, do not induce vomiting but wash out the mouth with water and give plenty of water to drink. If pain occurs, seek medical advice.BS 146 pdf download.

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