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Continue to ChatIS:9284 -1979, Reaffirmed 1997 https://civilengineer.co.in/indian-standard-codes/download-is-code-for-abrasion-resistance-of-concrete-is9284-1979/attachment/9284/
IS:9284 -1979, Reaffirmed 1997 https://civilengineer.co.in/indian-standard-codes/download-is-code-for-abrasion-resistance-of-concrete-is9284-1979/attachment/9284/