Bs En 7721 Pdf ((better)) May 2026

Guide to BS EN 772-1 (Methods of test for masonry units — Part 1: Determination of compressive strength)

What it covers

BS EN 772-1 specifies the procedure to determine the compressive strength of masonry units (bricks, blocks, etc.) by applying a compressive load until failure. The standard ensures consistent, comparable strength results across laboratories and manufacturers.

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1. Conditioning of Specimens

Masonry units cannot simply be pulled off the pallet and crushed. The standard specifies how the units must be prepared. This usually involves drying the units in an oven until they reach a constant mass, ensuring that moisture does not skew the results. Guide to BS EN 772-1 (Methods of test