Environmental testing. Tests-Test Ef. Impact, pendulum hammer
standard by BSI Group, 02/28/1992
Specification for Portland-blastfurnace cement.-Metric units
standard by BSI Group, 03/01/1984
Glossary of terms relating to iron and steel-General metallurgical, heat treatment and testing terms
standard by BSI Group, 03/04/1963
Methods of test for petroleum and its products-Asphaltenes in petroleum products (precipitation with normal heptane)
standard by BSI Group, 02/28/1985