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Plastics piping systems. Glass-reinforced thermosetting plastics (GRP) pipes. Determination of the long-term ultimate relative ring deflection under wet conditions. Original standard BS EN 1227-1998 (BS 2782-12-Method 1214F-1998) in PDF full version. Additional info + preview on request

Document status: Withdrawn

Plastics piping systems. Glass-reinforced thermosetting plastics (GRP) pipes. Determination of initial specific ring stiffness. Original standard BS EN 1228-1997 (BS 2782-12-Methods 1214A and B-1997) in PDF full version. Additional info + preview on request

Document status: Active

Plastics piping systems. Glass-reinforced thermosetting plastics (GRP) pipes and fittings. Test methods to prove the leaktightness of the wall under short-term internal pressure. Original standard BS EN 1229-1997 (BS 2782-12-Methods 1223 A and B-1997) in PDF full version. Additional info + preview on request

Document status: Active

Classification of dense shaped refractory products - Alumina-silica products. Original standard BS EN 12475-1-1998 (BS 7225-1-1.2-1998) in PDF full version. Additional info + preview on request

Document status: Withdrawn

Classification of dense shaped refractory products - Basic products containing less than 7% residual carbon. Original standard BS EN 12475-2-1998 (BS 7225-1-1.3-1998) in PDF full version. Additional info + preview on request

Document status: Withdrawn

Classification of dense shaped refractory products - Basic products containing from 7% to 30% residual carbon. Original standard BS EN 12475-3-1998 (BS 7225-1.4-1998) in PDF full version. Additional info + preview on request

Document status: Withdrawn