DIN 52251-5:1987-04

Действует

Indirect methods of determining the frost resistance of roofing tiles; determination of drying shrinkage and firing shrinkage — 2 стр.

Описание Изменения Ссылки Версии

На этот документ ссылаются

DIN 52253 Beiblatt 1:1990-04

Действует

Test methods for the determination of the frost resistance; burnt-clay roofing tiles, fair faced clay bricks and clinker bricks; informations — 11 стр.

DIN 52253 Beiblatt 1:1989-12

Отменен

Test methods for the determination of the frost resistance, burnt-clay roofing tiles, fair faced clay bricks and clinker bricks; informations — 10 стр.