2013DIN EN ISO 1927-4:2013 Monolithic (unshaped) refractory products - Part 4: Determination of consistency of castables (ISO 1927-4:2012); German version EN ISO 1927-4:2012
2003DIN EN 1402-4:2004 Unshaped refractory products – Part 4: Determination of the consistency of refractory concrete