UNE-EN ISO 1927-7:2012 Monolithic (unshaped) refractory products - Part 7: Tests on pre-formed shapes (ISO 1927-7:2012) (Endorsed by AENOR in February of 2013.)
2013UNE-EN ISO 1927-7:2012 Monolithic (unshaped) refractory products - Part 7: Tests on pre-formed shapes (ISO 1927-7:2012) (Endorsed by AENOR in February of 2013.)