PN EN ISO 10081-3
PN EN ISO 10081-3 (Classification of dense shaped refractory products - Part 3: Basic products containing from 7% to 50% residual carbon (ISO 10081-3:2003))· PN (Poland) · 96 materials
PN EN ISO 10081-3 (Classification of dense shaped refractory products - Part 3: Basic products containing from 7% to 50% residual carbon (ISO 10081-3:2003))· PN (Poland) · 96 materials