With the ENORM product range JDT offers as the only manufacturer a real grade 10 by fulfilling the requirements of EN 818. . - Allowed temperature - 40 ° C up to + 400 ° C EN 818 - Nominal tension of 1000 N/mm2 corresponds to grade 10 of EN 818-1 - The working load limits are 25 % higher than Grade 8 - Nominal thickness as per EN 818-2 The product range has been introduced onto the market since 1995. It has been accompanied by the testing and certifying centre of the BG and further classification societies where their characteristics and values have been confirmed.