Division 4.4.5

The component shall be operated through 2 per cent of the total cycles at the maximum material temperature (according to section 1.3 of Part 1) after sufficient conditioning time at this temperature to ensure thermal stability and at MAWP. The component shall comply with sections 4.3. and 4.12. at the appropriate maximum material temperature (according to section 1.3 of Part 1) at the completion of the high temperature cycles.