Действащ
This European Standard describes a reflection method for the ultrasonic testing of H beams with parallel flanges and IPE beams for the detection of presence of internal discontinuities. Mechanised, semi-automatic or automatic techniques may be used but should be agreed between the purchaser and the supplier.
ДЕЙСТВАЩ
БДС EN 10306:2003
90.93
Решение за продължаване на действието на стандарт
6.04.2020 г.