Non-destructive testing -- Image quality of radiographs -- Part 1: Determination of the image quality value using wire-type image quality indicators— 9 стр.
Non-destructive testing -- Image quality of radiographs -- Part 2: Determination of the image quality value using step/hole-type image quality indicators— 12 стр.
LPG equipment and accessories. Transportable Liquefied Petroleum Gas (LPG) welded steel pressure drums with a capacity between 150 litres and 1 000 litres— 64 стр.