: Refer to the engineering drawing or contract specifications. For example, a "Level 2" might be acceptable for a structural aerospace part, while a "Level 5" might be fine for a decorative bracket. Important Note on "PDF Repacks"
The repack process refers to the preparation and packaging of the reference radiographs used in the ASTM E155 standard. The repack process involves: astm e155 porosity levels pdf repack
Yes, but only for rough sorting. For official acceptance, you need a calibrated NDT display (luminance > 300 cd/m², ambient light < 10 lux). : Refer to the engineering drawing or contract