Iso 17637 Pdf _verified_ May 2026

For direct inspection, the eye should be within 600 mm of the surface.

Verifying cleanliness between runs and identifying visible defects as the weld is built. iso 17637 pdf

The surface must have a minimum white light intensity of 350 lx , though 500 lx is recommended for better visibility. For direct inspection, the eye should be within

The standard applies to the visual inspection of welds the welding process: For direct inspection

Assessing the finished weld's profile, dimensions, and surface integrity. 2. Key Technical Requirements

To ensure accuracy, ISO 17637 mandates specific environmental and physical conditions for the inspector:

The angle of the eye relative to the surface should not be less than 30° .