En Iso 13920-bf -

This standard is widely used in machine construction , steel structures , rail vehicles, and shipbuilding. Tolerance Tables Overview

Q: Is EN ISO 13920-BF a mandatory standard? A: The standard may be mandatory in certain industries or countries. Check with local regulations and industry associations for specific requirements. en iso 13920-bf

: This refers to the tolerance class for shape and position (straightness, flatness, and parallelism) . Key Features of ISO 13920 ISO 13920 An Explained Guide to Welding General Tolerances This standard is widely used in machine construction

For in Class B, the tolerance is determined by the length of the shorter leg of the angle: Up to 400 mm: ± 45 minutes of a degree. Over 400 to 1,000 mm: ± 30 minutes. Over 1,000 mm: ± 20 minutes. 3. Geometric Tolerances for Class F Check with local regulations and industry associations for