The AWS D1.1 standard is widely adopted by the construction and manufacturing industries, and compliance with it is often required by building codes and regulations.
While many fabricators are deeply familiar with AWS D1.1 (Structural Welding Code – Steel), substituting it for AWS D14.1 in crane manufacturing can lead to compliance failures. Requirement AWS D14.1 (Industrial Cranes) AWS D1.1 (General Steel Structures) Heavy cyclic, dynamic, and impact loading Static or moderately cyclic loading Allowable Stress Curves Highly specific to crane service classes (CMAA Class A–F) Standardized categories for building/bridge structures Acceptance Criteria Stricter undercut and porosity limits for dynamic zones Standard structural visual inspection limits Inspection and Acceptance Criteria aws d141 pdf full
Disclaimer: This article is for informational purposes. Always purchase the current official standard from AWS for legal compliance. Prices and edition numbers are accurate as of 2025. The AWS D1
visual inspection. The standard defines maximum allowable limits for surface discontinuities such as undercut, porosity, and weld reinforcement height. Volumetric and Surface NDT Always purchase the current official standard from AWS