ASME B106.1M (specifically ANSI/ASME B106.1M-1985) is the American National Standard for the Design of Transmission Shafting. It provides a rigorous design procedure for calculating the diameters of rotating steel shafts, whether solid or hollow, to ensure "unlimited life" under operational stresses. The Evolution of Shaft Design: Why ASME B106.1M Matters
Combined Stress: Calculating the effects of both bending moments (from gears or pulleys) and torsional moments (from the motor or engine). Safety Factors: Incorporating shock and fatigue factors ( Kmcap K sub m Ktcap K sub t Asme B106.1m Pdf
Despite its formal withdrawal, its math remains incredibly sound. It is a legendary piece of mechanical literature because it helped bridge the gap between crude static calculations and the modern understanding of material fatigue. ASME B106.1M: Shaft Design Standard | Strength Of Materials ASME B106
Why avoid unofficial "free" downloads?
ANSI Webstore: The American National Standards Institute also hosts digital downloads for a fee. Safety Factors : Incorporating shock and fatigue factors
| Feature | ASME B106.1m (1985/R2017) | ISO 10816-3 (2009/2019) | | :--- | :--- | :--- | | Primary Region | North America (legacy machinery) | Global (modern industry) | | Machine Types | General rotating & reciprocating | Specific groups (e.g., turbines, pumps, compressors) | | Foundation Treatment | Rigid vs. Flexible (simplistic) | Detailed classes based on machine power & shaft height | | Severity Criteria | Velocity (mm/s RMS) broad zones | Velocity with specific limits per machine class | | Current Usage | Declining but referenced in older specs | Industry default for new projects |