TECHNICAL GUIDES · ASME B30.9
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Technical guides for rigging engineers: sling angle analysis, chain sling inspection, load planning, and equipment selection. Based on ASME B30.9 and EN 818-2.
ASME B30.9 · RIGGING GUIDE
Sling Angle vs Spreader Beam: When to Choose Each
Decision guide with tension factor table, ASME B30.9 thresholds, and a 3-step selection checklist for riggers.
· 6 min read →
ASME B30.9 · SAFETY INSPECTION
Chain Sling Inspection Checklist — Grade 80 & Grade 100
Complete inspection checklist per ASME B30.9: pre-use checks, periodic inspection, rejection criteria, and documentation.
· 7 min read →