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BS EN 13001-3-1:2025 Cranes. General design - Limit states and proof competence of steel structure, 2025
- undefined
- 1 Scope
- 2 Normative references
- 3 Terms, definitions, symbols and abbreviations [Go to Page]
- 3.1 Terms and definitions
- 3.2 Symbols and abbreviations
- 4 General [Go to Page]
- 4.1 Documentation
- 4.2 Materials for structural members [Go to Page]
- 4.2.1 Grades and qualities
- 4.2.2 Impact toughness
- 4.3 Bolted connections [Go to Page]
- 4.3.1 Bolt materials
- 4.3.2 General
- 4.3.3 Shear and bearing connections
- 4.3.4 Friction grip type (slip resistant) connections
- 4.3.5 Connections loaded in tension
- 4.4 Pinned connections
- 4.5 Welded connections
- 4.6 Proof of competence for structural members and connections
- 5 Proof of static strength [Go to Page]
- 5.1 General
- 5.2 Limit design stresses and forces [Go to Page]
- 5.2.1 General
- 5.2.2 Limit design stress in structural members
- 5.2.3 Limit design forces in bolted connections [Go to Page]
- 5.2.3.1 Shear and bearing connections
- 5.2.3.2 Friction grip type connections
- 5.2.3.3 Connections loaded in tension
- 5.2.3.4 Bearing type connections loaded in combined shear and tension
- 5.2.4 Limit design forces in pinned connections [Go to Page]
- 5.2.4.1 Pins, limit design bending moment
- 5.2.4.2 Pins, limit design shear force
- 5.2.4.3 Pins and connected parts, limit design bearing force
- 5.2.4.4 Connected parts, limit design force with respect to shear
- 5.2.4.5 Connected parts, limit design force with respect to tensile stress
- 5.2.5 Limit design stresses in welded connections
- 5.3 Execution of the proof [Go to Page]
- 5.3.1 Proof for structural members
- 5.3.2 Proof for bolted connections
- 5.3.3 Proof for pinned connections
- 5.3.4 Proof for welded connections [Go to Page]
- 5.3.4.1 General
- 5.3.4.2 General method
- 5.3.4.3 Simplified method
- 6 Proof of fatigue strength [Go to Page]
- 6.1 General
- 6.2 Assessment methods [Go to Page]
- 6.2.1 Characteristic fatigue strength
- 6.2.2 Weld quality
- 6.2.3 Nominal stress method
- 6.2.4 Geometric stress method
- 6.2.5 Effective notch method
- 6.2.6 Requirements for fatigue testing for the nominal stress method
- 6.3 Stress histories [Go to Page]
- 6.3.1 General
- 6.3.2 Frequency of occurrence of stress cycles
- 6.3.3 Stress history parameter
- 6.3.4 Stress history classes S
- 6.4 Execution of the proof
- 6.5 Determination of the limit design stress range [Go to Page]
- 6.5.1 Applicable methods
- 6.5.2 Direct use of stress history parameter
- 6.5.3 Use of class S [Go to Page]
- 6.5.3.1 Slope constant m
- 6.5.3.2 Slope constant m = 3
- 6.5.3.3 Slope constant m ≠ 3
- 6.5.3.4 Simplified method for slope constants m ≠ 3
- 6.5.4 Combined effect of normal and shear stresses
- 7 Proof of static strength of hollow section girder joints
- 8 Proof of elastic stability [Go to Page]
- 8.1 General
- 8.2 Lateral buckling of members loaded in compression [Go to Page]
- 8.2.1 Critical buckling load
- 8.2.2 Limit compressive design force
- 8.3 Buckling of plate fields subjected to compressive and shear stresses [Go to Page]
- 8.3.1 General
- 8.3.2 Limit design stress with respect to longitudinal stress
- 8.3.3 Limit design stress with respect to transverse stress
- 8.3.4 Limit design stress with respect to shear stress
- 8.4 Lateral-torsional stability of beams [Go to Page]
- 8.4.1 General
- 8.4.2 Limit design moment for lateral-torsional buckling
- 8.4.3 Reduction factor for lateral-torsional buckling – General case
- 8.4.4 Critical buckling moment in lateral-torsional buckling
- 8.5 Execution of the proof [Go to Page]
- 8.5.1 Members loaded in compression
- 8.5.2 Plate fields [Go to Page]
- 8.5.2.1 Plate fields subjected to longitudinal or transverse compressive stress
- 8.5.2.2 Plate fields subjected to shear stress
- 8.5.2.3 Plate fields subjected to coexistent normal and shear stresses
- 8.5.3 Lateral-torsional stability of beams
- Annex A (informative)Limit design shear force Fv,Rd per bolt and per shear plane for multiple shear plane connections
- Annex B (informative)Preloaded bolts [Go to Page]
- B.1 General
- B.2 Tightening torques
- B.3 Limit design slip force FS,Rd
- Annex C (normative)Design weld stresses [Go to Page]
- C.1 General method
- C.2 Simple examples
- C.3 Reduction factor for long welds
- C.4 Effective distribution length under concentrated load
- C.5 Other types of welds
- Annex D (normative)Values of slope constant m and characteristic fatigue strength Δσc, Δτc
- Annex E (normative)Sequence of notch classes (NC)
- Annex F (informative)Evaluation of stress cycles (example)
- Annex G (informative)Calculation of stiffnesses for connections loaded in tension
- Annex H (normative)Hollow sections
- Annex I (normative)Characteristic fatigue strengths for the geometric stress method and the effective notch method
- Annex J (informative)General formula for elastic critical moment in lateral-torsional buckling of a simple beam
- Annex K (informative)Selection of a suitable set of crane standards for a given application
- Annex L (informative)List of hazards
- Annex M (normative)Specific values of steels for structural members
- Annex ZA (informative)Relationship between this European Standard and the essential requirements of Directive 2006/42/EC aimed to be covered [Go to Page]
