ДСТУ EN 15512:2015 Системы складские стационарные стальные. Сборно-разборные паллетные стеллажные системы. Принципы проектирования конструкций (EN 15512:2009, IDT)

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ПІДТВЕРДЖУВАЛЬНЕ ПОВІДОМЛЕННЯ

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EN 15512:2009

Steel static storage systems - Adjustable pallet racking systems
- Principles for structural design

прийнято як національний стандарт
методом «підтвердження» за позначенням
Відповідає офіційному тексту

ДСТУ EN 15512:2015
(EN 15512:2009, IDT)

Системи складські стаціонарні сталеві. Збірно-розбірні палетні стелажні системи.
Принципи проектування конструкцій

З наданням чинності від 2015–11–01
 

Contents

Foreword

Introduction

1 Scope

2 Normative references

3 Terms and definitions

4 Symbols

5 Basis of design

5.1 Requirements

5.1.1 Basic requirements

5.1.2 Un-braced racking systems

5.1.3 Braced racking systems

5.1.4 Design working life

5.1.5 Floor tolerances and deformations

5.2 Methods of design

5.2.1 General

5.2.2 Ultimate limit state

5.2.3 Serviceability limit state

5.3 Imperfections

5.3.1 General

5.3.2 Sway frame imperfections in un-braced systems

5.3.3 Bracing system imperfections

5.3.4 Imperfections in racks partially braced in the down-aisle direction

5.3.5 Member imperfections

6 Actions and combinations of actions

6.1 General

6.2 Permanent actions

6.2.1 General

6.2.2 Weights of materials and construction

6.3 Variable actions

6.3.1 General

6.3.2 Unit loads to be stored

6.3.3 Vertical placement loads

6.3.4 Horizontal placement loads

6.3.5 Effects of rack-guided equipment

6.3.6 Floor and walkway loads (see also EN 1991-1-1)

6.3.7 Actions arising from installation

6.4 Actions due to impact (accidental loads)

6.4.1 General

6.4.2 Accidental vertical actions

6.4.3 Accidental horizontal load

6.5 Wind loads

6.6 Snow loads

6.7 Seismic actions

7 Partial factors and combination rules

7.1 General

7.2 Combinations of actions for the ultimate limit state

7.3 Combination of actions for serviceability limit states

7.4 Load factors

7.5 Material factors

7.6 Stability against overturning

7.7 Racks braced against the building structure

8 Steel

8.1 General

8.1.1 Preliminary considerations

8.1.2 Material properties

8.1.3 Design values of material coefficients (general mechanical properties)

8.1.4 Steels with no guaranteed mechanical properties

8.1.5 Untested steels

8.2 Average yield strength of sections

8.3 Special selection of production material

8.4 Fracture toughness

8.5 Dimensional tolerances

8.5.1 General

8.5.2 Thickness of material

8.5.3 Tolerances on thickness

8.5.4 Width and depth of a cold-formed section

8.5.5 Member straightness

8.5.6 Twist

8.5.7 Tolerances with regard to design and assembly

8.6 Bracing eccentricities

8.7 Eccentricities between beams and uprights

8.8 Requirements for beam connector locks

8.9 Durability

9 Structural analysis

9.1 Structural modelling for analysis and basic assumption

9.2 Calculation of section properties

9.2.1 General

9.2.2 Effect of corner radii

9.2.3 Effect of perforations

9.2.4 Effect of cross-section distortion

9.2.5 Effect of local buckling

9.3 Beams

9.3.1 General

9.3.2 Moment of resistance of members not subject to lateral-torsional buckling

9.4 Design of beams

9.4.1 General

9.4.2 Loads on beams

9.4.3 Design bending moments for beams

9.4.4 Design shear force for beams

9.4.5 Deflection of beams

9.4.6 Beams as tie beams in braced pallet racks

9.4.7 Design resistance with respect to web crippling

9.4.8 Design resistance with respect to shear forces

9.4.9 Combined shear force, axial force and bending moment

9.4.10 Combined bending moment and web crippling

9.5 Design of beam end connectors

9.5.1 General

9.5.2 Design bending moments in beam end connectors

9.5.3 Design shear force for beam end connectors

9.5.4 Design shear force and bending moment for beam end connectors

9.6 Beams subject to bending and torsion

9.6.1 General

9.6.2 Lateral torsional buckling of beams

9.7 Compression, tension and bending in members

9.7.1 Non-perforated compression members

9.7.2 Perforated compression members

9.7.3 Cross sectional verification

9.7.4 Design strength with respect to flexural buckling

9.7.5 Torsional and flexural-torsional buckling

9.7.6 Combined bending and axial loading

9.8 Design of splices

9.9 Design of base plates

9.9.1 General

9.9.2 Effective area A bas for base plates

9.10 Floor materials

9.10.1 Concrete floors

9.10.2 Bituminous floors

9.10.3 Other floor materials

9.10.4 Design of anchorages

9.11 Design of run spacers

10 Global analysis of beam pallet racks

10.1 General considerations

10.1.1 General

10.1.2 Two dimensional analysis

10.1.3 Advanced three-dimensional analysis

10.2 Design procedure

10.2.1 Actions

10.2.2 Procedure

10.2.3 Analysis of braced and un-braced racks in the down-aisle direction

10.2.4 Moment-rotation characteristics of beam end connectors

10.2.5 Moment-rotation characteristics of the connection to the floor

10.3 Analysis of braced and un-braced racks in the cross-aisle direction

10.3.1 General

10.3.2 Out of plane stability

10.3.3 Frame classification

10.4 Methods of global analysis

10.5 Simplified methods of analysis for stability in the cross-aisle direction

10.6 Design of uprights

10.6.1 General

10.6.2 Design axial forces and bending moments

11 Serviceability limit states

11.1 General

11.2 Serviceability limit states for racking

12 Marking and labelling

12.1 Identification of performance of rack installations

13 Test methods and evaluation of results

13.1 General

13.2 Requirements for tests

13.2.1 Equipment

13.2.2 Support conditions

13.2.3 Application of the load

13.2.4 Increments of the test load

13.2.5 Assembly of test specimens

13.2.6 Test reports

13.3 Interpretation of test results

13.3.1 Definition of failure load

13.3.2 Corrections to test results

13.3.3 Derivation of characteristic values

13.3.4 Characteristic values for a family of tests

13.3.5 Corrections to failure loads or moments

Annex A (normative) Testing

A.1 Materials tests

A.1.1 Tensile test

A.1.2 Bend tests

A.2 Tests on components and connections

A.2.1 Stub column compression test

A.2.2 Compression tests on uprights - Checks for the effects of distortional buckling

A.2.3 Compression tests on uprights - Determination of buckling curves

A.2.4 Bending tests on beam end connectors

A.2.5 Looseness tests on beam end connectors

A.2.6 Shear tests on beam end connectors and connector locks

A.2.7 Tests on floor connections

A.2.8 Tests for the shear stiffness of upright frames

A.2.9 Bending tests on upright sections

A.2.10 Bending tests on beams

A.2.11 Tests on upright splices

Annex B (informative) Amplified sway method for down-aisle stability analysis

B.1 General

B.2 Linear elastic analysis

B.3 Elastic critical value

B.4 Amplification factor

Annex C (informative) Approximate equations for the design of a regular storage rack in the down-aisle direction

C.2 Additional bending moments due to pattern loading

C.3 Design Moments

C.4 Design loads in outer columns

Annex D (informative) Background to the acceptance of materials of low f u /f y ratio (cold reduced steel)

Annex F (informative) Equivalent beam loads

Annex G (informative) Simplified method for cross-aisle stability analysis in circumstances where there is uniform distribution of compartment loads over the height of the upright frame

G.1 General

G.2 Global buckling of upright frames.

G.3 Shear stiffness of upright frame

G.4 Amplification factor β

Annex H (informative) Factory production control (FPC)

H.1 General

H.2 Frequency of tests

H.3 Bending tests on beam end connectors

H.4 Bend tests

Annex I (informative) A–deviations

I.1 Dutch national legislative deviations

I.2 German national legislative deviations

Bibliography

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