NZS 3404.1 & .2 1997 Steel Structures NZS 3404.1 & .2 1997 Steel Structures 下载 - 国外标准

NZS 3404.1 & .2 1997 Steel StructuresPDF 第 1 页 · 原页码 1

NZS 3404:Part 1:1997

12.10 Design of moment-resisting framed seismic-resisting systems	249
12.11 Design of eccentrically braced framed seismic-resisting systems	252
12.12 Design of concentrically braced framed seismic-resisting systems	257
12.13 Dual seismic-resisting systems	268
12.14 Fabrication in yielding regions	268
13 DESIGN OF COMPOSITE MEMBERS AND STRUCTURES
13.1 Scope and general introduction	271
13.2 Composite slab design	274
13.3 Connections between steel and concrete for composite action	276
13.4 Design of composite beams with shear connectors	279
13.5 Design of composite beams without shear connectors	289
13.6 Shear strength of composite beams	290
13.7 End connections to composite beams	290
13.8 Design of composite columns	290
14 FABRICATION
14.1 Rejection of a fabricated item	297
14.2 Material	297
14.3 Fabrication procedures	297
14.4 Tolerances	302
15 ERECTION
15.1 General	309
15.2 Erection procedures	309
15.3 Tolerances	314
15.4 Inspection of bolted connections	317
15.5 Grouting at supports	318
16 MODIFICATION OF EXISTING STRUCTURES
16.1 General	319
16.2 Materials	319
16.3 Cleaning	319
16.4 Special provisions	319
17 TESTING OF STRUCTURES OR ELEMENTS
17.1 General	321
17.2 Definitions	321
17.3 Test requirements	321
17.4 Proof testing	321
17.5 Prototype testing	322
17.6 Reporting of tests	323

Contents continued

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NZS 3404.1 & .2 1997 Steel StructuresPDF 第 2 页 · 原页码 2

COMMITTEE REPRESENTATION

This Standard was prepared under the supervision of the Steel Structures Committee (P 3404) for the Standards Council established under the Standards Act 1988. The Committee consisted of:

Messrs G.C. Clifton (Chairman), B.J. Brown, Dr J.W. Butterworth and T.W. Robertson.

ACKNOWLEDGEMENT

Standards New Zealand gratefully acknowledges the financial assistance provided by BHP NZ Steel, BHP Long Products Division (Australia), HERA, Fletcher Steel and Steel and Tube.

© COPYRIGHT

The copyright of this document is the property of the Standards Council. No part of it may be reproduced by photocopying or by any other means without the prior written permission of the Chief Executive of Standards New Zealand unless the circumstances are covered by Part III of the Copyright Act 1994.

Standards New Zealand will vigorously defend the copyright in this Standard. Every person who breaches Standards New Zealand's copyright may be liable to a fine not exceeding $50,000 or to imprisonment for a term not to exceed three months. If there has been a flagrant breach of copyright, Standards New Zealand may also seek additional damages from the infringing party, in addition to obtaining injunctive relief and an account of profits.

Published by Standards New Zealand, the trading arm of the Standards Council, Private Bag 2439, Wellington 6140. Telephone: (04) 498 5990, Fax: (04) 498 5994. Website: www.standards.co.nz

AMENDMENTS
No	Date of issue	Description	Entered by, and date
1	June 2001	Incorporates technical and editorial changes and includes items and references by way of clarification.	Incorporated in this reprint
2	October 2007	Aligns the Standard with the AS/NZS 1170 set and corrects an ambiguity in design action.	Incorporated in this reprint

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NZS 3404.1 & .2 1997 Steel StructuresPDF 第 3 页 · 原页码 3

CONTENTS	PAGE
Committee representation	IFC
Acknowledgement	IFC
Copyright	IFC
Foreword	9
Section
1 SCOPE AND GENERAL
1.1 Scope	13
1.2 Referenced documents	14
1.3 Definitions	14
1.4 Notation	23
1.5 Use of alternative materials or methods	42
1.6 Design and construction review	42
2 MATERIALS AND BRITTLE FRACTURE
2.1 Yield stress and tensile strength used in design	45
2.2 Structural steel	45
2.3 Fasteners	46
2.4 Steel castings	47
2.5 Concrete	47
2.6 Material selection to suppress brittle fracture	47
3 GENERAL DESIGN REQUIREMENTS
3.1 Design	53
3.2 Loads and other effects	53
3.3 Ultimate limit state	54
3.4 Serviceability limit state	55
3.5 Ultimate and serviceability limit states by load testing	58
3.6 Brittle fracture	58
3.7 Fatigue	58
3.8 Fire	58
3.9 Earthquake	58
4 STRUCTURAL ANALYSIS
4.1 Methods of structural analysis	59
4.2 Structural form	59
4.3 Assumptions and approximations for analysis	60
4.4 Elastic analysis	62
4.5 Elastic analysis with moment or shear redistribution	68
4.6 Plastic analysis	72
4.7 Limits on plastic hinge rotation in yielding regions of members	73
4.8 Member buckling analysis	75
4.9 Frame buckling analysis	80

Contents continued overleaf

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NZS 3404.1 & .2 1997 Steel StructuresPDF 第 4 页 · 原页码 4

5	MEMBERS SUBJECT TO BENDING AND SHEAR
5.1	Design for bending moment	83
5.2	Nominal section moment capacity for bending about a principal axis	84
5.3	Nominal member moment capacity of segments and members subject to major principal x-axis bending and with full lateral restraint	87
5.4	Restraints	90
5.5	Critical flange	96
5.6	Nominal member moment capacity of segments subject to x-axis bending and with or without full lateral restraint	96
5.7	Bending in a non-principal plane	103
5.8	Separators and diaphragms	104
5.9	Design of webs	104
5.10	Arrangement of webs	105
5.11	Nominal shear capacity of webs	107
5.12	Interaction of shear and bending moment	111
5.13	Compressive bearing action on the edge of a web	112
5.14	Design of load bearing stiffeners	117
5.15	Design of intermediate transverse web stiffeners	119
5.16	Design of longitudinal web stiffeners	121
6	MEMBERS SUBJECT TO AXIAL COMPRESSION
6.1	Design for axial compression	123
6.2	Nominal section capacity	123
6.3	Nominal member capacity	126
6.4	Laced and battened compression members	131
6.5	Compression members back to back	134
6.6	Discontinuous angle, channel and tee section compression members not requiring design for moment action	135
6.7	Restraining elements	137
7	MEMBERS SUBJECT TO AXIAL TENSION
7.1	Design for axial tension	139
7.2	Nominal section capacity	139
7.3	Distribution of forces	139
7.4	Tension members with 2 or more main components	141
7.5	Members with pin connections	142
8	MEMBERS SUBJECT TO COMBINED ACTIONS
8.1	General	143
8.2	Design actions	146
8.3	Section capacity	146
8.4	Member capacity	149

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NZS 3404.1 & .2 1997 Steel StructuresPDF 第 5 页 · 原页码 5

9 CONNECTIONS

9.1	General	157
9.2	Definitions	162
9.3	Design of bolts	163
9.4	Assessment of the strength of a bolt group	168
9.5	Design of a pin connection	169
9.6	Design details for bolts and pins	170
9.7	Design of welds	171
9.8	Assessment of the strength of a fillet weld group	182
9.9	Packing in construction	183

10 FATIGUE

10.1	General	185
10.2	Fatigue loading	188
10.3	Design spectrum	189
10.4	Exemption from assessment	190
10.5	Detail category	190
10.6	Fatigue strength	191
10.7	Exemption from further assessment	201
10.8	Fatigue assessment	201
10.9	Punching limitation	203

11 FIRE

11.1	Requirements	205
11.2	Definitions	205
11.3	Determination of period of structural adequacy	206
11.4	Variation of mechanical properties of steel with temperature	206
11.5	Determination of limiting steel temperature	208
11.6	Determination of time at which limiting temperature is attained for unprotected members	208
11.7	Determination of time at which limiting temperature is attained for protected members	208
11.8	Determination of PSA from a single test	211
11.9	Three-sided fire exposure condition	211
11.10	Special considerations	212

12 SEISMIC DESIGN

12.1	Definitions	215
12.2	General design and analysis philosophy	215
12.3	Methods of analysis and design	221
12.4	Material requirements	226
12.5	Section geometry requirements	227
12.6	Member restraint	229
12.7	Beams	232
12.8	Columns	232
12.9	Connections and built-up members	237

Contents continued overleaf

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NZS 3404.1 & .2 1997 Steel StructuresPDF 第 6 页 · 原页码 6

NZS 3404:Part 1:1997

12.10 Design of moment-resisting framed seismic-resisting systems	249
12.11 Design of eccentrically braced framed seismic-resisting systems	252
12.12 Design of concentrically braced framed seismic-resisting systems	257
12.13 Dual seismic-resisting systems	268
12.14 Fabrication in yielding regions	268
13 DESIGN OF COMPOSITE MEMBERS AND STRUCTURES
13.1 Scope and general introduction	271
13.2 Composite slab design	274
13.3 Connections between steel and concrete for composite action	276
13.4 Design of composite beams with shear connectors	279
13.5 Design of composite beams without shear connectors	289
13.6 Shear strength of composite beams	290
13.7 End connections to composite beams	290
13.8 Design of composite columns	290
14 FABRICATION
14.1 Rejection of a fabricated item	297
14.2 Material	297
14.3 Fabrication procedures	297
14.4 Tolerances	302
15 ERECTION
15.1 General	309
15.2 Erection procedures	309
15.3 Tolerances	314
15.4 Inspection of bolted connections	317
15.5 Grouting at supports	318
16 MODIFICATION OF EXISTING STRUCTURES
16.1 General	319
16.2 Materials	319
16.3 Cleaning	319
16.4 Special provisions	319
17 TESTING OF STRUCTURES OR ELEMENTS
17.1 General	321
17.2 Definitions	321
17.3 Test requirements	321
17.4 Proof testing	321
17.5 Prototype testing	322
17.6 Reporting of tests	323

Contents continued

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NZS 3404.1 & .2 1997 Steel Structures

标准信息

标准简介

中文简介

English summary

标准内容预览

NZS 3404:Part 1:1997

COMMITTEE REPRESENTATION

ACKNOWLEDGEMENT

© COPYRIGHT

CONTENTS

9 CONNECTIONS

10 FATIGUE

11 FIRE

12 SEISMIC DESIGN

NZS 3404:Part 1:1997

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