AISI S100 2016 R2020

$50.70

AISI S100-16 (2020): North American Specification for the Design of Cold-Formed Steel Structural Members, 2016 Edition (Reaffirmed 2020)

Published By	Publication Date	Number of Pages
AISI	2016	505

Guaranteed Safe Checkout

Category: AISI

If you have any questions, feel free to reach out to our online customer service team by clicking on the bottom right corner. We’re here to assist you 24/7.
Email:[email protected]

Description

PDF Catalog

PDF Pages	PDF Title
1	NORTH AMERICAN SPECIFICATION FOR THE DESIGN OF COLD-FORMED STEEL STRUCTURAL MEMBERS
3	DISCLAIMER
4	DEDICATION
6	PREFACE
10	North American Specification Committee AISI Committee on Specifications for the Designof Cold-Formed Steel Structural Members and Its Subcommittees
12	Personnel
48	TABLE OF CONTENTS
56	A. GENERAL PROVISIONS A1 Scope, Applicability, and Definitions A1.1 Scope A1.2 Applicability
57	A1.3 Definitions
63	A1.4 Units of Symbols and Terms
64	A2 Referenced Specifications, Codes, and Standards
66	A2.1 Referenced Specifications, Codes, and Standards for United States and Mexico
67	A2.2 Referenced Specifications, Codes, and Standards for Canada A3 Material A3.1 Applicable Steels
68	A3.1.1 Steels With a Specified Minimum Elongation of Ten Percent or Greater (Elongation ( 10%)
69	A3.1.2 Steels With a Specified Minimum Elongation From Three Percent to Less Than Ten Percent (3% ( Elongation ( 10%)
70	A3.1.3 Steels With a Specified Minimum Elongation of Less Than Three Percent (Elongation ( 3%)
71	A3.2 Other Steels
72	A3.2.1 Ductility Requirements of Other Steels A3.2.1.1 Restrictions for Curtain Wall Studs A3.3 Yield Stress and Strength Increase From Cold Work of Forming A3.3.1 Yield Stress A3.3.2 Strength Increase From Cold Work of Forming
74	B. DESIGN REQUIREMENTS B1 General Provisions B2 Loads and Load Combinations B3 Design Basis B3.1 Required Strength [Effect Due to Factored Loads]
75	B3.2 Design for Strength B3.2.1 Allowable Strength Design (ASD) Requirements B3.2.2 Load and Resistance Factor Design (LRFD) Requirements B3.2.3 Limit States Design (LSD) Requirements
76	B3.3 Design for Structural Members B3.4 Design for Connections B3.4.1 Design for Anchorage to Concrete B3.5 Design for Stability B3.6 Design of Structural Assemblies and Systems B3.7 Design for Serviceability
77	B3.8 Design for Ponding B3.9 Design for Fatigue B3.10 Design for Corrosion Effects B4 Dimensional Limits and Considerations B4.1 Limitations for Use of the Effective Width Method or the Direct Strength Method
79	B4.2 Members Falling Outside the Applicability Limits B4.3 Shear Lag Effects—Short Spans Supporting Concentrated Loads
80	B5 Member Properties B6 Fabrication and Erection B7 Quality Control and Quality Assurance B7.1 Delivered Minimum Thickness B8 Evaluation of Existing Structures
81	C. DESIGN FOR STABILITY C1 Design for System Stability C1.1 Direct Analysis Method Using Rigorous Second-Order Elastic Analysis C1.1.1 Determination of Required Strengths C1.1.1.1 Analysis
82	C1.1.1.2 Consideration of Initial Imperfections
83	C1.1.1.3 Modification of Section Stiffness C1.1.2 Determination of Available Strengths [Factored Resistances]
84	C1.2 Direct Analysis Method Using Amplified First-Order Elastic Analysis C1.2.1 Determination of Required Strengths [Effects due to Factored Loads] C1.2.1.1 Analysis
86	C1.2.1.2 Consideration of Initial Imperfections C1.2.1.3 Modification of Section Stiffness C1.2.2 Determination of Available Strengths [Factored Resistances] C1.3 Effective Length Method
87	C1.3.1 Determination of Required Strengths [Effects of Factored Loads] C1.3.1.1 Analysis C1.3.1.2 Consideration of Initial Imperfections C1.3.2 Determination of Available Strengths [Factored Resistances]
88	C2 Member Bracing C2.1 Symmetrical Beams and Columns C2.2 C-Section and Z-Section Beams C2.2.1 Neither Flange Connected to Sheathing That Contributes to the Strength and Stability of the C- or Z-Section
90	C2.2.2 Flange Connected to Sheathing That Contributes to the Strength and Stability of the C- or Z-Section C2.3 Bracing of Axially Loaded Compression Members
92	D. MEMBERS IN TENSION D1 General Requirements D2 Yielding of Gross Section D3 Rupture of Net Section
93	E. MEMBERS IN COMPRESSION E1 General Requirements E2 Yielding and Global (Flexural, Flexural-Torsional, and Torsional) Buckling
94	E2.1 Sections Not Subject to Torsional or Flexural-Torsional Buckling E2.1.1 Closed-Box Sections E2.2 Doubly- or Singly-Symmetric Sections Subject to Torsional or Flexural-Torsional Buckling
95	E2.3 Point-Symmetric Sections E2.4 Non-Symmetric Sections
96	E2.5 Sections With Holes E3 Local Buckling Interacting With Yielding and Global Buckling E3.1 Effective Width Method E3.1.1 Members Without Holes
97	E3.1.1.1 Closed Cylindrical Tubular Sections E3.1.2 Members With Circular Holes E3.2 Direct Strength Method E3.2.1 Members Without Holes E3.2.2 Members With Holes
98	E4 Distortional Buckling E4.1 Members Without Holes E4.2 Members With Holes
100	F. MEMBERS IN FLEXURE F1 General Requirements F2 Yielding and Global (Lateral-Torsional) Buckling F2.1 Initiation of Yielding Strength
101	F2.1.1 Singly- or Doubly- Symmetric Sections Bending About Symmetric Axis
102	F2.1.2 Singly-Symmetric Sections Bending About Centroidal Axis Perpendicular to Axis of Symmetry
103	F2.1.3 Point-Symmetric Sections F2.1.4 Closed-Box Sections
104	F2.1.5 Other Cross-Sections F2.2 Beams With Holes F2.3 Initiation of Yielding Strength for Closed Cylindrical Tubular Sections
105	F2.4 Inelastic Reserve Strength F2.4.1 Element-Based Method
106	F2.4.2 Direct Strength Method
107	F3 Local Buckling Interacting With Yielding and Global Buckling F3.1 Effective Width Method F3.1.1 Members Without Holes
108	F3.1.2 Members With Holes F3.1.3 Members Considering Inelastic Reserve Strength F3.2 Direct Strength Method F3.2.1 Members Without Holes F3.2.2 Members With Holes
109	F3.2.3 Members Considering Local Inelastic Reserve Strength F4 Distortional Buckling F4.1 Members Without Holes
110	F4.2 Members With Holes
111	F4.3 Members Considering Distortional Inelastic Reserve Strength F5 Stiffeners F5.1 Bearing Stiffeners
112	F5.2 Bearing Stiffeners in C-Section Flexural Members
113	F5.3 Nonconforming Stiffeners
114	G. MEMBERS IN SHEAR AND WEB CRIPPLING G1 General Requirements G2 Shear Strength of Webs Without Holes G2.1 Flexural Members Without Transverse Web Stiffeners
115	G2.2 Flexural Members With Transverse Web Stiffeners G2.3 Web Elastic Critical Shear Buckling Force, Vcr
116	G3 Shear Strength of C-Section Webs With Holes
117	G4 Transverse Web Stiffeners G4.1 Conforming Transverse Web Stiffeners
118	G4.2 Nonconforming Transverse Web Stiffeners G5 Web Crippling Strength of Webs Without Holes
123	G6 Web Crippling Strength of C-Section Webs With Holes
124	H. MEMBERS UNDER COMBINED FORCES H1 Combined Axial Load and Bending H1.1 Combined Tensile Axial Load and Bending
125	H1.2 Combined Compressive Axial Load and Bending H2 Combined Bending and Shear
126	H3 Combined Bending and Web Crippling
128	H4 Combined Bending and Torsional Loading
130	I. ASSEMBLIES AND SYSTEMS I1 Built-Up Sections I1.1 Flexural Members Composed of Two Back-to-Back C-Sections
131	I1.2 Compression Members Composed of Two Sections in Contact I1.3 Spacing of Connections in Cover-Plated Sections
132	I2 Floor, Roof, or Wall Steel Diaphragm Construction I3 Mixed Systems I4 Cold-Formed Steel Light-Frame Construction I4.1 All-Steel Design of Wall Stud Assemblies
133	I5 Special Bolted Moment Frame Systems I6 Metal Roof and Wall Systems I6.1 Member Strength: General Cross-Sections and System Connectivity I6.1.1 Compression Member Design I6.1.1.1 Flexural, Torsional, or Flexural-Torsional Buckling I6.1.1.2 Local Buckling I6.1.1.3 Distortional Buckling
134	I6.1.2 Flexural Member Design I6.1.2.1 Lateral-Torsional Buckling I6.1.2.2 Local Buckling I6.1.2.3 Distortional Buckling I6.1.3 Member Design for Combined Flexure and Torsion I6.2 Member Strength: Specific Cross-Sections and System Connectivity I6.2.1 Flexural Members Having One Flange Through-Fastened to Deck or Sheathing
136	I6.2.2 Flexural Members Having One Flange Fastened to a Standing Seam Roof System I6.2.3 Compression Members Having One Flange Through-Fastened to Deck or Sheathing
138	I6.2.4 Z-Section Compression Members Having One Flange Fastened to a Standing Seam Roof I6.3 Standing Seam Roof Panel Systems I6.3.1 Strength of Standing Seam Roof Panel Systems
139	I6.4 Roof System Bracing and Anchorage I6.4.1 Anchorage of Bracing for Purlin Roof Systems Under Gravity Load With Top Flange Connected to Metal Sheathing
143	I6.4.2 Alternate Lateral and Stability Bracing for Purlin Roof Systems I7 Rack Systems
144	J. CONNECTIONS AND JOINTS J1 General Provisions J2 Welded Connections J2.1 Groove Welds in Butt Joints
145	J2.2 Arc Spot Welds
146	J2.2.1 Minimum Edge and End Distance
147	J2.2.2 Shear J2.2.2.1 Shear Strength for Sheet(s) Welded to a Thicker Supporting Member
148	J2.2.2.2 Shear Strength for Sheet-to-Sheet Connections
149	J2.2.3 Tension
150	J2.2.4 Combined Shear and Tension on an Arc Spot Weld
151	J2.3 Arc Seam Welds J2.3.1 Minimum Edge and End Distance
152	J2.3.2 Shear J2.3.2.1 Shear Strength for Sheet(s) Welded to a Thicker Supporting Member J2.3.2.2 Shear Strength for Sheet-to-Sheet Connections
153	J2.4 Top Arc Seam Sidelap Welds J2.4.1 Shear Strength of Top Arc Seam Sidelap Welds
155	J2.5 Fillet Welds
156	J2.6 Flare Groove Welds
159	J2.7 Resistance Welds
160	J3 Bolted Connections
162	J3.1 Minimum Spacing
163	J3.2 Minimum Edge and End Distances J3.3 Bearing J3.3.1 Bearing Strength Without Consideration of Bolt Hole Deformation
164	J3.3.2 Bearing Strength With Consideration of Bolt Hole Deformation
165	J3.4 Shear and Tension in Bolts J4 Screw Connections J4.1 Minimum Spacing J4.2 Minimum Edge and End Distances
166	J4.3 Shear J4.3.1 Shear Strength Limited by Tilting and Bearing J4.3.2 Shear in Screws J4.4 Tension J4.4.1 Pull-Out Strength J4.4.2 Pull-Over Strength
168	J4.4.3 Tension in Screws J4.5 Combined Shear and Tension J4.5.1 Combined Shear and Pull-Over
169	J4.5.2 Combined Shear and Pull-Out J4.5.3 Combined Shear and Tension in Screws
170	J5 Power-Actuated Fastener (PAF) Connections
171	J5.1 Minimum Spacing, Edge and End Distances
172	J5.2 Power-Actuated Fasteners (PAFs) in Tension J5.2.1 Tension Strength of Power-Actuated Fasteners (PAFs) J5.2.2 Pull-Out Strength J5.2.3 Pull-Over Strength
173	J5.3 Power-Actuated Fasteners (PAFs) in Shear J5.3.1 Shear Strength of Power-Actuated Fasteners (PAFs) J5.3.2 Bearing and Tilting Strength
174	J5.3.3 Pull-Out Strength in Shear J5.3.4 Net Section Rupture Strength J5.3.5 Shear Strength Limited by Edge Distance J5.4 Combined Shear and Tension
175	J6 Rupture J6.1 Shear Rupture
176	J6.2 Tension Rupture
177	J6.3 Block Shear Rupture
178	J7 Connections to Other Materials J7.1 Strength of Connection to Other Materials J7.1.1 Bearing J7.1.2 Tension J7.1.3 Shear
179	J7.2 Power-Actuated Fasteners (PAFs) in Concrete J7.2.1 Minimum Spacing, Edge and End Distances J7.2.2 Pull-Out Strength in Shear
180	K. STRENGTH FOR SPECIAL CASES K1 Test Standards K2 Tests for Special Cases K2.1 Tests for Determining Structural Performance K2.1.1 Load and Resistance Factor Design and Limit States Design
184	K2.1.2 Allowable Strength Design
185	K2.2 Tests for Confirming Structural Performance K2.3 Tests for Determining Mechanical Properties K2.3.1 Full Section K2.3.2 Flat Elements of Formed Sections
186	K2.3.3 Virgin Steel
187	L. DESIGN FOR SERVICEABILITY L1 Serviceability Determination for the Effective Width Method L2 Serviceability Determination for the Direct Strength Method L3 Flange Curling
188	M. DESIGN FOR FATIGUE M1 General
190	M2 Calculation of Maximum Stresses and Stress Ranges
191	M3 Design Stress Range M4 Bolts and Threaded Parts M5 Special Fabrication Requirements
194	APPENDIX 1, EFFECTIVE WIDTH OF ELEMENTS 1.1 Effective Width of Uniformly Compressed Stiffened Elements
195	1.1.1 Uniformly Compressed Stiffened Elements With Circular or Noncircular Holes
197	1.1.2 Webs and Other Stiffened Elements Under Stress Gradient
199	1.1.3 C-Section Webs With Holes Under Stress Gradient 1.1.4 Uniformly Compressed Elements Restrained by Intermittent Connections
202	1.2 Effective Width of Unstiffened Elements 1.2.1 Uniformly Compressed Unstiffened Elements 1.2.2 Unstiffened Elements and Edge Stiffeners With Stress Gradient
205	1.3 Effective Width of Uniformly Compressed Elements With a Simple Lip Edge Stiffener
207	1.4 Effective Width of Stiffened Elements With Single or Multiple Intermediate Stiffeners or Edge-Stiffened Elements With Intermediate Stiffener(s) 1.4.1 Effective Width of Uniformly Compressed Stiffened Elements With Single or Multiple Intermediate Stiffeners
208	1.4.1.1 Specific Case: Single or n Identical Stiffeners, Equally Spaced
209	1.4.1.2 General Case: Arbitrary Stiffener Size, Location, and Number
210	1.4.2 Edge-Stiffened Elements With Intermediate Stiffener(s)
212	APPENDIX 2, ELASTIC BUCKLING ANALYSIS OF MEMBERS 2.1 General Provisions
213	2.2 Numerical Solutions 2.3 Analytical Solutions
214	2.3.1 Members Subject to Compression 2.3.1.1 Global Buckling (Fcre, Pcre)
215	2.3.1.2 Local Buckling (Fcr, Pcr) 2.3.1.3 Distortional Buckling (Fcrd, Pcrd)
217	2.3.2 Members With Holes Subject to Compression 2.3.2.1 Global Buckling (Fcre, Pcre) for Members With Holes
218	2.3.2.1.1 Sections With Holes Not Subject to Torsional or Flexural-Torsional Buckling
219	2.3.2.1.2 Doubly- or Singly-Symmetric Sections (With Holes) Subject to Torsional or Flexural-Torsional Buckling 2.3.2.1.3 Point Symmetric Sections With Holes
220	2.3.2.1.4 Non-Symmetric Sections With Holes 2.3.2.2 Local Buckling (Fcr, Pcr) for Members With Holes
221	2.3.2.3 Distortional Buckling (Fcrd, Pcrd) for Members With Holes 2.3.3 Members Subject to Flexure 2.3.3.1 Global Buckling (Fcre, Mcre) 2.3.3.2 Local Buckling (Fcr, Mcr)
222	2.3.3.3 Distortional Buckling (Fcrd, Mcrd)
223	2.3.4 Members With Holes Subject to Flexure 2.3.4.1 Global Buckling (Fcre, Mcre) for Members With Holes 2.3.4.1.1 Singly- or Doubly- Symmetric Sections (With Holes) Bending About Symmetric Axis
224	2.3.4.1.2 Point-Symmetric Sections (With Holes) 2.3.4.1.3 Closed-Boxed Section (With Holes) 2.3.4.2 Local Buckling (Fcr, Mcr) for Members With Holes 2.3.4.3 Distortional Buckling (Fcrd, Mcrd) for Members With Holes
225	2.3.5 Shear Buckling (Vcr)
230	APPENDIX A, PROVISIONS APPLICABLE TO THE UNITED STATES AND MEXICO I6.2.2 Flexural Members Having One Flange Fastened to a Standing Seam Roof System I6.2.4 Z-Section Compression Members Having One Flange Fastened to a Standing Seam Roof
231	I6.3.1a Strength of Standing Seam Roof Panel Systems
232	J2a Welded Connections J3.4 Shear and Tension in Bolts
238	APPENDIX B, PROVISIONS APPLICABLE TO CANADA C2a Lateral and Stability Bracing C2.1 Symmetrical Beams and Columns C2.1.1 Discrete Bracing for Beams C2.1.2 Bracing by Deck, Slab, or Sheathing for Beams and Columns C2.2a C-Section and Z-Section Beams
239	C2.2.2 Discrete Bracing C2.2.3 One Flange Braced by Deck, Slab, or Sheathing C2.2.4 Both Flanges Braced by Deck, Slab, or Sheathing I6.2.2 Flexural Members Having One Flange Fastened to a Standing Seam Roof System J2a Welded Connections
240	J3.4 Shear and Tension in Bolts K2.1.1a Load and Resistance Factor Design and Limit States Design
242	COMMENTARY ON THE NORTH AMERICAN SPECIFICATION FOR THE DESIGN OF COLD-FORMED STEEL STRUCTURAL MEMBERS
243	DISCLAIMER
244	PREFACE
246	TABLE OF CONTENTS
254	INTRODUCTION
256	A. GENERAL PROVISIONS A1 Scope, Applicability, and Definitions A1.1 Scope A1.2 Applicability
257	A1.3 Definitions
262	A1.4 Units of Symbols and Terms A2 Referenced Specifications, Codes, and Standards
263	A3 Material A3.1 Applicable Steels A3.1.1 Steels With a Specified Minimum Elongation of Ten Percent or Greater (Elongation ( 10%)
264	A3.1.2 Steels With a Specified Minimum Elongation From Three Percent to Less Than Ten Percent (3% ( Elongation < 10%) A3.1.3 Steels With a Specified Minimum Elongation of Less Than Three Percent (Elongation < 3%)
266	A3.2 Other Steels
267	A3.2.1 Ductility Requirements of Other Steels A3.2.1.1 Restrictions for Curtain Wall Studs
268	A3.3 Yield Stress and Strength Increase From Cold Work of Forming A3.3.1 Yield Stress
269	A3.3.2 Strength Increase From Cold Work of Forming
274	B. DESIGN REQUIREMENTS B1 General Provisions B2 Loads and Load Combinations B3 Design Basis
275	B3.1 Required Strength [Effect Due to Factored Loads] B3.2 Design for Strength B3.2.1 Allowable Strength Design (ASD) Requirements B3.2.2 Load and Resistance Factor Design (LRFD) Requirements
281	B3.2.3 Limit States Design (LSD) Requirements
282	B3.3 Design of Structural Members
283	B3.4 Design of Connections B3.5 Design for Stability B3.6 Design of Structural Assemblies and Systems B3.7 Design for Serviceability
284	B3.8 Design for Ponding B3.9 Design for Fatigue B3.10 Design for Corrosion Effects
285	B4 Dimensional Limits and Considerations B4.1 Limitations for Use of the Effective Width Method or Direct Strength Method
286	B4.2 Members Falling Outside the Application Limits
287	B4.3 Shear Lag Effects — Short Spans Supporting Concentrated Loads
288	B5 Member Properties B6 Fabrication and Erection
289	B7 Quality Control and Quality Assurance B7.1 Delivered Minimum Thickness B8 Evaluation of Existing Structures
290	C. DESIGN FOR STABILITY C1 Design for System Stability
291	C1.1 Direct Analysis Method Using Rigorous Second-Order Elastic Analysis
294	C1.2 Direct Analysis Method Using Amplified First-Order Elastic Analysis
295	C1.3 Effective Length Method
296	C2 Member Bracing
297	C2.1 Symmetrical Beams and Columns C2.2 C-Section and Z-Section Beams C2.2.1 Neither Flange Connected to Sheathing That Contributes to the Strength and Stability of the Section
304	C2.2.2 Flange Connected to Sheathing That Contributes to the Strength and Stability of the C- or Z-Section C2.3 Bracing of Axially Loaded Compression Members
306	D. MEMBERS IN TENSION D2 Yielding of Gross Section D3 Rupture of Net Section
307	E. MEMBERS IN COMPRESSION E1 General Requirements
309	E2 Yielding and Global (Flexural, Flexural-Torsional and Torsional) Buckling
318	E2.1 Sections Not Subject to Torsional or Flexural-Torsional Buckling
319	E2.1.1 Closed-Box Section E2.2 Doubly- or Singly-Symmetric Sections Subject to Torsional or Flexural-Torsional Buckling
320	E2.3 Point-Symmetric Sections E2.4 Non-Symmetric Sections E2.5 Sections With Holes E3 Local Buckling Interacting With Yielding and Global Buckling
321	E3.1 Effective Width Method
322	E3.1.1 Members Without Holes E3.1.1.1 Closed Cylindrical Tubular Sections
325	E3.1.2 Members With Circular Holes E3.2 Direct Strength Method E3.2.1 Members Without Holes E3.2.2 Members With Holes
326	E4 Distortional Buckling E4.1 Members Without Holes
327	E4.2 Members With Holes
329	F. MEMBERS IN FLEXURE F1 General Requirements
332	F2 Yielding and Global (Lateral-Torsional) Buckling F2.1 Initiation of Yielding Strength
337	F2.2 Beams With Holes
338	F2.3 Initiation of Yielding Strength [Resistance] for Closed Cylindrical Tubular Sections
339	F2.4 Inelastic Reserve Strength F2.4.1 Element-Based Method
340	F2.4.2 Direct Strength Method F3 Local Buckling Interacting With Yielding and Global Buckling F3.1 Effective Width Method
343	F3.1.1 Members Without Holes F3.1.2 Members With Holes F3.1.3 Members Considering Inelastic Reserve Strength F3.2 Direct Strength Method
344	F3.2.1 Members Without Holes F3.2.2 Members With Holes F3.2.3 Members Considering Local Inelastic Reserve Strength
345	F4 Distortional Buckling F4.1 Members Without Holes
346	F4.2 Members With Holes
347	F4.3 Members Considering Distortional Inelastic Reserve Strength F5 Stiffeners F5.1 Bearing Stiffeners
348	F5.2 Bearing Stiffeners in C-Section Flexural Members F5.3 Nonconforming Stiffeners
349	G. MEMBERS IN SHEAR AND WEB CRIPPLING G1 General Requirements G2 Shear Strength [Resistance] of Webs Without Holes G2.1 Flexural Members Without Transverse Web Stiffeners
350	G2.2 Flexural Members With Transverse Web Stiffeners G2.3 Web Elastic Critical Shear Buckling Force, Vcr G3 Shear Strength of C-Section Webs With Holes
351	G4 Transverse Web Stiffeners G4.1 Conforming Transverse Web Stiffeners G4.2 Nonconforming Transverse Web Stiffeners G5 Web Crippling Strength of Webs Without Holes
358	G6 Web Crippling Strength of C-Section Webs With Holes
359	H. MEMBERS UNDER COMBINED FORCES H1 Combined Axial Load and Bending H1.1 Combined Tensile Axial Load and Bending H1.2 Combined Compressive Axial Load and Bending
361	H2 Combined Bending and Shear
363	H3 Combined Bending and Web Crippling
364	H4 Combined Bending and Torsional Loading
366	I. ASSEMBLIES AND SYSTEMS I1 Built-Up Sections I1.1 Flexural Members Composed of Two Back-to-Back C-Sections
367	I1.2 Compression Members Composed of Two Sections in Contact
368	I1.3 Spacing of Connections in Cover-Plated Sections
369	I2 Floor, Roof, or Wall Steel Diaphragm Construction
370	I3 Mixed Systems I4 Cold-Formed Steel Light-Frame Construction I4.1 All-Steel Design of Wall Stud Assemblies
371	I5 Special Bolted Moment Frame Systems
372	I6 Metal Roof and Wall Systems I6.1 Member Strength: General Cross-Sections and System Connectivity
373	I6.2 Member Strength: Specific Cross-Sections and System Connectivity I6.2.1 Flexural Members Having One Flange Through-Fastened to Deck or Sheathing
374	I6.2.2 Flexural Members Having One Flange Fastened to a Standing Seam Roof System I6.2.3 Compression Members Having One Flange Through-Fastened to Deck or Sheathing
375	I6.2.4 Z-Section Compression Members Having One Flange Fastened to a Standing Seam Roof I6.3 Standing Seam Roof Panel Systems I6.3.1 Strength [Resistance] of Standing Seam Roof Panel Systems
376	I6.4 Roof System Bracing and Anchorage I6.4.1 Anchorage of Bracing for Purlin Roof Systems Under Gravity Load With Top Flange Connected to Metal Sheathing
378	I6.4.2 Alternative Lateral and Stability Bracing for Purlin Roof Systems I7 Rack Systems
379	J. CONNECTIONS AND JOINTS J1 General Provisions J2 Welded Connections
380	J2.1 Groove Welds in Butt Joints J2.2 Arc Spot Welds
381	J2.2.1 Minimum Edge and End Distance J2.2.2 Shear J2.2.2.1 Shear Strength for Sheet(s) Welded to a Thicker Supporting Member
382	J2.2.2.2 Shear Strength for Sheet-to-Sheet Connections J2.2.3 Tension
383	J2.2.4 Combined Shear and Tension on an Arc Spot Weld J2.3 Arc Seam Welds J2.3.2 Shear J2.3.2.1 Shear Strength for Sheet(s) Welded to a Thicker Supporting Member
384	J2.3.2.2 Shear Strength for Sheet-to-Sheet Connections J2.4 Top Arc Seam Sidelap Welds J2.4.1 Shear Strength of Top Arc Seam Sidelap Welds
385	J2.5 Fillet Welds
386	J2.6 Flare Groove Welds
387	J2.7 Resistance Welds J3 Bolted Connections
389	J3.3 Bearing
390	J3.3.1 Bearing Strength Without Consideration of Bolt Hole Deformation J3.3.2 Bearing Strength With Consideration of Bolt Hole Deformation J3.4 Shear and Tension in Bolts J4 Screw Connections
391	J4.1 Minimum Spacing J4.2 Minimum Edge and End Distances
392	J4.3 Shear J4.3.1 Shear Strength [Resistance] Limited by Tilting and Bearing J4.3.2 Shear in Screws
393	J4.4 Tension J4.4.1 Pull-Out Strength J4.4.2 Pull-Over Strength
394	J4.4.3 Tension in Screws J4.5 Combined Shear and Tension J4.5.1 Combined Shear and Pull-Over
395	J4.5.2 Combined Shear and Pull-Out J4.5.3 Combined Shear and Tension in Screws J5 Power-Actuated Fastener (PAF) Connections
396	J5.1 Minimum Spacing, Edge and End Distances J5.2 Power-Actuated Fasteners (PAFs) in Tension J5.2.1 Tension Strength of Power-Actuated Fasteners (PAFs) J5.2.2 Pull-Out Strength
397	J5.2.3 Pull-Over Strength J5.3 Power-Actuated Fasteners (PAFs) in Shear
398	J5.3.1 Shear Strength of Power-Actuated Fasteners (PAFs) J5.3.2 Bearing and Tilting Strength J5.3.3 Pull-Out Strength in Shear J5.3.4 Net Section Rupture Strength J5.3.5 Shear Strength Limited by Edge Distance J5.4 Combined Shear and Tension
399	J6 Rupture
404	J7 Connections to Other Materials J7.1 Connection Strength to Other Materials
405	J7.1.1 Bearing J7.1.2 Tension J7.1.3 Shear
406	J7.2 Power-Actuated Fasteners (PAFs) in Concrete
407	K. RATIONAL ENGINEERING ANALYSIS AND TESTING K1 Test Standards K2 Tests for Special Cases K2.1 Tests for Determining Structural Performance K2.1.1 Load and Resistance Factor Design and Limit States Design
410	K2.1.2 Allowable Strength Design K2.2 Tests for Confirming Structural Performance
411	K2.3 Tests for Determining Mechanical Properties K2.3.1 Full Section K2.3.2 Flat Elements of Formed Sections K2.3.3 Virgin Steel
412	L. DESIGN FOR SERVICEABILITY (Ieff) L1 Serviceability Determination for Effective Width Method L2 Serviceability Determination for Direct Strength Method L3 Flange Curling
413	M. DESIGN FOR FATIGUE
416	APPENDIX 1, EFFECTIVE WIDTH OF ELEMENTS
420	1.1 Effective Width of Uniformly Compressed Stiffened Elements
422	1.1.1 Uniformly Compressed Stiffened Elements With Circular or Noncircular Holes 1.1.2 Webs and Other Stiffened Elements Under Stress Gradient
423	1.1.3 C-Section Webs With Holes Under Stress Gradient
424	1.1.4 Uniformly Compressed Elements Restrained by Intermittent Connections
426	1.2 Effective Widths of Unstiffened Elements
428	1.2.1 Uniformly Compressed Unstiffened Elements 1.2.2 Unstiffened Elements and Edge Stiffeners With Stress Gradient
430	1.3 Effective Width of Uniformly Compressed Elements With a Simple Lip Edge Stiffener
431	1.4 Effective Widths of Stiffened Elements With Single or Multiple Intermediate Stiffeners or Edge-Stiffened Elements With Intermediate Stiffener(s) 1.4.1 Effective Width of Uniformly Compressed Stiffened Elements With Single or Multiple Intermediate Stiffeners
433	1.4.2 Edge-Stiffened Elements With Intermediate Stiffener(s)
434	APPENDIX 2, ELASTIC BUCKLING ANALYSIS OF MEMBERS 2.1 General Provisions 2.2 Numerical Solutions 2.2.1 Elastic Buckling of Cold-Formed Steel Members
436	2.2.2 Summary of Available Numerical Solution Methods
443	2.2.3 Numerical Solutions – Identifying Buckling Modes
445	2.2.4 Numerical Solutions – End Boundary Conditions
446	2.2.5 Numerical Solutions – Shear Buckling
447	2.2.6 Numerical Solutions – Members With Holes
450	2.2.7 Numerical Solutions – Bracing and Attachments
451	2.2.8 Numerical Solutions – Moment Gradient or Stress Gradient 2.2.9 Numerical Solutions—Members With Variation Along Length 2.2.10 Numerical Solutions – Built-Up Sections and Assemblages
452	2.3 Analytical Solutions 2.3.1 Members Subject to Compression 2.3.1.1 Global Buckling (Fcre, Pcre)
454	2.3.1.2 Local Buckling (Fcr, Pcr) 2.3.1.3 Distortional Buckling (Fcrd, Pcrd)
456	2.3.2 Members With Holes Subject to Compression 2.3.2.1 Global Buckling (Fcre, Pcre) for Members With Holes 2.3.2.1.1 Sections With Holes Not Subject to Torsional or Flexural-Torsional Buckling
457	2.3.2.1.2 Doubly- or Singly-Symmetric Sections (With Holes) Subject to Torsional or Flexural-Torsional Buckling
458	2.3.2.1.3 Point Symmetric Sections With Holes 2.3.2.1.4 Non-Symmetric Sections With Holes 2.3.2.2 Local Buckling (Fcr, Pcr) for Members With Holes 2.3.2.3 Distortional Buckling (Fcrd, Pcrd) for Members With Holes
459	2.3.3 Members Subject to Flexure 2.3.3.1 Global Buckling (Fcre, Mcre) 2.3.3.2 Local Buckling (Fcr, Mcr) 2.3.3.3 Distortional Buckling (Fcrd, Mcrd)
462	2.3.4 Members With Holes Subject to Flexure 2.3.4.1 Global Buckling (Fcre, Mcre) for Members With Holes 2.3.4.2 Local Buckling (Fcr, Mcr) for Members With Holes 2.3.4.3 Distortional Buckling (Fcrd, Mcrd) for Members With Holes 2.3.5 Shear Buckling (Vcr)
466	APPENDIX A, COMMENTARY ON PROVISIONS APPLICABLE TO THE UNITED STATES AND MEXICO I6.2.2 Flexural Members Having One Flange Fastened to a Standing Seam Roof System I6.2.4 Z-Section Compression Members Having One Flange Fastened to a Standing Seam Roof
467	I6.3.1a Strength of Standing Seam Roof Panel Systems
468	J3.4 Shear and Tension in Bolts
472	APPENDIX B, COMMENTARY ON PROVISIONS APPLICABLE TO CANADA C2a Lateral and Stability Bracing C2.1a Symmetrical Beams and Columns C2.1.1 Discrete Bracing for Beams C2.2a C-Section and Z-Section Beams C2.2.2 Discrete Bracing
473	C2.2.3 One Flange Braced by Deck, Slab, or Sheathing
474	REFERENCES

Additional information

Standard Title	AISI S100-16 (2020): North American Specification for the Design of Cold-Formed Steel Structural Members, 2016 Edition (Reaffirmed 2020)
Published Code	AISI
Publication Date	2016
Pages Count	505

Preview PDF


PDF Format	Searchable	Printable	Preview Now

AISI S100 2016 R2020

PDF Catalog

Related products