（中华人民共和国国家标准）

General principles，Terms and symbols，Basic design stipulations，Calculation of flexural members，Calculation of axially loaded members and members subjected to combined axial load and bending

1 General principles

2 Terms and symbols

2.1 Terms

2.2 Symbols

3 Basic design stipulations

3.1 Design principles

3.2 Load and calculation of load effects

3.3 Material selection

3.4 Design indices

3.5 Provisions for deformation of structures and structural members

4 Calculation of flexural members

4.1 Strength

4.2 Overall stability

4.3 Local stability

4.4 Calculation of built-up girder with webs taking accout of post-buckling strength

5 Calculation of axially loaded members and members subjected to combined axial load and bending

5.1 Axially loaded members

5.2 Members subjected to combined axial load and bending

5.3 Effective length andallowable slenderness ratio

5.4 Local stability of compression members

6 Fatigue calculation

6.1 General stipulations

6.2Fatigue calculation

7 Calculation of connections

7.1 Welded connection

7.2 Fastener connection

7.3 Flange connection of built-up I-section

7.4 Beam-to-column rigid connection

7.5 Calculation of connected plates at joints

7.6 Supports

8 Detailing requirements

8.1 General stipulations

8.2 Welded connection

8.3 Bolted riveted connections

8.4 Structural members

8.5 Requirements for crane girders and crane trusses

8.6 Large span roof structures

8.7 Requirements for preventing brittle fracture under low temperature

8.8 Fabrication, transportation and erection

8.9 Protection and heat insulation

9 Plastic design

9.1 General stipulations

9.2 Calculation of members

9.3 Allowable slenderness ratio and detailing requirements

10 Steel tubular tructures

10.1 General stipulations

10.2 Detailiing requirements

10.3 Capacity of members and joints

11 Composite steel and concrete beams

11.1 General stipulations

11.2 Design of compolite beams

11.3 Calculation of shear connectors

11.4 Calculation of deflection

11.5 Detailing requirements

Appendix A Allowable deflection of structures of structural members

Appendix B Overall stability factor of beams

Appendix C Stability factor of axial compression memebers

Appendix D Effective length factor for columns

Appendix E Classification of memebers and connections for fatigue calculation

Appendix F Stability calculation of truss gusset plate subject to compressive force of the diagonalweb member

Explanation of wording in this Code

《钢结构设计规范》GBJ17-88