2　术语和符号

• 2.1　术　　语

• 2.2　符　　号

4　材　　料

• 4.1　钢　　材

• 4.2　钢　　筋

• 4.3　混凝土

• 4.4　防火保护材料

5　温度场计算

• 5.1　一般规定

• 5.2　火灾升温曲线

• 5.3　无防火保护钢管约束混凝土柱温度场

• 5.4　有防火保护钢管约束混凝土柱温度场

• 5.5　钢管约束混凝土结构温度场

6　耐火验算

• 6.1　一般规定

• 6.2　轴心受压钢管约束混凝土柱

• 6.3　偏心受压钢管约束混凝土柱

• 6.4　考虑转动约束效应的钢管约束混凝土柱

• 6.5　钢管约束混凝土结构节点及其他构件

8　火灾后鉴定

• 8.1　一般规定

• 8.2　鉴定内容与评级标准

• 8.3　火灾后承载能力计算

附录C　采用非膨胀型钢结构防火涂料时钢管约束混凝土柱防火保护层的设计厚度

• C.1　圆形钢管约束混凝土柱

• C.2　方形与矩形钢管约束混凝土柱

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

4　Materials

• 4.1　Structural steel

• 4.2　Steel bars

• 4.3　Concrete

• 4.4　Fire protection materials

5　Calculation of temperature distribution

• 5.1　General requirements

• 5.2　Temperature-time curve of fire

• 5.3　Temperature distribution of unprotected steel tube confined concrete columns

• 5.4　Temperature distribution of steel tube confined concrete columns insulated by fire protection material

• 5.5　Temperature distribution of steel tube confined concrete structures

6　Fire resistance design

• 6.1　General requirements

• 6.2　Steel tube confined concrete columns under concentric loading

• 6.3　Steel tube confined concrete columns under eccentric loading

• 6.4　Steel tube confined concrete columns considering rotational restraint effects

• 6.5　Joints and other members in steel tube confined concrete structures

8　Post-fire appraisal

• 8.1　General requirements

• 8.2　Content for appraisal and rating standards

• 8.3　Post-fire calculation of bearing capacity

Appendix C　Design thickness of fire protection for steel tube confined concrete columns insulated by non-intumescent fire resistive coating