V2EX angle section

Angle Section

定义 Definition

angle section(也作 angle / angle iron / L-section)指“角钢/角形型钢(L 形截面钢材)”,常用于钢结构、支架、框架、加强筋等,因其截面呈直角“L”形而得名。

发音 Pronunciation (IPA)

/l sekn/

例句 Examples

The bracket is made from an angle section.
这个支架是用角钢做的。

To stiffen the frame, the engineer specified an angle section along the edge, bolted at regular intervals to resist bending and torsion.
为了增加框架刚度,工程师在边缘处指定加装一根角钢,并按一定间距用螺栓连接,以抵抗弯曲和扭转。

词源 Etymology

angle 来自拉丁语 angulus(角),通过古法语进入英语;section 源自拉丁语 sectio(切割、剖面)。合在一起,angle section 字面就是“角形的截面/型材”,在工程语境中特指 L 形截面的结构钢材

相关词 Related Words

文献与作品 Literary / Notable Works

  • Steel Construction Manual(AISC,美国钢结构协会手册)在型钢与构件章节中常出现 angle section 的选型与连接细节。
  • Machinery’s Handbook(《机械工程师手册》)材料与型材数据、加工与应用场景中会使用该术语。
  • Marks’ Standard Handbook for Mechanical Engineers(《马克斯机械工程师标准手册》)结构件与材料章节中涉及角形型材的描述。
  • Roark’s Formulas for Stress and Strain(《罗克应力与应变公式》)截面性质与受力分析中常提及角形截面构件。
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