金属材料。管材(全截面)。弯曲试验。

Metallic materials. Tube (in full section). Bend test.

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径向锻造可获得全截面细晶材料，并实现高合金难变形材料由锭到材的一火次锻造。

The gross section fine grain material can be obtained by radial forging. One heat forging from ingot to finished products of high alloy with hard deformation can be realized.

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圆截面受弯构件是工程结构中常遇到的一种构件，现行的钢筋混凝土规范给出了圆截面梁全截面均匀配筋的计算方法。

The formula of the carrying capacity of beam of a round section is given in China's design standard of reinforced concrete.

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