伸长的钢产品，具有均匀的横断面，常为圆形。 棒钢分热轧、锻制和冷拉三种。 热轧棒钢5～250mm，其中5～9mm的常用做拉拔钢丝的原料，叫做线材；成盘供应的也叫热轧盘条。 锻制棒钢直径较大，用作轴坯。 冷拉棒钢直径3～100mm，尺寸精度较高。 棒钢大多作为各种深加工钢材的半成品原料，用途极为广泛。
到了20世纪20年代，随着大众舞蹈运动的出现，人们聚在一起听钢棒吉他乐。
By the 1920s, with the advent of the public dance movement, people were gathering in large groups to listen to steel guitar music.
然后出现了钢丝弦，接着膝上吉他就诞生了。膝上吉他也被称为钢吉他，因为演奏者会在琴颈上下滑动一个钢棒。
Then came steel strings, and that led to the lap guitar—which is also called the steel guitar because the player slides a steel rod up and down the neck.
在燃料棒开始融化后一段时间里，热量可能融化四到八英寸厚的反应堆的容器钢壁。
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