厚壁钢管，把钢管外径和壁厚之比小于20的钢管称为厚壁钢管。主要用做石油地质钻探管、石油化工用的裂化管、锅炉管、轴承管以及汽车、拖拉机、航空用高精度结构管等。
...：电气安装；电缆桥架；厚壁钢管；防雷接地 [gap=374]Keywords: electrical installation; Cable bridge; Thick wall steel tube; Lightningproof grounding ...
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但是中厚壁钢管DWTT试验经常产生解理断裂部分塑性变形大的逆向断口，使试样无效。
But for medium thickness pipe DWTT, it usually converse fraction of figure transforming much in break part, and make specimen failure.
所给出的数据及对毁伤规律的分析，对厚壁钢管生存能力的分析和战斗部的设计与改进提供了参考依据。
The given data and the analyses to damage law can be used as reference basis to analyses of thick tube's viability and to design and improvement of warhead.
结构钢产品项目包括I形梁制造和定制厚壁钢管、管材、角钢、通道等。制造的所有产品均符合建筑行业规范。
Structural steel products include I-beam fabrication, custom heavy wall tube, pipe, Angle iron, channel, etc. All to meet construction industry specifications.
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