The causes of inner transversal crack of cold-draw heavywallpipe of 45 steel were analyzed.
针对45钢冷拔厚壁管存在内表面横裂纹问题,分析了其产生的原因。
2
The temperature field and the thermal stress state of multilayer Wallpipe have a heavy effect on the reliability of structure.
多层圆管结构在不稳定导热过程中的温度场及其热应力状态,关系到结构的安全可靠性。
3
Structural steel products include I-beam fabrication, custom heavywall tube, pipe, Angle iron, channel, etc. All to meet construction industry specifications.