hot piercing 热冲孔
hot piercing plug 热穿孔顶头
hot-piercing process 热穿孔工艺
hot piercing temperature 热穿孔温度
hot piercing and hot rolling 热穿
hot cross piercing 热轧穿孔
The rational process for producing the steel is recommended on the basis of analyzing the emergence and developing mechanism of cracks in shells of the steel during hot piercing.
分析了热穿孔过程中毛管裂纹的产生及扩展机理。推荐了生产该钢种的合理工艺。
The piercing process of seamless steel tube is a hot working process, the distribution of plug temperature is very important to its service life.
无缝钢管的穿孔过程是一个热加工过程，顶头的温度分布对于其寿命至关重要。
The production process and its features of piercing plug by precision hot-die-forging are detailed.
本文介绍了精密热模锻穿孔顶头的生产工艺及工艺特点。
应用推荐