粉末冶金高速钢

试样表面状态对淬硬粉末冶金高速钢抗弯强度的影响

The effect of surface condition of hardened PM HSS on its bending strength

自上世纪70年代初粉末冶金高速钢（PMHSS）实现工业化生产以来，生产厂家不停歇地继续改进生产工艺和使用设备，旨在不断提高粉末冶金高速钢的质量和性能。

The production of Powder Metallurgy high speed steel ( PM HSS ) was started from 1971.The technology and equipments have been continuously improved , to enhance product 's quality and performance .

此外，还介绍了S590粉末冶金高速钢滚刀的应用。

In addition , the application of S590 PM high speed steel to hob was introduced as well .

试验研究了S590粉末冶金高速钢的热处理工艺，测定了热处理后钢的硬度和晶粒度。

The heat treatment process of S590 PM high speed steel was investigated , and its hardness and grain size were measured after being heat treated .

热等静压粉末冶金高速钢

P / m high speed steel by the hot isostatic pressing process

粉末冶金高速钢生产工艺的发展

Evolution of technology of powder metallurgy high speed steel

粉末冶金高速钢的精细结构

Fine scale microstructures of powder metallurgy high speed steels

粉末冶金高速钢

On the Powder Metallurgy High Speed Steel

粉末冶金高速钢刀具共渗层的磨损及切削特性研究

A study on wear resistance and cutting characteristics of sintered high speed steel cutting tools with co-impregnating layer

应用分析电子显微术对粉末冶金高速钢的精细结构进行了研究。

The fine scale microstructure of powder metallurgy high speed steels has been investigated by using analytical electron microscopy .

本文研究了ASP30粉末冶金高速钢车刀重加热后的显微组织和显微硬度的变化规律。

In relation to the ASP 30 grade powder metallurgical high speed steel cutting tool , this paper deals with the changing pattern of its microstructure and microhardness after reheating .