Compared with the high carbon high speed steel without modification treatment, the impact toughness is increased by 73.6 %, with same hardness.
变质后高碳高速钢辊环在硬度不变的情况下，冲击韧性提高了73.6 %。
High carbon high speed steel (HSS) is a new material replacing common wear resistant alloy. Quenched high speed steel roll sleeve has high hardness and poor workability.
高碳高速钢是取代普通耐磨合金制造轧辊的新材质，淬火高速钢辊套硬度高，内孔加工性能差。
The effects of RE compound modificator on the mechanical properties and microstructure of high carbon high speed steel used for roller ring were investigated by SEM, EDS and EPMA.
通过扫描电镜、能谱分析仪和电子探针研究了稀土复合变质剂对离心铸造的高碳高速钢轧辊组织和力学性能的影响。
High speed rail material: low carbon steel wire high speed rail production process: weaving and welding.
高速护栏材质：低碳钢丝高速护栏制作工艺：编织焊接而成。
After the carbon content reached 2.3%, the matrix is martensite primarily and the impact wear resistance performance enhanced largely compared with the low-carbon high vanadium high-speed steel.
含碳量达到2.3%后，基体以马氏体为主，耐磨性比低碳的高钒高速钢大幅提高。
A new filtration technique for purification of carbon, stainless, high speed, low and high alloy steel castings in investment casting was investigated.
研究了在熔模精密铸造中过滤净化碳钢、低合金钢和高合金钢等铸钢件的过滤新技术。
It can be adopted for the grinding of the hard and strong bending strength materials such as chilled steel, alloy steel, high-speed and high carbon steel.
适合加工淬火钢，合金钢，高速钢，高碳钢等硬度较硬，抗张强度较大的材料。
It can be adopted for the grinding of the hard and strong bending strength materials such as chilled steel, alloy steel, high-speed and high carbon steel.
适合加工淬火钢，合金钢，高速钢，高碳钢等硬度较硬，抗张强度较大的材料。
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