研究了稀土复合变质对新型铸造热锻模具钢(CHD钢)组织与性能的影响。
The effects of rare earth (re) complex modification on structure and the properties of a new cast hot-work die (CHD) steel were investigated.
新型铸造热锻模具钢（CHD钢）由于具有较高的强韧性和高温稳定性，使用寿命高于锻造模具，具有广阔应用前景。
The new cast hot work die steel (CHD steel) has high strength and toughness, high thermal stability, high lifetime and wide application prospects.
与锻造模具钢相比，铸造热锻模具钢虽然韧性低，但强度高、红硬性好，具有较低的缺口敏感性和较高的抗热疲劳性。
Compared with the forging die steel, casting forging die steel although toughness is low, but high strength, red hardness is good, with low notch sensitivity and high resistance to thermal fatigue.
简述了精铸热锻模具国内外应用状况，对铸造模具钢的研究进展进行了研究。
Research on the stress and strain evolution of aluminum alloy hot forging die;
简述了精铸热锻模具国内外应用状况，对铸造模具钢的研究进展进行了研究。
Research on the stress and strain evolution of aluminum alloy hot forging die;
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