red hardness

Study on Hardness and Red hardness of Surfacing Metal of Metal Powder-Cored Wire of Age Hardening Tool Alloy for TIG Surfacing

时效硬化工具合金TIG金属粉芯焊丝堆焊金属硬度和红硬性

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With the decrease of △ C from 0.31 to-0.12, the tempering hardness and red-hardness increase. but the toughness decreases;

随⊿C由0.31减小到-0.12，钢的回火硬度，红硬性上升，韧性下降；

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Phase Chart Analysis of "Red Brittleness" Phenomenon in the Industrial Pure Iron Forging Because of over-heated, hardness of part blade on the cutter is inadequate.

工业纯铁锻造过程中红脆现象的相图分析原有刀片刃口局部材料的硬度不够，材质脆性过大，有过热现象。

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Simultaneously, on the premise of ensuring strength and toughness, the hardness and red-hardness are improved.

同时, 在保证刀具强度和韧性的前提下, 提高了刀具的硬度和 红硬性 .

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Effect of cobalt on hardness and red hardness of surfacing layer of metal cored wire for TIG surfacing of age hardening alloy

Co元素对时效硬化工具合金TIG堆焊金属粉芯焊丝堆焊层硬度及红硬性的影响

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This paper deals with effect of cryogenic treatment on cutting performance of bimetal power hacksaw blades by the means of experiments, including the study on the red hardness and wear resistance of bimetal saw teeth materials ( M42), the fatigue properties of back materials ( Rm80).

应用实验手段研究了深冷处理对双金属机用带锯条切削性能的影响，包括对刃部材料M42钢的红硬性、耐磨性的研究以及对背部材料Rm80钢疲劳性能的分析。

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