精锻机锻造高碳铬轴承钢时存在网状碳化物不易破碎、锻件合格率低的问题。
While forging the high-carbon chromium bearing steel by the finish forge press, there still remains the issues that the carbide network can not be crushed with the low qualification rate.
堆焊层显微组织为低碳马氏体和碳化物。
The microstructure of surfacing metal is lath martensite and carbide.
低碳含量，稀土变质处理改变碳化物为断开分布的板块状都可起有利影响。
Low carbon content and rare earth modification to improve the morphology and distribution of carbide are both advantageous.
硬镍合金铸铁是一种良好的抗磨材料，但由于其碳化物呈网状和组织粗大，使其韧性低和性能不够稳定。
Hard nickel cast iron is a kind of good wear resistant material, but its carbide formed as reticulation and microstructure was coarse, resulting in low toughness and unstable properties.
针对可锻铸铁退火周期长、石墨粗大、碳化物消除不彻底、退火工件力学性能低和使用寿命短的问题，对它的退火工艺进行了改进。
The heat treating process was improved for the malleable cast iron, in accordance with its long annealing period, coarse graphite, residual carbide, lower mechanical properties and limited serve life.
对H 13钢退火碳化物颗粒的平均直径、弥散度与硬度的关系的研究表明，在碳化物体积分数一定时，硬度是碳化物颗粒平均直径的函数，颗粒直径越大，退火硬度越低。
The relationship among the diameter and dispersity of the carbide and the hardness of the annealed H13 steel shows that when the volume of the carbide is constant, hardness is the.
对H 13钢退火碳化物颗粒的平均直径、弥散度与硬度的关系的研究表明，在碳化物体积分数一定时，硬度是碳化物颗粒平均直径的函数，颗粒直径越大，退火硬度越低。
The relationship among the diameter and dispersity of the carbide and the hardness of the annealed H13 steel shows that when the volume of the carbide is constant, hardness is the.
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