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- Being compared with the normalized steel,the quenched and tempered steel can led to a joint with higher strength and toughness. 正火态与调质态母材相比,后者可得到强韧性较高的接头。
- Relier of welding residual stress by using strip-shaped dynamite has been investigated on low-carbon steel, low-alloy steel, quenched and tempered steel and autstenite steel. 用条状炸药对碳钢、低合金钢、调质钢和奥氏体不锈钢进行爆炸消除焊接残余应力试验。
- The quenched and tempered steel WH80Q offers high strength, excellent low temperature impact toughness, lamellar tearing resistance and lower aging sensitivity factor. 舞钢研制开发的调质钢WH80Q具有高强度、良好的低温冲击韧性、抗层状撕裂性能、较低的时效敏感性系数。
- The evaluation of measuring uncertainty in metallic material Brinell hardness test is studied by testing the hardness of the 45 quenched and tempered steel. 以45%23调质钢硬度试验为例,研究了金属材料布氏硬度试验中测量不确定度的评定。
- non- quenched and tempered steel 非调质钢
- non - quenched and tempered steel 非调质钢
- N80 Grade Non- Quenched and Tempered Steel N80级非调质钢
- The effect of rolling processes on microstructure and properties of non quenched and tempered steels for oil well tube with various composition was studied. 研究了轧制工艺对不同成分的非调质油井管钢组织与性能的影响,并分析了不同组织对韧性的影响。
- Quenched and tempered steel WQ960D WQ960D调质钢
- Carbon steels do not require precise temperature accuracy, but induction or radium heaters, maximum and minimum preheat temperatures must be followed closely for quenched and tempered steels. 碳钢不需要精确的温度准确性,但感应或镭暖炉,最高和最低预热温度必须紧随其后,为调质钢。
- Keywords non quenched and tempered steel;conver tersmelting;development; 非调质钢;转炉冶炼;开发;
- Keywords molybdenum disilicide;45 quenched and tempered steel;sliding friction;friction and wear properties; 二硅化钼;45%23调质钢;滑动摩擦;摩擦磨损性能;
- The application of nonhardened and tempered steel is predicted. 并预测了非调质钢的应用前景。
- Keywords normalized steel;microalloy elements;quenched and tempered steel;hydraulic support; 正火钢;微合金元素;调质钢;液压支架;
- Gas cylinders - Refillable seamless steel gas cylinders - Design, construction and testing - Part 1: Quenched and tempered steel cylinders with tensile strength less than 1100 MPa 气体瓶。可再填充的无缝钢瓶。设计、结构,和试验。第1部分:拉力强度低于1100MPa的淬火和回火钢瓶
- Alloy steel 40Cr quenched and tempered to HRC 28 was chosen to investigate the regularities of the change of surface integrity after grinding. 本文叙述了40Cr合金结构钢在调质处理状态(HRC28)下,经磨削加工后表面质量的变化规律。
- quenched and tempered steel 调质钢
- By comparison with quenching and tempering steels the non-quenched-tempered steels not only decrease production cost but also can avoid deformation of parts by heat treatment. 摘要与淬回火调质钢相比,空冷非调质钢不但能减低成本,而且可避免热处理所引起的零件变形。
- non quenched and tempered steel 非调质钢
- All heat treatment by quenching and tempering. 所有萃取和回火的热处理方法。