Free-cutting steel& Technical requirements Limit Change Condition of Forward Burr and Fracture GB/T8731-1988易切削结构钢技术条件切削方向毛刺与亏缺的界限转换条件
Practice for LF ( VD) Refining of Medium Carbon Sulfur Free-Cutting Steel 中碳硫系易切削钢LF(VD)精炼实践
Development of Environment-friendly Containing Bi Low-Carbon High-Sulfur Free-Cutting Steel 环保型含Bi低碳高硫易切削钢的开发
Research and Development of a New Kind Free-cutting Stainless Steel for Ball Pen Point 新型圆珠笔头用易切削不锈钢的研究与开发易车(快削)不锈钢
The wearing characteristics of a tool's rake/ flank under the conditions that an adhering layer is formed have been studied in machining Ca-S free-cutting stainless steel, as well as the thickness of adhering layer and influencing factors on it. 研究了切削Ca-S易切不锈钢时,在覆盖膜生成的条件下,前后刀面的磨损特点、覆盖膜的厚度及影响因素。
The problems at present stage and the trend for free-cutting steel are proposed. 分析了我国易切削钢现阶段存在的问题,并提出了易切削钢的发展方向。
Investigation on Adhering Layer Formed in Machining Ca-S Free-Cutting Stainless Steel on Tool Face ( II) 切削Ca-S易切不锈钢时刀具表面覆盖膜的研究(Ⅱ)
The Relationship between Inclusion and Free-Cutting Mechanism of Resulphurized Composite Free Cutting Steel 硫复合系易切钢中夹杂物与易切削机理的研究
Traditional methods of adding sulfur in free-cutting steel do not provide stable results and also cause environmental pollution problems. 针对含硫易切削钢生产中经常出现的加硫处理时硫吸收率不稳定和污染问题,开展了喂硫磺芯线法加硫的试验。
An Experimental Investigation of Cutting Mechanism for Free-Cutting Steel 易切削钢切削机理的试验研究
The free-cutting steel samples were dissolved in non-oxidizing acid, and sulfosalicylic acid as the interference inhibitor was put in, then the calcium content in free-cutting steel was determined by means of the standard addition method of atomic absorption spectrophotometry. 试样用非氧化性酸溶解,加入磺基水杨酸作干扰抑制剂,然后应用原子吸收分光光度法中的标准加入法测定易切削钢中的含钙量。
A Study on Smelting and Properties of Tin-Bearing Free-Cutting Steel 含锡易切削钢的冶炼和性能研究
This study has provided a basis for improving the properties of free-cutting stainless steel. 此项研究为改善易切削不锈钢的使用性能提供了依据。
Physicochemical phenomenon during CC process of sulphur free-cutting steel 含硫易切钢连铸过程中的物化现象
Thermodynamical calculation about the modification of Ca-Al-O-S-Mn oxysulfide in free-cutting steel has been made. 本文对易切削钢中Ca-Al-O-Mn-S系氧硫化物变性进行了热力学计算。
Optimization of Milling Parameters for Free-cutting Plastic Die Steel 8K 易切钢种8K的铣削参数优化
Free-cutting Nb-V combined microalloyed medium carbon steel 易切削铌钒复合微合金中碳钢的研究
Thermodynamical calculation about the modification of ca-al-o-mn-s oxysulfide in free-cutting steel 易切削钢中Ca-Al-O-Mn-S系氧硫化物变性的热力学计算
Research on Developing Free-cutting Steel Wire Rod 易切削钢线材的开发研究
General situation and trend for free-cutting steel 易切削钢现状与发展趋势
Numerical Simulation of the Deformation Behaviour of Inclusions in S-RE System Free-Cutting Steel 硫复合系易切削钢中夹杂物热变形行为的数值模拟
The Behavior and Effect of Small Amounts of Calcium in Free-Cutting Prehardened Plastic Mould Steel 微量元素钙在预硬型塑料模具钢中的行为及作用
Contrast and analysis machinability of free-cutting steel of home and abroad 国内外易切钢切削性能对比分析
Technology for Producing Free-cutting Sulfur-containing Steel with Cored Wire Injection of Sulfur Addition The experimental results show that the mean recovery efficiency of sulfur was 76%, the treatment time of feeding was 2 minutes or so, and the melting period was shortened. 用喂线法控制增硫生产含硫易切削钢技术处理时间短仅2min左右,大大降低微调增硫工艺时间,电耗和材料消耗大大降低,现场环境改善,污染降低。