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1)  Decarburized Layer
脱碳层
1.
Decarburized layer appears in the two sides of the crack.
裂纹两侧出现了一定宽度的脱碳层,脱碳层内部出现了二次氧化产物。
2.
In order to require of the decarburized layer depth of T11A~T13A carbon tool steel wire rod up to the GB/T1298-1986 standard,the correspond heating processes for roughing soaking pit,pusher-type furnace for structural steel and rail and step-by-step furnace for wire were established based on the feature of T11A~T13A carbon tool and process technology in Pan Steel Co.
为使攀钢T11A~T13A碳素工具钢盘条的脱碳层深度满足GB/T12 98 1986标准的要求 ,根据T11A~T13A碳素工具钢的特点及攀钢的生产工艺 ,对初轧均热坑、轨梁推钢式加热炉及线材的步进式加热炉制定了相应的加热工艺 ,生产出的T11A~T13A碳素工具钢盘条的脱碳层全部满足GB/T12 98 1986标准的要求。
3.
A new method for characterization of softening in a decarburized layer is proposed.
提出一种表征脱碳层软化的新方法,该方法借助X射线应力分析技术测量屈服强度在脱碳层深度方向上的分布。
2)  decarburization layer
脱碳层
1.
The change law of depth of decarburization layer on surface of wire bar is researched based the statistics data.
根据邢钢线材表面脱碳层深度统计数据的变化规律,对脱碳层深度的变化情况进行了研究。
2.
The factors,which influence the quality of wire rod for automobile suspension spring,primarily include chemical composition,the quantity,morphology and distribution of inclusions,gas content,surface quality,decarburization layer,microstructure,mechanical property,dimension tolerance etc.
影响轿车悬架簧用弹簧钢线材质量的因素主要有线材化学成分、夹杂物数量和形态分布、气体含量、表面质量、脱碳层、显微组织、力学性能及尺寸精度等,通过采用LF精炼炉和RH炉精炼技术,大方坯轻压下技术和控轧控冷技术,控制冶炼、连铸、加热、轧制等工序的关键参数,转炉冶炼时铁水比不低于90%,吹炼终点w(C)≤0。
3.
The fracture of 28Cr2Mo slab during rolling process was studied by determining impurities and microstructure and decarburization layer.
对轧制28Cr2Mo钢过程中出现断坯的裂纹部位进行了夹杂、脱碳层及组织分析,并采用瑞典Thermocalc软件对28Cr2Mo钢热力学性质进行了计算。
3)  decarbonized layer
脱碳层
1.
A study of the decarbonized layer of T8A steel;
关于T8A钢脱碳层研究
2.
Through metallographic examination and microanalysis, it can be observed that at the weld interface of the joints there is a decarbonized layer on the S25C steel side and a carburized layer on the SUS405 steel side.
金相及显微分析可见,在焊接接头的结合界面上,S25C钢一侧存在脱碳层,SUS405钢一侧存在增碳层,这是造成接头组织分布及硬度分布不均匀的主要原因。
4)  superficial decarbonization
表层脱碳
1.
The results indicate that superstandard inclusion of material,which leads to primary microcrack at moveing round confectioning,is the principal reason of the crack under 100KN force,superficial decarbonization at heat-treating decreases the admission compression force of crack.
结果表明:原材料内部夹杂物超标是导致产品在绕弯成形时产生初生裂纹,并在热处理后于规定100kN压力试验时产生开裂的主要原因,热处理过程中产生的表层脱碳降低了产品产生开裂的允许压力。
5)  Total decarburized layer
总脱碳层
6)  Fully decarburized layer
全脱碳层
补充资料:脱碳层


脱碳层
decarbonized zone

tuotanceng脱碳层(deearbonized zone)含碳耐火材料在高温使用中,表层受氧化性介质侵蚀,碳被氧化后形成的层带。脱碳层的气孔率比原砖显著增大,故强度降低。 含碳耐火材料经熔渣侵蚀后,工作面常附有一层渣层,其成分主要由熔渣与被熔渣溶蚀或冲蚀下来的耐火材料构成。紧接着附渣层的是熔渣与脱碳后的耐火材料相互作用而形成的反应层(见变质层)在反应层内,相互作用生成的液相形成了连续基质,耐火材料的晶粒或颗粒一般多呈蚀损状态并被这些基质所包围。反应层与原砖之间则为脱碳层。脱碳层一般都较薄,反应层则较厚些。 (陈肇友)
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