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- Keywords hardened case depth;hardness-curve method;quenchant;finite element method;computer simulation;temperature field; 淬硬层;硬度曲线法;淬火介质;有限元;计算机模拟;温度场;
- Measurement on the carbonizing or nitro-caburizing harden case depth of sintering iron-based material GB/T9095-1988烧结铁基材料渗碳或碳氮共渗硬化层深度的测定
- This has been implications for the speification of case depth for gears. 这一情况已影响到齿轮硬层深度技术条件的确定。
- This has been implications for the specification of case depth for gears. 这一情况已影响到齿轮硬层深度技术条件的确定。
- We test hardness and case depth with various of advance sclerometer. 我公司用各种先进硬度度测量洛氏，布氏和维氏硬度及硬化层深度。
- The results sho wn that the laser hardened case was divided into three parts according the micr ostructure characteristic. 结果表明其组织分为:淬硬层、过渡层、高温回火区三层。淬硬层主要是由马氏体和残余奥氏体组成;
- CARBONITRIDE ENTIRE PART TO .015/ .025EFFECTIVE CASE DEPTH - SLOW COOL. LABCERTIFY CASE DEPTH. 整个碳氮的有效部分的深度为0.;015/0
- The nonfeeding stage between the larva and adult in the metamorphosis of holometabolous insects, during which the larva typically undergoes complete transformation within a protective cocoon or hardened case. 蛹全变态昆虫从幼虫到成虫的变形时期的不进食阶段，这一阶段内，幼虫在一种起保护作用的茧或硬壳中独特地完成变形的全过程
- The nonfeeding stage between the larva and adult in the metamorphosis of holometabolous insects,during which the larva typically undergoes complete transformation within a protective cocoon or hardened case. 蛹全变态昆虫从幼虫到成虫的变形时期的不进食阶段，这一阶段内，幼虫在一种起保护作用的茧或硬壳中独特地完成变形的全过程。
- Methods of measuring case depth hardened by carburizing treatment for steel 钢的渗碳硬化层深度的测量方法
- The influences of the factors (casting size,pouring temperature, preheating temperature,graphite sand depth) on the effect of carburizing case depth, carbon concentration gradient have been studied. 研究了铸件尺寸、浇注温度、铸型预热温度、石墨砂层厚度等因素对渗层深度、碳浓度分布等的影响；
- Keywords hardened bearing steel;ceramic cutter;sawtoothed chip; 淬硬轴承钢;陶瓷刀具;锯齿形切屑;
- When20” casing depth is attained, displace hole volume with high viscosity mud. 钻达20英寸套管深度时，用高粘度泥浆替满井眼。
- Keywords Hardened gear Ausform-finishing Finite element analysis; 硬齿面齿轮;热滚挤;有限元分析;
- Recommended Technique for Measuing Case Depth 渗碳层深度测定的推荐方法
- Keywords hardened cement;waste cement concrete;autoclaved condition; 水泥石;废混凝土;蒸压条件;
- Case Depth Requirements for carbon steel balls 碳钢球表面硬化层深度
- The Simple Model for Calculation and Control of Laser Hardened Case 激光相变硬化层预测与控制简易模型
- Keywords hardened welding gear;carburate quenching;technological process; 焊接齿轮;渗碳淬火;工艺流程;
- Keywords hardened cement paste;silica fume;early shrinkage;pozzolanic reaction; 硬化水泥浆体;硅灰;早期收缩;火山灰反应;
