Approaching on cutting pick isothermal quenching inside gas carburizing furnace 用气体渗碳炉进行采煤机截齿等温淬火的工艺探讨
The desing essentials of continuous gas carburizing automatic line with double rows furnace 双排连续式气体渗碳自动线的设计要素
Analysis and solving steps on the quality and defects of gas carburizing of die amp; amp; mold steel 模具钢气体渗碳质量与缺陷分析及措施
Abstract : a new process of drop - feed gas carburizing with enhanced pressure and mass flow has been described 文摘:用高炉压、大剂量煤油滴注进行气体渗碳，所形成的渗碳气氛碳势可达2 . 0 % 2 . 6 % ，工件表面无碳黑沉积。
Dealed with application of microprocessor for gas carburizing to control carbon potential in order to improve the quality of products . it sprinciple and method were given 论述了气体渗碳工艺中应用微机控制碳势的原理和方法。此控制系统可提高渗碳件的质量。
Abstract : the average diffusion coefficient of carbon in surface layer of steel 20 rare ea rth carburized at 880 and 900 for 8 h was calculated by substituting the mea sured layer depths into the diffusion equation 文摘:通过对20钢常规气体渗碳和稀土渗碳层深的测定，计算出稀土渗碳时碳在奥氏体中的平均扩散系数。
Auto chain makers , high - frequency thermal processing devices , gas carbonnitriding furnaces , cn lathes , nc ball lathes , cnc hobbing machines , nc milling machines , amsler universal testers , three - dimensional measuring instruments , hardness testers 自动制锁机，高频率热处理装置，气体渗碳氮化炉， cnc车床， nc轴承车床， cnc滚铣刀床， nc铣刀床，伸缩臂型万能试验机，三维测量器，硬度试验机
Tianjin fengdong heat treatment equipment co . , ltd , sino - japanese joint venture , is a specialist firm to produce unicase series multi - purpose complete set , speria series pre - vacuum multi - purpose furnace complete set , uninite gas soft - nitriding furnace complete set , mesh - belt type continuous furnace , pit type bright annealing furnace and pit gas carbonitriding furnace complete set 全套技术，生产滴注式unicase系列密封箱式多用炉成套设备， speria bbh型预抽真空多用炉成套设备，气体软氮化炉成套设备，网带式连续炉，井式光亮退火炉及井式气体渗碳炉成套设备，并承接各种非标热处理设备的设计和制造。
