ON736氧氮分析仪测定钒氮合金中的高氮  

Determination of high nitrogen in vanadium nitrogen alloy by ON736 oxygen nitrogen analyzer

作　　者：上官桂花 ShangGuan Gui-hua(Physical and Chemical Testing Center of Quanzhou Minguang Iron and Steel Co,Ltd.Quanzhou,Fujian 362411,China)

机构地区：[1]泉州闽光钢铁责任有限公司理化检测中心,福建泉州362411

出　　处：《福建分析测试》2023年第5期33-36,共4页Fujian Analysis & Testing

摘　　要：利用ON736氧氮分析仪,在惰性气体环境中测定钒氮合金中的高含量氮。通过优化各分析条件,选择合适的助熔剂、改变称样量、调整分析功率等,建立了钒氮合金中高含量氮的脉冲加热惰性气体熔融-热导法。该法简便、快速、准确,在实际生产分析中取得了较好的效果。High nitrogen content in vanadium-nitrogen alloy was determined by ON736 oxygen-nitrogen analyzer in inert gas environment.By optimizing the analysis conditions,selecting the appropriate fluxes,changing the weight of sample and adjusting the analysis power,the pulse heating inert gas fusion-thermal conductivity method for high nitrogen content in va⁃nadium nitrogen alloy was established.This method is simple,rapid and accurate,and has achieved good results in actual production analysis.

关 键 词：ON736 钒氮合金 氮 助熔剂 称样量 分析功率 

分 类 号：TG115.3[金属学及工艺—物理冶金]