海水蝶阀阀体铸造气孔的处理  

Research on the Casting Pores of Sea Butterfly Valve Body

作　　者：徐志新[1] 李远杰[1] 施健海 

机构地区：[1]江苏神通阀门股份有限公司,江苏启东226232

出　　处：《阀门》2016年第5期16-18,共3页VALVE MAGAZINE

摘　　要：分析了铸不锈钢蝶阀阀体产生气孔的原因。探讨了实际生产中通过对原砂和再生砂的温度及湿度随时监控,调整生产工艺、原材料的种类及加入量的配比和使用专业除渣剂等措施消除气孔缺陷的方法。Analyzes the reason for pores on the butterfly valve casting of 00Cr25Ni7Mo4N stainless steel, discusses the measures to eliminate the pore defects by means of monitoring the temperature and humidity of the original sand and recycled sand at any time in the actual production, adjusting processes and kinds of raw material, distribution of adding amount and using professional cleaner agent, and so on.

关 键 词：蝶阀 00CR25NI7MO4N 气孔 缺陷控制 

分 类 号：TH134[机械工程—机械制造及自动化]