摘要
介绍了采用镶铸复合铸造工艺生产破碎用高铬铸铁－铸钢双金属复合锤头的材质选取，组织性能及生产工艺。锤端采用高铬铸铁，化学成分如下：Ｃ：２．５％；Ｃｒ：１８％，锤柄采用碳钢材质，锤端与锤柄间采用冶金结合和机械结合双重结合工艺。所生产的锤头锤端硬度高（ＨＲＣ＞５６），锤柄韧性好，两者结合良好，使用安全可靠，与高猛钢锤头相比，使用寿命提高４倍左右。
This article introduced choose of material. constitution and property. the production tchnique of high chromium iron-casting steel duplex metal composition hammer produced with liqid-solid enclosed casting method and used to break coal. The hammer produced in this article is safety and reliable in used. Its using life is 4 times over hammer of high mangenese steel.
出处
《铸造设备研究》
2000年第5期18-19,26,共3页
Research Studies On Foundry Equipment
关键词
高铬铸铁
双金属
锤头
复合铸造
研制
锈钢
high chromium iron
hammer
duplex composition metal
reuniting casting method.
