用板坯切分法生产H型钢技术在日本的应用

Application of the Slab Split Rolling Method to H beam-Production-in Japan

介绍了用切分法进行H型钢粗轧开坯的孔型系统,典型工艺及其适用范围,并较为详细地介绍了定位孔、切分孔、展平孔及异型孔等具体孔型的设计方法,对用板坯切办法生产H型钢的优缺点做了分析.

A kind of new technology of producting H-beam (Split Rolling Method with Continuous Casting Slab) was introduced,including its survey,roll pass design advantages and shortcomings. It is helpful to provide some experience for the H-beam production in China.