In Xingang,steel?oxygen? iron complete system decides the plentiful ability of oxygen making and inadequent ability of iron smelting which limits the improvment of steel making ability.

• 信钢钢、氧、铁配套情况决定着制氧能力富余而炼铁生产能力不足,一定程度上制约炼钢生产能力的提高。