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鉴于市场对SPHC的需求量较大,梅山炼钢厂从8月份开始,进行了SPHC钢的冶炼。截至11月28日,共冶炼236炉,出钢量35307t,生产连铸坯34117t。从热轧的轧制情况看,质量良好。11月份(截至11月28日)SPHC冶炼81炉,出钢量12192t,钢水合格率100%,连铸坯量11002t。板坯的外形尺寸符合标准,未发现鼓肚、镰刀弯等缺陷,部分板坯有表面缺陷或中心裂纹,经精整清理后板坯合格率为98.63%。
In view of the large market demand for SPHC, Meishan Steel from the beginning of August, the SPHC steel smelting. As of November 28, a total of 236 furnace smelting, tapping 35,307 t, the production of slab 34,117 t. From the hot rolling situation, the quality is good. November (as of November 28) SPHC smelting 81 furnaces, tapping volume 12192t, molten steel pass rate of 100%, the amount of billet 11002t. The external dimensions of the slab meet the standard, no bulging, sickle bending and other defects were found. Some of the slabs had surface defects or center cracks. The pass rate of finished slabs was 98.63%.