特殊钢大棒材生产线

特殊钢大棒材生产线主要生产机械、汽车等行业所用的大规格圆钢及方钢，该生产线总体工艺由意大利达涅利公司设计。开坯机、连轧机、飞剪、圆盘锯等关键核心设备和部分控制系统从意大利达涅利公司引进；全线采用全数字交流变频传动系统。产品规格：圆钢 ø75 mm ~ ø300mm ；方钢 100mm x 100mm~ 180mm x 180mm； 轧制方坯 165mm x 165mm、240mm x 240mm，着力打造以轴承钢、工程机械用钢、汽车用钢、非调质钢、油井管钢、高压锅炉管钢、弹簧钢、锚链钢、易切削钢等产品为主的特殊钢生产基地，特钢产品覆盖轴承、汽车、机械、石化、电站、油井管生产配套等行业。该生产线采用国际上先进成熟的工艺和设备，采用大方坯和大圆坯直接热送至特殊钢大棒材生产线进行轧制，轧线配置及轧机选型：轧线采用半连轧模式，粗轧机采用 ø1100mm 二辊闭口可逆式轧机，精轧机采用8架短应力线式轧机，平立交替布置，定尺锯采用4台组合热锯，采用在线测径技术、无损探伤技术、在线火焰清理技术等；使得该生产线生产灵活，适应性强，产品精度高，锯切质量高，技术装备、产品质量及自动化水平均达到了国际先进水平。

THE SPEClAL STEEL BIG BAR MlLL PRODUCTION LlNE MAlNLY PRODUCES BlG ROUND BAR AND SQUARE BILLET FOR MACHlNERY AND AUTOMOBILE lNDUSTRY PURPOSE AND SO ON.DANlELI lS GENERAL RESPONSIBLE FOR WHOLE LINE PROCESS DESIGN. KEY EQUlPMENTS SUCH AS BREAKDOWN MlLL CONTlNUOUS ROLLING STANDS, FLYlNG SHEAR, DlSC SAW AND PARTIAL AUTOMATlON SYSTEM ARE lMPORTED FROM DANlELl lN ITALY. THE WHOLE LlNE USES ALL-DlGITAL AC VARlABLE FREQUENCY DRlVE SYSTEM. PRODUCT RANGE：ROUND ø75MM_~ø300MM；SQUARE 100MM×100MM_~180MM×180MM；THE ROLLED SQUARE BlLLETS: 165MM×165MM、240MM×240MM. STRIVE TO BUILD SPEClAL STEEL PRODUCT BASE WHICH FOCUS ON BEARING STEEL, ENGINEERING STEEL, AUTO STEEL, NON—QUENCHED AND TEMPERED STEEL, OlL WELL PIPE STEEL, HlGH PRESSURE BOlLER TUBE STEEL, SPRlNG STEEL, ANCHOR CHAlN STEEL, FREE CUTTlNG STEEL,ETC. THE SPEClAL STELL PRODUCTS WILL COVER BEARING, AUTO, MACHlNERY, PETROCHEMlCAL, POWER STATlONS, OlL WELL PlPE MATCH lNDUSTRY. THE BlG BAR MlLL USES lNTERNATlONAL ADVANCED AND MATURE TECHNOLOGY AND EQUlPMENTS. BLOOMS AND SQUARE BlLLETS HOT CHARGING, ROLLlNG MILL CONFIGURATlON USE SEMl-CONTINUOUS ROLLING, ø1100MM 2-HlGH CLOSED REVERSlBLE ROUGHING MlLL, 8 PASS SHORT STRESS PATH FINISHlNG STANDS WlTH H/V CONFlGURATlON, 4 SETS OF COMBINED HOT SAWS FOR CUTTlNG TO LENGTH, 1N LINE Hl-PROFlLE, NOT DESTRUCTIVE TEST, lN LlNE SCARFlNG TECHNOLOGY ETC., WHlCH MAKES THlS LlNE ACHlEVE HlGH FLEXlBlLITY, ADAPTABlLITY, HlGH PREClSlON PRODUCTS, HlGH CUTTlNG QUALlTY BY SAWS. THE WHOLE LINE PROCESS AND EQUlPMENT AND PRODUCT QUALITY AND AUTOMATlON REACH INTERNATlONAL ADVANCED LEVEL.

主控室 MASTER CONTROL ROOM