CN114130849B - 一种高表面质量殷钢丝材的生产方法 - Google Patents
一种高表面质量殷钢丝材的生产方法 Download PDFInfo
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Abstract
一种高表面质量殷钢丝材的生产方法,包括真空熔炼、电渣重熔、锻造成坯、轧制、冷拔、时效热处理工序;轧制工序,包括高温初轧、高温补温、吐丝水冷步骤;所述高温补温步骤补温至1100~1200℃,补温时间0.5~2h;冷拔工序,在拉拔至倒数第二道次前或者拉拔至D>d+0.8mm时进行剥皮和双砂带打磨处理,之后继续拉拔;其中D为拉拔过程中丝材的mm直径,d为成品丝材的mm直径;时效热处理工序,采用保护气氛进行退火处理。本发明适用于生产直径3.0~6.5mm殷钢丝材,所生产的丝材表面光亮,无氧化皮、划痕,无拉拔粉残留,且力学性能良好,丝材抗拉强度≥1100MPa,250mm标距断后延伸率≥5%。
Description
技术领域
本发明属于冶金技术领域,具体涉及一种高表面质量殷钢丝材的生产方法。
背景技术
因瓦合金,又称殷钢,因具有极低的线膨胀系数,近年来被广泛应用于倍容量导线(铝包殷钢芯超耐热铝合金绞线)的芯材。目前输电导线用殷钢丝材的加工,均为冷拔加工工艺,为了降低拉拔力、改善丝材表面质量,拉拔过程中需使用皮膜剂和拉拔润滑粉,拉拔后丝材表面残留的皮膜剂、拉拔粉等,均会影响下一步的包铝工艺,需要通过酸洗、剥皮或者打磨等工艺去除,导致生产周期延长、生产成本增加,同时也会对环境造成一定的污染。
在专利《一种高强度因瓦合金及其合金线材的生产方法》(专利号ZL200510029930.0)中,使用了冶炼、锻造、轧制、冷拔、热处理、二次冷拔的工艺,全过程无氧化皮去除工艺,且最后一道工序为冷拔,丝材表面会残留皮膜剂、拉拔粉以及拉拔形成的氧化层等,在进行下一步包铝加工时需要进行酸洗或者剥皮、打磨处理。
在专利《一种高强度低膨胀系数合金线材及其制造方法》(专利号ZL201110201300.2)中,使用了冶炼、锻造、轧制、冷拔、酸洗+剥皮、热处理、二次冷拔的工艺,虽然在第一次冷拔后进行了酸洗+剥皮工艺,去除了丝材的表面氧化皮和残留物,但经过二次冷拔工艺后,仍会在表面残留皮膜剂、拉拔粉,在进行下一步包铝加工时需要进行酸洗或者打磨处理。
在专利申请《一种架空导线用合金材料及其生产方法》(申请号201911275204.5)、《一种架空导线用铝包镍钼合金钢线及其生产方法》(申请号201910552315 .X)、《一种架空导线用合金钢、合金钢生产方法及架空导线》(申请号201810343144 .5)以及《架空导线用合金钢芯线及其生产方法》(申请号 201911190132.4)中,均采取真空冶炼、电渣精炼、锻造、轧制、固溶处理、冷拔、热处理、二次冷拔的工艺,此工艺下殷钢的冶金质量有所提升,但在冷拔加工过程中亦未采取剥皮处理等表面控制工艺,同时最后一道工序为冷拔,仍会在表面残留皮膜剂、拉拔粉,在进行下一步包铝加工时需要进行酸洗或者打磨处理。
发明内容
为解决上述技术问题,本发明提供一种高表面质量殷钢丝材的生产方法。本发明采取的技术方案是:
一种高表面质量殷钢丝材生产方法包括真空熔炼、电渣重熔、锻造成坯、轧制、冷拔、时效热处理工序;
所述轧制工序,包括高温初轧、高温补温、吐丝水冷步骤;所述高温补温步骤补温至1100~1200℃,补温时间0.5~2h;
所述冷拔工序,在拉拔至倒数第二道次前或者拉拔至D>d+0.8mm时进行剥皮和双砂带打磨处理,之后继续拉拔;其中D为拉拔过程中丝材的mm直径,d为成品丝材的mm直径;
所述时效热处理工序,采用保护气氛进行退火处理,退火温度500~750℃。
所述轧制工序,高温初轧前控制坯料的加热温度为1150~1250℃,保温时间2~4h;吐丝温度950~1050℃,吐丝后立即水冷。
所述冷拔工序,最后一道次拉拔无减面率要求,其他道次减面率应满足:当D>6.50mm时,单道次减面率为25~30%;当4.00≤D≤6.50mm时,单道次减面率为20~25%;当D<4.00mm时,单道次减面率为12~20%。
所述冷拔工序,剥皮过程总去除尺寸≤0.3mm;双砂带打磨过程打磨去除总量h与砂带机前、后砂带的规格满足:当h<0.15mm时,前、后砂带均为400目;当0.15≤h≤0.20mm时,前、后砂带分别为320目、400目;当h>0.20mm时,前、后砂带分别为180目、320目。
所述冷拔工序,采用单罐拉拔,拉拔过程使用在线式皮膜机包覆皮膜剂。
所述时效热处理工序,保护气氛为氢气和氮气,二者的流量比值为氢气:氮气≥4:1。
上述方法适用于生产直径3.0~6.5mm的殷钢丝材。
上述方法所生产的殷钢丝材抗拉强度≥1100MPa,250mm标距断后延伸率≥5%。
采用上述技术方案的有益效果在于:
(1)使用真空冶炼+电渣精炼工艺,保障殷钢的冶金质量,避免丝材拉拔过程中,因组织成分原因出现断丝、表面应力裂纹等缺陷。
(2)采用高温初轧+高温补温+吐丝水冷的轧制工艺,使殷钢在轧制过程中始终处于固溶处理温度范围内,且通过吐丝水冷形成固溶处理后的水冷效果,从而在轧制过程中完成盘条固溶处理。本工艺既缩短了整体生产流程,降低了生产成本、缩短了加工周期;同时又可避免盘条在后续二次加热形成厚重氧化皮,提高了整体成材率。
(3)冷拔工序采用的剥皮+双砂带打磨方法,可去除化学稳定性强、难以用酸洗方法去除的殷钢氧化皮;且放在拉拔中间道次进行剥皮,既可使剥皮厚度降到最低,同时后续的拉拔也可矫正剥皮后的丝材椭圆度偏差。同时,剥皮+双砂带打磨处理后,一般再经过两道次即可完成最终拉拔工艺,可减少丝材表面的残留物数量。减面率的配制,可以保障丝材良好的力学性能,且减少表面应力裂纹的产生。
(4)采用冷拔+时效退火工艺,区别于常规的冷拔+热处理+二次冷拔工艺,丝材最后的工艺为退火工艺,使用氢氮还原气氛,可对丝材表面起到光亮退火的作用,进一步降低表面的残留,得到高表面质量的殷钢丝材。
本发明适用于生产直径3.0~6.5mm殷钢丝材,所生产的丝材表面光亮,无氧化皮、划痕,无拉拔粉残留,丝材力学性能良好,丝材抗拉强度≥1100MPa,250mm标距断后延伸率≥5%。
附图说明
图1为实施例1生产的殷钢丝材与其他工艺生产的殷钢丝材对比图;
图2为实施例2生产的殷钢丝材与其他工艺生产的殷钢丝材对比图;
图3为实施例3生产的殷钢丝材与其他工艺生产的殷钢丝材对比图;
图4为实施例1生产的殷钢丝材的表面形貌图;
图5为其他工艺生产的殷钢丝材的表面形貌图。
具体实施方式
本发明高表面质量殷钢丝材的生产方法适用于生产直径3.0~6.5mm的殷钢丝材,包括真空熔炼、电渣重熔、锻造成坯、轧制、冷拔、时效热处理工序,具体工艺步骤如下所述:
(1)轧制工序:包括高温初轧、高温补温、吐丝水冷步骤。高温初轧前控制坯料的加热温度为1150~1250℃,保温时间2~4h;高温补温步骤补温至1100~1200℃,补温时间0.5~2h;吐丝温度950~1050℃,吐丝后立即水冷。
(2)冷拔工序:采用单罐拉拔,拉拔过程使用在线式皮膜机包覆皮膜剂。在拉拔至倒数第二道次前或者拉拔至D>d+0.8mm时进行剥皮和双砂带打磨处理,之后继续拉拔;其中D为拉拔过程中丝材的mm直径,d为成品丝材的mm直径;
拉拔过程的道次减面率,最后一道次拉拔无减面率要求,其他道次减面率按如下控制:当D>6.50mm时,单道次减面率为25~30%;当4.00≤D≤6.50mm时,单道次减面率为20~25%;当D<4.00mm时,单道次减面率为12~20%;
剥皮过程总去除量≤0.3mm;双砂带打磨过程打磨去除总量h与砂带机前、后砂带的规格满足:当h<0.15mm时,前、后砂带均为400目;当0.15≤h≤0.20mm时,前、后砂带分别为320目、400目;当h>0.20mm时,前、后砂带分别为180目、320目。
(3)时效热处理工序:采用保护气氛进行退火处理,退火温度500~750℃,保护气氛为流量比值≥4:1的氢气、氮气混合气。
上述方法所生产的殷钢丝材抗拉强度≥1100MPa,250mm标距断后延伸率≥5%。
本发明实施例1-6轧制工序控制参数见表1,冷拔工序各道次拉拔配模及减面率见表2、3,冷拔、时效热处理工序控制参数见表4;所生产的殷钢丝材的力学性能见表5。
表1. 轧制工序控制参数
表2. 冷拔工序各道次拉拔配模及减面率(一)
表3. 冷拔工序各道次拉拔配模及减面率(二)
表4. 冷拔、时效热处理工序控制参数
表5. 殷钢丝材的力学性能
由图1-3可知,本发明所生产的殷钢丝材表面光亮,无划痕、无氧化皮;由图4、5对比可知,本发明所生产的殷钢丝材表面无拉拔粉残留。
Claims (8)
1.一种高表面质量殷钢丝材的生产方法,其特征在于,包括真空熔炼、电渣重熔、锻造成坯、轧制、冷拔、时效热处理工序;
所述轧制工序,包括高温初轧、高温补温、吐丝水冷步骤;所述高温补温步骤补温至1100~1200℃,补温时间0.5~2h;
所述冷拔工序,在拉拔至倒数第二道次前或者拉拔至D>d+0.8mm时进行剥皮和双砂带打磨处理,之后继续拉拔;其中D为拉拔过程中丝材的mm直径,d为成品丝材的mm直径;最后一道次拉拔无减面率要求,其他道次减面率应满足:
当D>6.50mm时,单道次减面率为25~30%;
当4.00≤D≤6.50mm时,单道次减面率为20~25%;
当D<4.00mm时,单道次减面率为12~20%;
所述时效热处理工序,采用保护气氛进行退火处理,退火温度500~750℃;
所述殷钢丝材抗拉强度≥1100MPa,250mm标距断后延伸率≥5%。
2.根据权利要求1所述的高表面质量殷钢丝材的生产方法,其特征在于,所述轧制工序,高温初轧前控制坯料的加热温度为1150~1250℃,保温时间2~4h。
3.根据权利要求2所述的高表面质量殷钢丝材的生产方法,其特征在于,所述轧制工序,吐丝温度950~1050℃,吐丝后立即水冷。
4.根据权利要求3所述的高表面质量殷钢丝材的生产方法,其特征在于,所述冷拔工序,剥皮过程总去除尺寸≤0.3mm。
5.根据权利要求4所述的高表面质量殷钢丝材的生产方法,其特征在于,所述冷拔工序,双砂带打磨过程打磨去除总量h与砂带机前、后砂带的规格满足:当h<0.15mm时,前、后砂带均为400目;
当0.15≤h≤0.20mm时,前、后砂带分别为320目、400目;
当h>0.20mm时,前、后砂带分别为180目、320目。
6.根据权利要求5所述的高表面质量殷钢丝材的生产方法,其特征在于,所述冷拔工序,采用单罐拉拔,拉拔过程使用在线式皮膜机包覆皮膜剂。
7.根据权利要求6所述的高表面质量殷钢丝材的生产方法,其特征在于,所述时效热处理工序,保护气氛为氢气和氮气,二者的流量比值为氢气:氮气≥4:1。
8.根据权利要求1-7任一项所述的高表面质量殷钢丝材的生产方法,其特征在于,其适用于生产直径3.0~6.5mm的殷钢丝材。
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5639317A (en) * | 1995-01-23 | 1997-06-17 | Daido Steel Co. Ltd. | High strength, low thermal expansion alloy wire and method of making the wire |
CN102517526A (zh) * | 2012-01-10 | 2012-06-27 | 中冶东方工程技术有限公司 | 一种铝合金中厚板在线淬火方法及实施该方法的设备 |
CN106583476A (zh) * | 2016-12-28 | 2017-04-26 | 东莞市科力钢铁线材有限公司 | 银亮钢丝免酸洗拉拔处理工艺 |
CN106868407A (zh) * | 2014-06-11 | 2017-06-20 | 丹阳市凯鑫合金材料有限公司 | 真空熔炼的射频器的谐振杆用殷钢冷镦丝的生产方法 |
CN107881423A (zh) * | 2017-12-27 | 2018-04-06 | 南京宝日钢丝制品有限公司 | 冷镦钢及制备方法与采用该冷镦钢制备钢丝的方法 |
CN208303533U (zh) * | 2018-05-09 | 2019-01-01 | 江苏兴达钢帘线股份有限公司 | 一种无酸洗金属线材表面处理生产线 |
CN109647924A (zh) * | 2018-12-03 | 2019-04-19 | 江苏兴达钢帘线股份有限公司 | 一种圆形截面的钢丝拉拔前预处理工艺 |
CN111020380A (zh) * | 2019-11-28 | 2020-04-17 | 国网辽宁省电力有限公司沈阳供电公司 | 架空导线用合金钢芯线及其制备方法 |
-
2021
- 2021-11-05 CN CN202111307222.4A patent/CN114130849B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5639317A (en) * | 1995-01-23 | 1997-06-17 | Daido Steel Co. Ltd. | High strength, low thermal expansion alloy wire and method of making the wire |
CN102517526A (zh) * | 2012-01-10 | 2012-06-27 | 中冶东方工程技术有限公司 | 一种铝合金中厚板在线淬火方法及实施该方法的设备 |
CN106868407A (zh) * | 2014-06-11 | 2017-06-20 | 丹阳市凯鑫合金材料有限公司 | 真空熔炼的射频器的谐振杆用殷钢冷镦丝的生产方法 |
CN106583476A (zh) * | 2016-12-28 | 2017-04-26 | 东莞市科力钢铁线材有限公司 | 银亮钢丝免酸洗拉拔处理工艺 |
CN107881423A (zh) * | 2017-12-27 | 2018-04-06 | 南京宝日钢丝制品有限公司 | 冷镦钢及制备方法与采用该冷镦钢制备钢丝的方法 |
CN208303533U (zh) * | 2018-05-09 | 2019-01-01 | 江苏兴达钢帘线股份有限公司 | 一种无酸洗金属线材表面处理生产线 |
CN109647924A (zh) * | 2018-12-03 | 2019-04-19 | 江苏兴达钢帘线股份有限公司 | 一种圆形截面的钢丝拉拔前预处理工艺 |
CN111020380A (zh) * | 2019-11-28 | 2020-04-17 | 国网辽宁省电力有限公司沈阳供电公司 | 架空导线用合金钢芯线及其制备方法 |
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