CN106566975A - 一种高硬度空气净化器法兰接口铸钢制备方法 - Google Patents
一种高硬度空气净化器法兰接口铸钢制备方法 Download PDFInfo
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Abstract
本发明公开了一种高硬度空气净化器法兰接口铸钢制备方法,包括有以下操作步骤;1)通过铸钢工艺,铸钢件中各合金成分及重量百分比为:C2.25~2.45%,Si1.3~1.5%,Cu0.25~0.45%,P≤0.015%,S≤0.012%,Cr2.3~2.6%,W0.15~0.21%,Co0.03~0.06%,Mg0.13~0.22%,Te0.4~0.6%,Ni0.004~0.007%,余量为铁;2)对铸造完成的法兰接口进行热处理,加热采用低温进炉,在320‑350℃充分预热保温2‑3小时,然后控制升温速度在60‑70℃/h,升温到420‑460℃后保温1‑1.2小时,热处理过程中要不断翻滚法兰接口。
Description
技术领域
本发明涉及空气净化器制备领域,具体属于一种高硬度空气净化器法兰接口铸钢制备方法。
背景技术
铸钢是工业中应用最广泛的一类有色金属结构材料,在航空、航天、汽车、机械制造、船舶及化学工业中已大量应用。工业经济的飞速发展,对铝合金焊接结构件的需求日益增多,使铝合金的焊接性研究也随之深入。铝合金密度低,但强度比较高,接近或超过优质钢,塑性好,可加工成各种型材,具有优良的导电性、导热性和抗蚀性,工业上广泛使用,使用量仅次于钢。
发明内容
本发明的目的是提供一种高硬度空气净化器法兰接口铸钢制备方法,大大改善了铸钢合金的微观组织,提高了铸钢的力学性能,提高了铸钢的硬度,并为下一的热加工或机加工提供了便利条件。
本发明的技术方案如下:
一种高硬度空气净化器法兰接口铸钢制备方法,包括有以下操作步骤;
1)通过铸钢工艺,铸钢件中各合金成分及重量百分比为:C2.25~2.45%,Si1.3~1.5%,Cu0.25~0.45%,P≤0.015%,S≤0.012%,Cr2.3~2.6%, W0.15~0.21%,Co0.03~0.06%,Mg0.13~0.22%,Te0.4~0.6%,Ni0.004~0.007%,余量为铁;
2)对铸造完成的法兰接口进行热处理,加热采用低温进炉,在320-350℃充分预热保温2-3小时,然后控制升温速度在60-70℃/h,升温到420-460℃后保温1-1.2小时,热处理过程中要不断翻滚法兰接口;
3)防锈处理,空冷后的法兰接口再放入防锈油中浸泡25-35min,所述防锈油由下述组分按重量百分比组成:氯化石蜡5-6%,十二烷基苯磺酸钠2-3%,硬脂酸1-2%,钙锌复合稳定剂0.2-0.4%,三氧化二锑0.5-0.7%,防锈剂0.8-1.5%,余量为矿物油。
所述防锈油由下述组分按重量百分比组成:氯化石蜡5.5%,十二烷基苯磺酸钠2.5%,硬脂酸1.5%,钙锌复合稳定剂0.3%,三氧化二锑0.6%,防锈剂1.1%,余量为矿物油。
本发明采用合理的热处理方法和防锈工艺,有效的降低了合金的固溶的温度和时间,提高了合金的组织性能,同时也降低了生产成本。大大改善了法兰接口铸钢的微观组织,提高了法兰接口铸钢的力学性能,提高了法兰接口铸钢的硬度,并为下一的热加工或机加工提供了便利条件。
具体实施方式
实施例1:
一种高硬度空气净化器法兰接口铸钢制备方法,包括有以下操作步骤;
1)通过铸钢工艺,铸钢件中各合金成分及重量百分比为:C2.35%,Si1.4%,Cu0.35%,P0.012%,S0.01%,Cr2.45%, W0.18%,Co0.045%,Mg0.17%,Te0.5%,Ni0.0055%,余量为铁;
2)对铸造完成的法兰接口进行热处理,加热采用低温进炉,在335℃充分预热保温2.5小时,然后控制升温速度在65℃/h,升温到440℃后保温1.1小时,热处理过程中要不断翻滚法兰接口;
3)防锈处理,空冷后的法兰接口再放入防锈油中浸泡30min,所述防锈油由下述组分按重量百分比组成:氯化石蜡5.5%,十二烷基苯磺酸钠2.5%,硬脂酸1.5%,钙锌复合稳定剂0.3%,三氧化二锑0.6%,防锈剂1.1%,余量为矿物油。
本发明制造高硬度空气净化器法兰接口铸钢试验数据:抗拉强度σb ≥1000MPa;屈服强度σ0.2≥900MPa;延伸率δ5(‰) ≥3.6;断面收缩率ψ(‰) ≥20.5;室温冲击韧性αku(42℃) ≥74J/cm2;低温冲击韧性σku(-40℃)≥33.5J/cm2;硬度HRC40-42。
Claims (2)
1.一种高硬度空气净化器法兰接口铸钢制备方法,其特征在于,包括有以下操作步骤;
1)通过铸钢工艺,铸钢件中各合金成分及重量百分比为:C2.25~2.45%,Si1.3~1.5%,Cu0.25~0.45%,P≤0.015%,S≤0.012%,Cr2.3~2.6%, W0.15~0.21%,Co0.03~0.06%,Mg0.13~0.22%,Te0.4~0.6%,Ni0.004~0.007%,余量为铁;
2)对铸造完成的法兰接口进行热处理,加热采用低温进炉,在320-350℃充分预热保温2-3小时,然后控制升温速度在60-70℃/h,升温到420-460℃后保温1-1.2小时,热处理过程中要不断翻滚法兰接口;
3)防锈处理,空冷后的法兰接口再放入防锈油中浸泡25-35min,所述防锈油由下述组分按重量百分比组成:氯化石蜡5-6%,十二烷基苯磺酸钠2-3%,硬脂酸1-2%,钙锌复合稳定剂0.2-0.4%,三氧化二锑0.5-0.7%,防锈剂0.8-1.5%,余量为矿物油。
2.根据权利要求1所述的高硬度空气净化器法兰接口铸钢制备方法,其特征在于,所述防锈油由下述组分按重量百分比组成:氯化石蜡5.5%,十二烷基苯磺酸钠2.5%,硬脂酸1.5%,钙锌复合稳定剂0.3%,三氧化二锑0.6%,防锈剂1.1%,余量为矿物油。
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Citations (6)
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CN102206531A (zh) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | 一种防锈油及其制备方法 |
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CN105886726A (zh) * | 2016-06-20 | 2016-08-24 | 马鞍山市益丰实业集团有限公司 | 一种烟气脱硫球磨机用耐磨球制备方法 |
CN105969504A (zh) * | 2016-06-02 | 2016-09-28 | 钟逸凡 | 一种防锈水基润滑剂及其制备方法 |
CN106086611A (zh) * | 2016-06-20 | 2016-11-09 | 马鞍山市益丰实业集团有限公司 | 一种水泥建材用耐磨球制备方法 |
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Patent Citations (6)
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CN102206531A (zh) * | 2010-03-31 | 2011-10-05 | 比亚迪股份有限公司 | 一种防锈油及其制备方法 |
CN102899149A (zh) * | 2012-11-07 | 2013-01-30 | 东莞太平洋博高润滑油有限公司 | 一种制冷设备用防锈油 |
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CN105969504A (zh) * | 2016-06-02 | 2016-09-28 | 钟逸凡 | 一种防锈水基润滑剂及其制备方法 |
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