CN109371314A - 一种冶金矿山球磨机用耐磨球制备方法 - Google Patents

一种冶金矿山球磨机用耐磨球制备方法 Download PDF

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CN109371314A
CN109371314A CN201811432531.2A CN201811432531A CN109371314A CN 109371314 A CN109371314 A CN 109371314A CN 201811432531 A CN201811432531 A CN 201811432531A CN 109371314 A CN109371314 A CN 109371314A
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wear
resistant ball
ball mill
metallurgical mine
iron
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沈劲松
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C37/00—Cast-iron alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/08—Ferrous alloys, e.g. steel alloys containing nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/12—Ferrous alloys, e.g. steel alloys containing tungsten, tantalum, molybdenum, vanadium, or niobium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/14—Ferrous alloys, e.g. steel alloys containing titanium or zirconium
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
    • C23C8/28—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases more than one element being applied in one step
    • C23C8/30—Carbo-nitriding
    • C23C8/32—Carbo-nitriding of ferrous surfaces
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
    • C23C8/80—After-treatment

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Abstract

一种冶金矿山球磨机用耐磨球制备方法，其特征在于，该铸造铁水中各合金成分及重量百分比为：C1.03‑2.75％，Tc1.2‑1.35％，Mn1.1‑1.6％，W0.05‑0.01％，Cn1.05‑2.4％，Nb0.01‑0.05％，Ti0.11‑0.15％，In0.02‑0.09％，Ni0.01‑0.15％，余量为铁。本发明经碳氮共渗处理、真空热处理后，材料的内部缺陷得到了有效消除，提高了耐磨球的耐磨性和疲劳强度，同时具有无氧化、无脱碳、无元素贫化等特点，可以减少耐磨球的热处理变形。

Description

一种冶金矿山球磨机用耐磨球制备方法
技术领域
本发明涉及耐磨球领域，具体是一种冶金矿山球磨机用耐磨球制备方法。
背景技术
耐磨球广泛应用于冶金矿山、水泥建材、火力发电、烟气脱硫、磁性材料、化工、水煤浆、球团矿、矿渣、超细粉、粉煤灰、碳酸钙、石英砂等行业球磨机。目前的耐磨球存在着耐磨性能差，容易损坏等缺点，需要针对耐磨球制备方法进行进一步改进和研究。
发明内容
本发明的目的在于提供一种冶金矿山球磨机用耐磨球制备方法，材料的内部缺陷得到了有效消除，提高了耐磨球的耐磨性和疲劳强度，同时具有无氧化、无脱碳、无元素贫化等特点，可以减少耐磨球的热处理变形。
为实现上述目的，本发明提供如下技术方案：
一种冶金矿山球磨机用耐磨球制备方法，该铸造铁水中各合金成分及重量百分比为：C1.03-2.75％，Tc1.2-1.35％，Mn1.1-1.6％，W0.05-0.01％，Cn1.05-2.4％，Nb0.01-0.05％，Ti0.11-0.15％，In0.02-0.09％，Ni0.01-0.15％，余量为铁。
作为本发明进一步的方案：该铸造铁水中各合金成分及重量百分比为：C2.11％，Tc1.25％，Mn1.3％，W0.007％，Cn2％，Nb0.03％，Ti0.18％，In0.05％，Ni0.12％，余量为铁。
作为本发明进一步的方案：所述的一种冶金矿山球磨机用耐磨球制备方法，包括有以下工艺步骤：
(1)碳氮共渗处理：气体碳氮炉的温度为650-750℃，处理时间为35-40min，通入气体中由体积比4∶5的氮气和二氧化碳组成；
(2)真空热处理：在0.02-1.5Pa真空度的真空介质中进行，热处理温度为400-450℃，热处理时间60-70min，然后自然空冷。
与现有技术相比，本发明的有益效果是：
本发明经碳氮共渗处理、真空热处理后，材料的内部缺陷得到了有效消除，提高了耐磨球的耐磨性和疲劳强度，同时具有无氧化、无脱碳、无元素贫化等特点，可以减少耐磨球的热处理变形。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
实施例1
一种冶金矿山球磨机用耐磨球制备方法，该铸造铁水中各合金成分及重量百分比为：C2.11％，Tc1.25％，Mn1.3％，W0.007％，Cn2％，Nb0.03％，Ti0.18％，In0.05％，Ni0.12％，余量为铁。
一种冶金矿山球磨机用耐磨球制备方法，包括有以下工艺步骤：
(1)碳氮共渗处理：气体碳氮炉的温度为650-750℃，处理时间为35-40min，通入气体中由体积比4∶5的氮气和二氧化碳组成；
(2)真空热处理：在0.02-1.5Pα真空度的真空介质中进行，热处理温度为400-450℃，热处理时间60-70min，然后自然空冷。
尽管参照前述实施例对本发明进行了详细的说明，对于本领域的技术人员来说，其依然可以对前述各实施例所记载的技术方案进行修改，或者对其中部分技术特征进行等同替换，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (3)

1.一种冶金矿山球磨机用耐磨球制备方法，其特征在于，该铸造铁水中各合金成分及重量百分比为：C1.03-2.75％，Tc1.2-1.35％，Mn1.1-1.6％，W0.05-0.01％，Cn1.05-2.4％，Nb0.01-0.05％，Ti0.11-0.15％，In0.02-0.09％，Ni0.01-0.15％，余量为铁。
2.一种冶金矿山球磨机用耐磨球制备方法，其特征在于，该铸造铁水中各合金成分及重量百分比为：C2.11％，Tc1.25％，Mn1.3％，W0.007％，Cn2％，Nb0.03％，Ti0.18％，In0.05％，Ni0.12％，余量为铁。
3.根据权利要求1所述的一种冶金矿山球磨机用耐磨球制备方法，其特征在于，包括有以下工艺步骤：
(1)碳氮共渗处理：气体碳氮炉的温度为650-750℃，处理时间为35-40min，通入气体中由体积比4∶5的氮气和二氧化碳组成；
(2)真空热处理：在0.02-1.5Pα真空度的真空介质中进行，热处理温度为400-450℃，热处理时间60-70min，然后自然空冷。
CN201811432531.2A 2018-11-27 2018-11-27 一种冶金矿山球磨机用耐磨球制备方法 Pending CN109371314A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112553528A (zh) * 2020-11-27 2021-03-26 中天钢铁集团有限公司 一种含氮高碳磨球用钢及其低成本冶炼工艺

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01283430A (ja) * 1988-05-11 1989-11-15 Kawasaki Steel Corp 転動疲労寿命特性に優れた軸受
CN104099532A (zh) * 2014-07-31 2014-10-15 宁国市宁武耐磨材料有限公司 一种球磨机用耐热高强高硬耐磨球
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
CN106086604A (zh) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 一种冶金矿山球磨机用耐磨球制备方法
CN106868412A (zh) * 2016-12-27 2017-06-20 芜湖倍思科创园有限公司 一种高碳低铬低钨高硬度抗冲击的耐磨球及其制备方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01283430A (ja) * 1988-05-11 1989-11-15 Kawasaki Steel Corp 転動疲労寿命特性に優れた軸受
CN104099532A (zh) * 2014-07-31 2014-10-15 宁国市宁武耐磨材料有限公司 一种球磨机用耐热高强高硬耐磨球
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
CN106086604A (zh) * 2016-06-20 2016-11-09 马鞍山市益丰实业集团有限公司 一种冶金矿山球磨机用耐磨球制备方法
CN106868412A (zh) * 2016-12-27 2017-06-20 芜湖倍思科创园有限公司 一种高碳低铬低钨高硬度抗冲击的耐磨球及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112553528A (zh) * 2020-11-27 2021-03-26 中天钢铁集团有限公司 一种含氮高碳磨球用钢及其低成本冶炼工艺
CN112553528B (zh) * 2020-11-27 2022-03-01 中天钢铁集团有限公司 一种含氮高碳磨球用钢及其低成本冶炼工艺

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Application publication date: 20190222