CN105986174A - 一种耐腐蚀合金搅拌罐罐体 - Google Patents

一种耐腐蚀合金搅拌罐罐体 Download PDF

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CN105986174A
CN105986174A CN201510994879.0A CN201510994879A CN105986174A CN 105986174 A CN105986174 A CN 105986174A CN 201510994879 A CN201510994879 A CN 201510994879A CN 105986174 A CN105986174 A CN 105986174A
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陈恒义
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Hefei Zhonglan New Material Technology Co Ltd
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    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/50—Mixing receptacles
    • B01F35/51—Mixing receptacles characterised by their material
    • 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
    • C22C38/005—Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/24—Ferrous alloys, e.g. steel alloys containing chromium with vanadium
    • 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
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • 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
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur

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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)
  • Pressure Vessels And Lids Thereof (AREA)

Abstract

本发明公开了一种耐腐蚀合金搅拌罐罐体，该罐体毛坯中化学成分重量百分比为：1.5%≤C≤1.9%，1.2%≤Si≤1.4%，0.6%≤Mn≤0.8%，0.004%≤P≤0.009%，0.003%≤S≤0.009%，0.4%≤Ti≤0.8%，1.2%≤Cr≤1.4%，0.008≤B≤0.018%，0.08%≤V≤0.12%，0.05%≤Cs≤0.09%，0.02%≤W≤0.08%，0.03%≤Pb≤0.08%，0.002%≤Y≤0.005%，余量为铁及不可避免的杂质；本发明使其利于大批量的工业化生产，并减少了铸造过程中出现夹污、充不满的现象，罐体抗腐蚀性能进一步改善，节约了产品用料，具有防断裂的性能。

Description

一种耐腐蚀合金搅拌罐罐体
技术领域
本发明涉及化工罐体领域，具体属于一种耐腐蚀合金搅拌罐罐体。
背景技术
化工搅拌罐因工况及其恶劣，因而对罐体材料、曲轴尺寸精度、表面粗糙度、热处理和表面强化、动平衡等要求十分严格。在大批量生产的条件下，传统工艺已不能满足当前设计和生产需求，在长时间、路况起伏情况下，搅拌罐容易过早出现失效或划伤，严重影响搅拌罐的寿命和整机可靠性。
发明内容
本发明的目的是提供一种耐腐蚀合金搅拌罐罐体，使其利于大批量的工业化生产，并减少了铸造过程中出现夹污、充不满的现象，罐体抗腐蚀性能进一步改善，节约了产品用料，具有防断裂的性能。
本发明的技术方案如下：
一种耐腐蚀合金搅拌罐罐体，该罐体毛坯中化学成分重量百分比为：1.5%≤C≤1.9%，1.2%≤Si≤1.4%，0.6%≤Mn≤0.8%，0.004%≤P≤0.009%，0.003%≤S≤0.009%，0.4%≤Ti≤0.8%，1.2%≤Cr≤1.4%，0.008≤B≤0.018%，0.08%≤V≤0.12%，0.05%≤Cs≤0.09%，0.02%≤W≤0.08%，0.03%≤Pb≤0.08%，0.002%≤Y≤0.005%，余量为铁及不可避免的杂质；将该罐体毛坯升温至650～725℃，同时以1.5-1.8L/min送入氨气，炉压控制在0.2-0.4Pa，然后进行盐浴淬火，盐浴处理温度为140-150℃，盐浴处理保温时间为0.4-0.9h，熔盐各成分重量比为：纯碱13-15份、氯化镁4-6份、碳酸铁8-10份、硫酸钾3.5-4.5份、硅油3.5-5.5份。
该罐体毛坯升温至685℃，同时以1.65L/min送入氨气，炉压控制在0.3Pa，然后进行盐浴淬火，盐浴处理温度为145℃，盐浴处理保温时间为0.65h，熔盐各成分重量比为：纯碱14份、氯化镁5份、碳酸铁9份、硫酸钾4份、硅油4份。
本发明使其利于大批量的工业化生产，并减少了铸造过程中出现夹污、充不满的现象，罐体抗腐蚀性能进一步改善，节约了产品用料，具有防断裂的性能。
本发明的力学性能检测数据如下：
伸长率 δ5 (%)：≥12
断面收缩率 ψ (%)：≥28
冲击功 Akv (J)：≥31
冲击韧性值 αkv (J/cm2)：≥32
硬度 ：≤30HB。
具体实施方式
一种耐腐蚀合金搅拌罐罐体，该罐体毛坯中化学成分重量百分比为：1.6%≤C≤1.8%，1.25%≤Si≤1.35%，0.65%≤Mn≤0.75%，0.005%≤P≤0.008%，0.004%≤S≤0.008%，0.5%≤Ti≤0.7%，1.25%≤Cr≤1.35%，0.01≤B≤0.016%，0.09%≤V≤0.11%，0.06%≤Cs≤0.08%，0.03%≤W≤0.07%，0.03%≤Pb≤0.08%，0.002%≤Y≤0.005%，余量为铁及不可避免的杂质；将该罐体毛坯升温至685℃，同时以1.65L/min送入氨气，炉压控制在0.3Pa，然后进行盐浴淬火，盐浴处理温度为145℃，盐浴处理保温时间为0.65h，熔盐各成分重量比为：纯碱14份、氯化镁5份、碳酸铁9份、硫酸钾4份、硅油4份。

Claims (2)

1.一种耐腐蚀合金搅拌罐罐体，其特征在于，该罐体毛坯中化学成分重量百分比为：1.5%≤C≤1.9%，1.2%≤Si≤1.4%，0.6%≤Mn≤0.8%，0.004%≤P≤0.009%，0.003%≤S≤0.009%，0.4%≤Ti≤0.8%，1.2%≤Cr≤1.4%，0.008≤B≤0.018%，0.08%≤V≤0.12%，0.05%≤Cs≤0.09%，0.02%≤W≤0.08%，0.03%≤Pb≤0.08%，0.002%≤Y≤0.005%，余量为铁及不可避免的杂质；将该罐体毛坯升温至650～725℃，同时以1.5-1.8L/min送入氨气，炉压控制在0.2-0.4Pa，然后进行盐浴淬火，盐浴处理温度为140-150℃，盐浴处理保温时间为0.4-0.9h，熔盐各成分重量比为：纯碱13-15份、氯化镁4-6份、碳酸铁8-10份、硫酸钾3.5-4.5份、硅油3.5-5.5份。
2.根据权利要求1所述耐腐蚀合金搅拌罐罐体，其特征在于，该罐体毛坯升温至685℃，同时以1.65L/min送入氨气，炉压控制在0.3Pa，然后进行盐浴淬火，盐浴处理温度为145℃，盐浴处理保温时间为0.65h，熔盐各成分重量比为：纯碱14份、氯化镁5份、碳酸铁9份、硫酸钾4份、硅油4份。
CN201510994879.0A 2015-12-28 2015-12-28 一种耐腐蚀合金搅拌罐罐体 Withdrawn CN105986174A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106319307A (zh) * 2016-11-14 2017-01-11 安徽名杰净化科技有限公司 一种抗扭空气净化器用风轮制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101158011A (zh) * 2006-10-03 2008-04-09 大同特殊钢株式会社 可被高速切削的马氏体不锈钢
CN101264681A (zh) * 2001-06-06 2008-09-17 新日本制铁株式会社 热浸镀锌薄钢板和热浸镀锌层扩散处理薄钢板及制造方法
CN102747304A (zh) * 2012-06-23 2012-10-24 昆明嘉和科技股份有限公司 一种耐腐蚀耐磨蚀合金材料及其制备方法
CN104233115A (zh) * 2014-08-25 2014-12-24 章学良 一种铬锰耐磨合金、铬锰合金磨球及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101264681A (zh) * 2001-06-06 2008-09-17 新日本制铁株式会社 热浸镀锌薄钢板和热浸镀锌层扩散处理薄钢板及制造方法
CN101158011A (zh) * 2006-10-03 2008-04-09 大同特殊钢株式会社 可被高速切削的马氏体不锈钢
CN102747304A (zh) * 2012-06-23 2012-10-24 昆明嘉和科技股份有限公司 一种耐腐蚀耐磨蚀合金材料及其制备方法
CN104233115A (zh) * 2014-08-25 2014-12-24 章学良 一种铬锰耐磨合金、铬锰合金磨球及其制备方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106319307A (zh) * 2016-11-14 2017-01-11 安徽名杰净化科技有限公司 一种抗扭空气净化器用风轮制备方法

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