CN105543650A - 15万千瓦空冷汽轮机外机座 - Google Patents

15万千瓦空冷汽轮机外机座 Download PDF

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CN105543650A
CN105543650A CN201510944970.1A CN201510944970A CN105543650A CN 105543650 A CN105543650 A CN 105543650A CN 201510944970 A CN201510944970 A CN 201510944970A CN 105543650 A CN105543650 A CN 105543650A
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alloy
alloy material
melt
air
steam turbine
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邓雪明
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CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY
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CHANGSHU KAIBO METALLURGY BUILDING MATERIALS MACHINERY EQUIPMENT FACTORY
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Priority to CN201510944970.1A priority Critical patent/CN105543650A/zh
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    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32Ferrous alloys, e.g. steel alloys containing chromium with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C33/00Making ferrous alloys
    • C22C33/04Making ferrous alloys by melting
    • C22C33/06Making ferrous alloys by melting using master alloys
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/005Ferrous alloys, e.g. steel alloys containing rare earths, i.e. Sc, Y, Lanthanides
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/008Ferrous alloys, e.g. steel alloys containing tin
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)

Abstract

本发明公开了一种15万千瓦空冷汽轮机外机座,包括由合金材料制成的金属主体,该合金材料的成分为:B:1~2%,Si:0.9%,Sn:1.4%,Pm:0.8%,Li:1.3%,Y:0.5%,余量为Fe和不可避免的杂质;所述合金材料通过如下步骤制备:1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。本发明15万千瓦空冷汽轮机外机座强度高、耐腐蚀、耐热等性能优异,能长期使用。

Description

15万千瓦空冷汽轮机外机座
技术领域
本发明涉及15万千瓦空冷汽轮机外机座。
背景技术
燃气轮机是广泛应用的发电设备,燃气轮机的使用环境比较复杂,对燃气轮机的各个部件的重量、强度、耐磨擦、耐腐蚀、耐热性能的要求都比较高。
发明内容
本发明的目的在于提供一种15万千瓦空冷汽轮机外机座,其重量轻、强度高、耐磨擦、耐腐蚀、耐热性能优异,能长期使用。
为实现上述目的,本发明的技术方案是设计一种15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1~2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
优选的,15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
优选的,15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
本发明的优点和有益效果在于:提供一种15万千瓦空冷汽轮机外机座,其重量轻、强度高、耐磨擦、耐腐蚀、耐热性能优异,能长期使用。
具体实施方式
下面结合实施例,对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案,而不能以此来限制本发明的保护范围。
本发明具体实施的技术方案是:
实施例1
一种15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1~2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
实施例2
15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
实施例3
15万千瓦空冷汽轮机外机座,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
以上所述仅是本发明的优选实施方式,应当指出,对于本技术领域的普通技术人员来说,在不脱离本发明技术原理的前提下,还可以做出若干改进和润饰,这些改进和润饰也应视为本发明的保护范围。

Claims (3)

1.15万千瓦空冷汽轮机外机座,其特征在于,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1~2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
2.根据权利要求1所述的15万千瓦空冷汽轮机外机座,其特征在于,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:1%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
3.根据权利要求1所述的15万千瓦空冷汽轮机外机座,其特征在于,包括金属主体,所述金属主体由合金材料制成,按重量百分比计,该合金材料的成分为:
B:2%,
Si:0.9%,
Sn:1.4%,
Pm:0.8%,
Li:1.3%,
Y:0.5%,
余量为Fe和不可避免的杂质;
所述合金材料通过如下步骤制备:
1)将Fe、B和Fe-Si合金、Fe-Sn合金在保护性气氛下熔融;
2)温度调整至900℃,向熔体中加入Fe-Pm合金、Fe-Li合金和Fe-Y合金,搅拌均匀,保温静置20分钟;
3)通入氩气,将熔体静置降温至600℃,压铸得到合金材料。
CN201510944970.1A 2015-12-16 2015-12-16 15万千瓦空冷汽轮机外机座 Pending CN105543650A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4362553A (en) * 1979-11-19 1982-12-07 Marko Materials, Inc. Tool steels which contain boron and have been processed using a rapid solidification process and method
JPH07286234A (ja) * 1994-04-20 1995-10-31 Kawasaki Steel Corp 繰り返し応力負荷によるミクロ組織変化の遅延特性に優れた軸受部材
CN103741068A (zh) * 2014-01-03 2014-04-23 宝鼎重工股份有限公司 一种eh36优化材料钢锭自由锻成板形轴承座锻件特种工艺
CN104911508A (zh) * 2015-04-23 2015-09-16 苏州劲元油压机械有限公司 一种重型油压缸用轴承座的制造工艺

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4362553A (en) * 1979-11-19 1982-12-07 Marko Materials, Inc. Tool steels which contain boron and have been processed using a rapid solidification process and method
JPH07286234A (ja) * 1994-04-20 1995-10-31 Kawasaki Steel Corp 繰り返し応力負荷によるミクロ組織変化の遅延特性に優れた軸受部材
CN103741068A (zh) * 2014-01-03 2014-04-23 宝鼎重工股份有限公司 一种eh36优化材料钢锭自由锻成板形轴承座锻件特种工艺
CN104911508A (zh) * 2015-04-23 2015-09-16 苏州劲元油压机械有限公司 一种重型油压缸用轴承座的制造工艺

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
娄延春: "《铸造手册 第2卷 铸钢》", 30 November 2014 *
陈家祥: "《炼钢常用图表数据手册》", 31 January 2010 *

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