KR890010255A - High strength brass alloy and its manufacturing method - Google Patents

High strength brass alloy and its manufacturing method Download PDF

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Publication number
KR890010255A
KR890010255A KR870014542A KR870014542A KR890010255A KR 890010255 A KR890010255 A KR 890010255A KR 870014542 A KR870014542 A KR 870014542A KR 870014542 A KR870014542 A KR 870014542A KR 890010255 A KR890010255 A KR 890010255A
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KR
South Korea
Prior art keywords
brass alloy
strength brass
manufacturing
heat treatment
mnsi
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Application number
KR870014542A
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Korean (ko)
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KR900006701B1 (en
Inventor
김태성
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김선홍
기아산업 주식회사
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Priority to KR1019870014542A priority Critical patent/KR900006701B1/en
Publication of KR890010255A publication Critical patent/KR890010255A/en
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Publication of KR900006701B1 publication Critical patent/KR900006701B1/en

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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/04—Alloys based on copper with zinc as the next major constituent

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Operated Clutches (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)

Abstract

내용 없음No content

Description

고력황동합금과 그 제조방법High strength brass alloy and its manufacturing method

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 1도는 본 발명에 따른 고력황동합금의 조직을 100배로 확대한 현미경 사진이고,1 is a micrograph of a tissue of the high-strength brass according to the present invention magnified 100 times,

제 2도는 본 발명에 따른 고력황동합금의 조직을 400배로 확대한 현미경 사진이다.2 is a micrograph at 400 times magnification of the tissue of the high-strength brass according to the present invention.

Claims (5)

60.00∼64.0％의 Cu와 26.5∼33.6％의 Zn, 2.50∼3.50％의 Mn, 1.90∼3.50％의 Al, 0.60∼1.00％의 Si, 0.90∼1.00％의 Ni, 0.5％이하의 Cr 및, 미량의 Pb의 화학조성을 갖는 것을 특징으로 하는 고력황동합금.60.00-664.0% Cu, 26.5-33.6% Zn, 2.50-3.50% Mn, 1.90-3.50% Al, 0.60-1.00% Si, 0.90-1.00% Ni, 0.5% or less Cr, and trace amounts A high-strength brass alloy having a chemical composition of Pb. 황동에 Al,Mn,Ni등이 첨가된 고력황동합금의 제조방법에 있어서, 상기 각 성분원소의 조성을 조정배합해주는 배합단계와, 이 배합단계에서 결정된 화학적 조성물에다 열처리 작업을 실시하는 열처리단계 및, MnSi조직이 미세하고 균등하게 석출되도록 하는 접종단계로 구성된 것을 특징으로 하는 고력 황동합금의 제조방법.In the method of manufacturing a high-strength brass alloy in which Al, Mn, Ni, etc. are added to brass, the compounding step of adjusting and blending the composition of each component element, a heat treatment step of performing a heat treatment operation on the chemical composition determined in this compounding step, Method for producing a high-strength brass alloy, characterized in that consisting of the inoculation step to precipitate the MnSi structure fine and evenly. 제 1항에 있어서, 상기 배합단계는 Cu 60.00∼64.0％, Mn 2.50∼3.50％, Al 1.90∼3.50％, Si 0.60∼1.00％, Ni 0.90∼1.00％, Cr 0.5％이하, Pb미량, Zn잔유로 배합시켜 주는 것을 특징으로 하는 고력황동합금의 제조방법.The method of claim 1, wherein the compounding step is Cu 60.00 ~ 66.0%, Mn 2.50 ~ 3.50%, Al 1.90 ~ 3.50%, Si 0.60 ~ 1.00%, Ni 0.90 ~ 1.00%, Cr 0.5% or less, Pb trace amount, Zn glass A method for producing a high-strength brass alloy characterized by blending the flow path. 제 1항에 있어서, 상기 열처리단계는 1050∼1060℃범위에서 용해작업을 실시한 뒤 다시 1200℃까지 승온시켜 2-3분간 항온유지시킨 다음 650℃정도로 항온시켜주는 것을 특징으로 하는 고력황동합금의 제조방법.The method of claim 1, wherein the heat treatment step is to perform a melting operation in the range of 1050 ~ 1060 ℃ and then heated to 1200 ℃ again to maintain a constant temperature for 2-3 minutes and then to prepare a high-strength brass alloy to about 650 ℃ Way. 제 1항에 있어서, 상기 접종단계는 용탕에 Cr 및 Al을 적정량 투입시킴으로써 표면출이현상이 소멸되고 기지조직에 빗살무늬의 MnSi조직이 미세하고 균등하게 석출되도록 한 것을 특징으로 하는 고력황동합금의 제조방법.The method of claim 1, wherein the inoculation step of the high-strength brass alloy, characterized in that the surface extraction phenomenon is eliminated by the appropriate amount of Cr and Al in the molten metal and the comb-patterned MnSi tissue is finely and evenly deposited on the matrix tissue. Manufacturing method. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019870014542A 1987-12-19 1987-12-19 High strength cupper alloy and method therefor KR900006701B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019870014542A KR900006701B1 (en) 1987-12-19 1987-12-19 High strength cupper alloy and method therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019870014542A KR900006701B1 (en) 1987-12-19 1987-12-19 High strength cupper alloy and method therefor

Publications (2)

Publication Number Publication Date
KR890010255A true KR890010255A (en) 1989-08-07
KR900006701B1 KR900006701B1 (en) 1990-09-17

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KR1019870014542A KR900006701B1 (en) 1987-12-19 1987-12-19 High strength cupper alloy and method therefor

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022092468A1 (en) * 2020-10-27 2022-05-05 주식회사 에스지오 High-surface-pressure oilless bearing to which high-strength brass alloy with improved microstructure is applied

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014106933A1 (en) * 2014-05-16 2015-11-19 Otto Fuchs Kg Special brass alloy and alloy product
CN108342612B (en) * 2018-02-02 2019-12-31 浙江金康铜业有限公司 Low-lead-dissolved brass alloy

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022092468A1 (en) * 2020-10-27 2022-05-05 주식회사 에스지오 High-surface-pressure oilless bearing to which high-strength brass alloy with improved microstructure is applied

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