PROBLEM TO BE SOLVED: To provide a copper alloy capable of preventing crystal particle diameter from coarsening, even when a solution treatment is conducted in a copper alloy containing Co, P and Sn, excellent in wire drawing property and high temperature elongation and excellent in strength and conductivity, a copper alloy ingot and a copper alloy solution material.SOLUTION: A copper alloy has a composition containing, Co;0.05 mass% to 0.70 mass%, P;0.02 mass% to 0.20 mass%, Sn;0.005 mass% to 0.70 mass%, and further 1 or more of B, Ce, Zr and the balance Cu with inevitable impurities, and satisfying (1) Formula:1≤(X/5)+(Y/50)+(Z/100), (2) Formula:X+Y+Z≤1000, where B content is X (massppm), Cr content is Y (massppm) and Zr content is Z (massppm).SELECTED DRAWING: None

    【課題】Co,P及びSnを含有する銅合金において、溶体化処理を行った場合でも、結晶粒径の粗大化を抑制でき、伸線性及び高温伸びに優れ、且つ、強度及び導電率に優れた銅合金、銅合金鋳塊、銅合金溶体化材を提供する。【解決手段】Co;0.05mass%以上0.70mass%以下、P;0.02mass%以上0.20mass%以下、Sn;0.005mass%以上0.70mass%以下、を含み、さらに、B,Cr,Zrのいずれか1種又は2種以上を含有し、残部がCuおよび不可避的不純物からなる組成を有し、Bの含有量をX(massppm)、Crの含有量をY(massppm)、Zrの含有量をZ(massppm)としたときに、(1)式:1≦(X/5)+(Y/50)+(Z/100),(2)式:X+Y+Z≦1000、を満足することを特徴とする。【選択図】なし


    Access

    Download


    Export, share and cite



    Title :

    COPPER ALLOY, COPPER ALLOY INGOT, AND COPPER ALLOY SOLUTION MATERIAL


    Additional title:

    銅合金、銅合金鋳塊及び銅合金溶体化材


    Contributors:

    Publication date :

    2018-01-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C22C Legierungen , ALLOYS / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS , Verändern der physikalischen Struktur von Nichteisenmetallen oder Nichteisenlegierungen / H01B CABLES , Kabel