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    YU Yan-ni, ZHU Bao-hui, LIU Shou-tian, LI Chen. ANALYSIS OF CRACK PRODUCED CAUSE OF BERYLLIUM-BRONZE BAR[J]. PHYSICAL TESTING AND CHEMICAL ANALYSIS PART A:PHYSICAL TESTING, 2008, 44(12): 704-707.
    Citation: YU Yan-ni, ZHU Bao-hui, LIU Shou-tian, LI Chen. ANALYSIS OF CRACK PRODUCED CAUSE OF BERYLLIUM-BRONZE BAR[J]. PHYSICAL TESTING AND CHEMICAL ANALYSIS PART A:PHYSICAL TESTING, 2008, 44(12): 704-707.

    ANALYSIS OF CRACK PRODUCED CAUSE OF BERYLLIUM-BRONZE BAR

    • The crack in beryllium-bronze bar was found by re-testing for consignment. It was analyzed by means of chemical composition analysis,metallographical examination and SEM analysis. The results showed that the reasons of crack was of grain growth caused by improper heat treatment.
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