中华人民共和国航空航天工业部航空工业标准 HB4385-89 拔 簧 代替 d di e 分炎代号:F93/ 标示例:d=6的热簧 F93103 mm 标悦代号 L l d dr F93101 25 8 4 3.5 F93102 30 10 5 4.5 F93103 35 6 .材料:65MnGB1222-84 2.热类理:HRC44~50 3.技术条件按:HB4388-89 航空航天工业邮1989-07~12发布 1989-12-01 实施 ...
HB 4385-1989 扭簧.pdf
中华人民共和国航空航天工业部航空工业标准 HB4385-89 拔 簧 代替 d di e 分炎代号:F93/ 标示例:d=6的热簧 F93103 mm 标悦代号 L l d dr F93101 25 8 4 3.5 F93102 30 10 5 4.5 F93103 35 6 .材料:65MnGB1222-84 2.热类理:HRC44~50 3.技术条件按:HB4388-89 航空航天工业邮1989-07~12发布 1989-12-01 实施 ...
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