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标题: MIL-S-7493B (NOTICE 1) [打印本页]

作者: sigh007 时间: 2012-3-29 11:51:12 标题: MIL-S-7493B (NOTICE 1)

MIL-S-7493B (NOTICE 1), MILITARY SPECIFICATION: STEEL BARS, ALLOY, CARBURIZING, 4615, 4617, & 4620, AIRCRAFT, QUALITY (31 MAY 1984) [S/S BY SAE-AMS6290, SAE-AMS6292 AND SAE-AMS6294].

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