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NF C72-213-1993 高压钠蒸汽灯

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【英文标准名称】:High-pressuresodiumvapourlamps.
【原文标准名称】:高压钠蒸汽灯
【标准号】:NFC72-213-1993
【标准状态】:现行
【国别】:法国
【发布日期】:1993-05-01
【实施或试行日期】:1993-05-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:K71;
【国际标准分类号】:29_140_30
【页数】:57P.;A4
【正文语种】:其他


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Product Code:SAE AMS6372
Title:Steel Tubing Mechanical, 0.95Cr - 0.20Mo (0.33 - 0.38C) (SAE 4135)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers an aircraft-quality, low-alloy steel in the form of mechanical tubing.This tubing has been used typically for parts, 0.75 inch (19 mm) and under in section thickness at time of heat treatment, requiring a through-hardening steel capable of developing hardness as high as 40 HRC when properly hardened and tempered and for parts of greater thickness but requiring proportionately lower hardness, but usage is not limited to such applications.MIL-P-48240 (NOTICE 1), MILITARY SPECIFICATION: PYROTECHNIC FIRST-FIRE COMPOSITION (27 APR 1987)., MIL-P-48240, including Notice 1, dated 27 April 1987, is hereby canceled without replacement.