GB 3404-1982 硅质玻璃原料化学分析方法

上一篇: GB 3819-1983 纺织织物 以回复角表示折叠试样折痕回复性的测定
下一篇: GB 4942.2-1985 低压电器外壳防护等级

Product Code:SAE AS291
Title:Surface Texture, Roughness, Waviness and Lay (NONCURRENT Oct 2001)
Issuing Committee:E-25 General Standards For Aerospace And Propulsion Systems
Scope:This standard provides a method of applying surface roughness, waviness and lay control. The data included herein also covers the method of applying surface roughness symbols and related designations to drawings and specifications of parts when applicable. This standard is based on the Arithmetical Average (AA) method of instrumentation. Data compiled are based on current manufacturing practices. It also includes a summary of data published in the latest issue of the American Standards Association publication ASA B46.1.

标准名称：	船用锅炉水压试验、蒸汽试验技术要求
中标分类：	船舶 >> 船用主辅机 >> 船用锅炉与蒸汽机
发布日期：
实施日期：	1983-04-01
首发日期：
作废日期：
出版日期：
页数：	5页

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