GB/T 6224.3-1986 过滤式防微粒口罩死腔的试验方法

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基本信息
标准名称:过滤式防微粒口罩死腔的试验方法
英文名称:Test method for the dead space of filtering particle respirator
中标分类: 医药、卫生、劳动保护 >> 劳动安全技术 >> 劳动防护用品
ICS分类: 环保、保健与安全 >> 防护设备 >> 呼吸保护装置
替代情况:被GB 2626-2006代替
发布部门:国家标准局
发布日期:1986-04-09
实施日期:1986-01-02
首发日期:1986-04-09
作废日期:2006-12-01
主管部门:国家安全生产监督管理局
归口单位:全国个体防护装备标准化技术委员会
起草单位:湖南省劳动卫生职业病防治所
出版日期:1900-01-01
页数:2页
适用范围

本方法用于测试口罩戴在标准头型上,口罩与头型面部间之死腔,以此来评价口罩是否符合卫生学要求及口罩设计方针。

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所属分类: 医药 卫生 劳动保护 劳动安全技术 劳动防护用品 环保 保健与安全 防护设备 呼吸保护装置
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Product Code:SAE AS4875/1
Title:Fittings, Straight Thread Boss or Flanged to 37° Flared, Fluid Connection
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope: This SAE Aerospace Standard (AS) establishes the requirements for fluid fittings that combine both straight thread boss or flanged connections and 37° flared connections for use in all types of fluid systems. Fittings shall be furnished in the types and styles designated by the applicable AN, AS, MS, NAS, or other engineering standard drawings. This specification is the same as MIL-F5509 as applicable to straight threaded boss or flanged fittings except for updated materials and process specifications and industry coordinated general improvements. It is intended to serve as a procurement specification for the fittings described herein and in Section 6.
Rationale: This SAE Aerospace Standard (AS) establishes the requirements for fluid fittings that combine both straight thread boss or flanged connections and 37° flared connections for use in all types of fluid systems. Fittings shall be furnished in the types and styles designated by the applicable AN, AS, MS, NAS, or other engineering standard drawings. This specification is the same as MIL-F5509 as applicable to straight threaded boss or flanged fittings except for updated materials and process specifications and industry coordinated general improvements. It is intended to serve as a procurement specification for the fittings described herein and in Section 6.【英文标准名称】:Electroacoustics-Audio-frequencyinductionloopsystemsforassistedhearing-Part2:Methodsofcalculatingandmeasuringthelow-frequencymagneticfieldemissionsfromtheloopforassessingconformitywithguidelinesonlimitsforhumanexposure(IE
【原文标准名称】:电声学.辅助听力音频感应环路系统.第2部分:评估人体照射与指南一致的环路低频磁场放射的计算和测量方法
【标准号】:EN62489-2-2011
【标准状态】:现行
【国别】:
【发布日期】:2011-12
【实施或试行日期】:2011-12-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Acoustics;Amplifiers;Audioappliances;Audiofrequencies;Audiometry;Dataofthemanufacturer;Electroacoustics;Electromagneticinduction;Fieldstrength(electric);Frequencies;Hearingaids;Induction;Inductionloops;Interferingnoise;Magneticfieldmeasurement;Magneticfieldstrength;Magneticfields;Measurement;Measurementconditions;Measuringtechniques;Methodsformeasuring;Noiselevels;Physicalproperties;Ratings;Testing
【摘要】:
【中国标准分类号】:L31
【国际标准分类号】:11_180_15
【页数】:18P;A4
【正文语种】:英语