SAE ARP5021 Oxygen Cylinder Installation Guide
作者:标准资料网 时间:2024-05-17 15:26:09 浏览:9070
来源:标准资料网
Product Code:SAE ARP5021
Title:Oxygen Cylinder Installation Guide
Issuing Committee:A-10 Aircraft Oxygen Equipment Committee
Scope:This document provides guidance for oxygen cylinder installation on commercial aircraft based on rules and methods practiced in aerospace industry and applicable in other associations.It covers considerations for oxygen systems from beginning of project phase up to production, maintenance, and servicing.The document is focused on requirements regarding DOT approved oxygen cylinders. However, its basic rules may also be applicable to new development pertaining to use of such equipment in an oxygen environment.For information regarding oxygen cylinders itself, reference should be made to AIR825/12 also.
上一篇:
SAE AMS5862 Steel, Corrosion-Resistant, Sheet, Strip, and Plate, 15Cr - 4.5Ni - 0.30Cb (Nb) - 3.5Cu, Consumable Electrod下一篇:
SAE AS6098 FITTING, TEE, STANDARD AND REDUCER, BULKHEAD ON RUN, INTERNAL ON SIDE, FLARED, 37 DEGREE SPHERICAL
【英文标准名称】:StandardPracticeforExaminationofWater-FormedDepositsbyChemicalMicroscopy
【原文标准名称】:用化学显微镜作水沉积物的检验的标准实施规程
【标准号】:ASTMD1245-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.03
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:crystallography;deposits;microchemistry;microscopy;qualitativeanalysis;refractiveindex;Chemicalanalysis--waterapplications;Crystallography;Deposits/deposition;Microchemistry;Microscopicexamination--water;Petrographicanalysis;Quantita
【摘要】:Chemicalcompositionofwater-formeddepositsisamajorindicatorofproperorimproperchemicaltreatmentofprocesswater,andisoftenanindicatorofoperationalparametersaswell,forexample,temperaturecontrol.Thispracticeallowsforrapiddeterminationofconstituentspresentinthesedeposits,particularlythoseindicationsofimproperwatertreatment,sincetheyusuallyhaveverydistinctiveandeasilyrecognizedopticalproperties.Thispractice,whereapplicable,eliminatestheneedfordetailedchemicalanalysis,whichistime-consuming,andwhichdoesnotalwaysrevealhowcationsandanionsaremutuallybound.Qualitativeuseofthispracticeshouldbelimitedtothosedepositswhosecontrolisgenerallyknownorpredictable,basedontreatmentandfeedwatermineralcontent,andwhoseconstituentsarecrystalline,orinotherwaysopticallyormorphologicallydistinctive.Ifthesecriteriaarenotmet,othertechniquesofanalysisshouldbeused,suchasPracticeD2332orTestMethodsD3483,orboth.Quantitativeuseofthispracticeshouldbelimitedtoestimatesonly.Formoreprecisequantitativeresults,othermethodsshouldbeused(see5.3).1.1Thispracticedescribesaprocedurefortheexaminationofwater-formeddepositsbymeansofchemicalmicroscopy.Thispracticemaybeusedtocomplementothermethodsofexaminationofwater-formeddepositsasrecommendedinPracticesD2331oritmaybeusedalonewhennootherinstrumentationisavailableorwhenthesamplesizeisverysmall.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z12
【国际标准分类号】:13_060_50
【页数】:6P.;A4
【正文语种】:英语
基本信息
标准名称: | 聚氯乙烯树脂(乳液法) |
中标分类: |
化工 >>
合成材料 >>
合成树脂、塑料 |
发布日期: | |
实施日期: | 2001-03-01 |
首发日期: | |
作废日期: | |
出版日期: | |
适用范围
没有内容
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 化工 合成材料 合成树脂 塑料