ASTM D4525-2008 流动气体对岩石渗透性的标准试验方法

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【英文标准名称】:StandardTestMethodforPermeabilityofRocksbyFlowingAir
【原文标准名称】:流动气体对岩石渗透性的标准试验方法
【标准号】:ASTMD4525-2008
【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】:D18.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:flowandflowrate;permeability;Airflowperformance;Coefficientofpermeability;Flowandflowrate--soil/rock/relatedmaterials;Liquids;Permeability--soil/rock;Pressuretesting--rock;Reciprocalmeanpressure;Rockmaterials/properties/analysis
【摘要】:Thistestmethodisdesignedtomeasurethepermeabilitytoairofasmallsampleofrock.Byextrapolation,thistestmethodalsodeterminesanequivalentoftheliquidpermeability.Thisparameterisusedtocalculatetheflowthroughrockoffluidssubjectedtoapressuredifferential.Note18212;Notwithstandingthestatementsonprecisionandbiascontainedinthistestmethod,themeasuresofprecisionofthistestmethodisdependentonthecompetenceofthepersonnelperformingthem,andonthesuitabilityoftheequipmentandfacilitiesused.AgenciesthatmeetthecriteriaofPracticeD3740aregenerallyconsideredcapableofcompetentandobjectivetesting.UsersofthistestmethodarecautionedthatcompliancewithPracticeD3740doesnotinitselfassurereliabletesting.Reliabletestingdependsonmanyfactors;PracticeD3740providesameansforevaluatingsomeofthosefactors.1.1Thistestmethodcoversthedeterminationofthecoefficientofspecificpermeabilityfortheflowofairthroughrocks.Theprocedureestablishesrepresentativevaluesofthecoefficientofpermeabilityofrocksorwell-induratedsoils.1.2Thistestmethodislimitedtopermeabilityvaluesgreaterthan0.9869pm2(1.0picodarcy),andislimitedtorocksfreeofoilorunctuousmatter.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P13
【国际标准分类号】:93_020
【页数】:4P.;A4
【正文语种】:英语


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Product Code:SAE AMS3901/12
Title:Yarn, Organic Fiber (Para-Aramid), High Modulus Oy 390 (2689)/21.1 Tensile Strength, 16.5 (114)/900 Tensile Modulus 2160 (2400 D Tex) Denier, 1.2% Finish
Issuing Committee:Ams P Polymeric Materials Committee
Scope:This specification covers one type of organic fiber in the form of yarn. The product shall be formed as a multiplicity of filaments drawn together and gathered into an approximately parallel arrangement.【英文标准名称】:Safetydevicesforprotectionagainstexcessivepressure-Applicationandinstallationofsafetydevicesexcludingstand-aloneburstingdiscsafetydevices
【原文标准名称】:防超压安全性保护装置.单机防爆膜安全性装置除外的安全性装置的应用和安装
【标准号】:BSISO4126-9-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-10-31
【实施或试行日期】:2008-10-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;爆破试验;防爆板;爆破压力;抗爆裂安全装置;抗破碎强度;控制技术;定义;定义(术语);设计;尺寸选定;超压;识别牌;作标记;安装;过压(力)保护;性能试验;气动试验;压力;压力控制阀;压力装置;压力过载;压力容器;安全装置;安全性装置;安全性要求;安全阀;选择;规范;规范(验收);蒸汽;阀门
【英文主题词】:Applications;Bursttest;Burstingdiscs;Burstingpressures;Burstingsafetydevice;Burstingstrength;Controltechnique;Definition;Definitions;Design;Dimensioning;Excesspressures;Identificationplates;Marking;Mounting;Overpressureprotection;Performancetests;Pneumatictests;Pressure;Pressurecontrolvalves;Pressureequipment;Pressureoverload;Pressurevessels;Safetydevice;Safetydevices;Safetyrequirements;Safetyvalves;Selection;Specification;Specification(approval);Steam;Valves
【摘要】:
【中国标准分类号】:C67
【国际标准分类号】:13_240
【页数】:42P;A4
【正文语种】:英语