This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:D8123-22 INTERNATIONAL Standard Test Methods for Measuring the Opening Size of Geohazard Nettings1 This standard is issued under the fixed designation D8123:the number immediately following the designation indicates the year of original adoption or in the case of revision.the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (s)indicates an editorial change since the last revision or reapproval. 1.Scope 1.4 This standard does not purport to address all of the 1.1 These test methods are index tests to measure the safety concerns if any associated with its use.It is the opening size of a geohazard netting or its ponents or both responsibility of the user of this standard to establish appro- as it has been manufactured.They can be used for estimating priate safety health and environmental practices and d...
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:D8062-22 INTERNATIONAL Standard Specification for Purified Terephthalic Acid (PTA)with Low p-Toluic Acid1 This standard is issued under the fixed designation D8062:the number immediately following the designation indicates the year of original adoption or in the case of revision.the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (s)indicates an editorial change since the last revision or reapproval. 1.Scope* Terephthalic Acid by Capillary Electrophoresis with Re- 1.1 This specification covers purified terephthalic acid verse Voltage Mode (PTA)for use in the production of polyesters for superfine D7882 Test Method for Determination of denier fiber. 4-Carboxybenzaldehyde and p-Toluic Acid in Purified Terephthalic Acid by Capillary Electrophoresis with Nor- 1.2 The following applies to all specified limi...
This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT)Committee. Designation:D7844-21 INTERNATIONAL Standard Test Method for Condition Monitoring of Soot in In-Service Lubricants by Trend Analysis using Fourier Transform Infrared (FT-IR) Spectrometry This standard is issued under the fixed designation D7844:the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision.A number in parentheses indicates the year of last reapproval.A superseript epsilon (e)indicates an editorial change since the last revision or reapproval. 1.Scope be based on a rate of change of the response measured(1).2 In 1.1 This test method pertains to field-based monitoring soot either case such maintenance action limits should be deter- in diesel crankease engine oils as well as in other types of mined through statistical analysis history of the same or engine oils where soot may cont...
This International standard was developed in accordanee with internationalyreognized principles on standardization established in the Decison on Principles for the Development of International Standards, Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:D7826-21 An American National Standard INTERNATIONAL StandardGuidefor EvaluationofNewAviationGasolinesandNewAviation GasolineAdditives' jo e o saespu uogeuisp o Susoo epa soqnu o os uogeuisap pxy oq apun pnss s ppuess su superscript epsilon (e) indicates an editorial change since the last revision or reapproval. original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A 1.Scope*1.6.1 Exception-Some industry standard methodologies 1.1 This guide provides procedures to develop data for useTable A2.2). in research reports for new aviation gasolines or new aviation gasoline additives.1.7 This standard does not purport to address all of the 1.2 This data is intended to be used by the ASTM sub-safety concerns,if any,associated with its use.It is the mittee to make a determination of the suitability of the fuel for responsibility of the user of this standard to establish appro- use as an aviation fuel in either a fleet-wide or limited capacity, priate safety,health，and environmentalpractices and deter- and tomake a determination that the proposed properties and mine theapplicability ofregulatorylimitationspriorto use. criteria in the associated standard specification provide the1.8 This international standardwas developed inaccor- necessary controls to ensure this fuel maintains this suitability dancewithinternationallyrecognizedprinciples onstandard- during high-volume production. izationestablishedintheDecisiononPrinciples for the 1.3 These research reports are intended to support theDevelopment ofInternationalStandards,Guides andRe- mendationsissuedby theWorldTrade...
This international standard was developed in accordance with internationally recognized principles on standardization established in the Deision on Principles for the Development of International Standards Guides and Remendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. Designation:D7415-21 INTERNATIONAL StandardTestMethodfor ConditionMonitoringofSulfateBy-ProductsinIn-Service PetroleumandHydrocarbonBasedLubricantsbyTrend AnalysisUsingFourierTransformInfrared(FT-iR) Spectrometry This standard is issued under the fixed designation D7415; the number immediately following the designation indicates the year of original apiorasfrevisn er flst revisieprethndcat th yarf lstrapprval superscript psilon (e) indicates an diorial change since the last revision or reapproval. 1.Scope* for a single measurement or alternatively can be based on a 1.1 This test method covers monitoring sulfate by-products rate of change of the response measured see Ref (1）. in in-service petroleum and hydrocarbon based diesel crank- 1.4.1 For direct trend analysis values are recorded directly caseengineandmotoroilsthathaveasulfurcontentofgreater from absorption spectra and reported in units of absorbance per than 500 ppm. This test method should not be employed when 0.1 mm pathlength. low-sulfur fuels are used for bustion. 1.4.2 For differential trend analysis values are recorded from the differential spectra (spectrum obtained by subtraction 1.2 This test method uses Fourier Transform Infrared (FT- of the absorption spectrum of the reference oil from that of the IR) spectrometry for monitoring build-up of sulfate by- in-service oilandreported in units of 100*absorbance per products in in-service petroleum and hydrocarbon based lubri- 0.1 mm pathlength (or equivalently absorbance units per cen- cants as a result of normal machinery operation. Sulfate timetre). by-products can result from the introduction of sulfur from 1.4.3 In either case maintenanc...
Gate Globe and Check Valves for Sizes DN 100 (NPS 4)and Smaller for the Petroleum and Natural Gas Industries API STANDARD 602 ELEVENTH EDITION MAY 2022 AP American Petroleum Institute Copyright American Petroloum Irstitute Special Notes API publications necessarily address problems of a general nature.With respect to particular circumstances local state and federal laws and regulations should be reviewed.The use of API publications is voluntary.In some cases third parties or authorities having jurisdiction may choose to incorporate API standards by reference and may mandate pliance. Neither API nor any of API's employees subcontractors consultants mittees or other assignees make any warranty or representation either express or implied with respect to the accuracy pleteness or usefulness of the information contained herein or assume any liability or responsibility for any use or the results of such use of any information or process disclosed in this publication.Neither API nor any of API's employees subcontractors consultants or other assignees represent that use of this publication would not infringe upon privately owned rights. API publications may be used by anyone desi...
Specification for Valves API SPECIFICATION 6D TWENTY-FIFTH EDITION NOVEMBER 2021 API MONOGRAM PROGRAM EFFECTIVE DATE:NOVEMBER 2022 ERRATA 1 DECEMBER 2021 ERRATA 2 APRIL 2022 AP American Petroleum Institute Special Notes API publications necessarily address problems of a general nature.With respect to particular circumstances local state and federal laws and regulations should be reviewed.The use of API publications is voluntary.In some cases third parties or authorities having jurisdiction may choose to incorporate API standards by reference and may mandate pliance. Neither API nor any of API's employees subcontractors consultants mittees or other assignees make any warranty or representation either express or implied with respect to the accuracy pleteness or usefulness of the information contained herein or assume any liability or responsibility for any use or the results of such use of any information or process disclosed in this publication.Neither API nor any of API's employees subcontractors consultants or other assignees represent that use of this publication would not infringe upon privately owned rights. API publications may be used by anyone desiring to do so.E...
Corrosion-resistant Alloy Seamless Products for Use as Casing Tubing Coupling Stock and Accessory Material API SPECIFICATION 5CRA SECOND EDITON OCTOBER 2022 API MONOGRAM PROGRAM EFFECTIVE DATE:APRIL 1 2023 ISO 13680:2020(Modified) Petroleum and natural gas industries-Corrosion-resistant alloy seamless tubular products for use as casing tubing coupling stock and accessory material-Technical delivery conditions AP American Petroleum ISO ANSI Institute Special Notes API publications necessarily address problems of a general nature.With respect to particular circumstances local state and federal laws and regulations should be reviewed.The use of API publications is voluntary.In some cases third parties or authorities having jurisdiction may choose to incorporate API standards by reference and may mandate pliance. Neither API nor any of API's employees subcontractors consultants mittees or other assignees make any warranty or representation either express or implied with respect to the accuracy pleteness or usefulness of the information contained herein or assume any liability or responsibility for any use or the results of such use of any information or process disclosed in ...
Testing of Heavy Brines API RECOMMENDED PRACTICE 13J SIXTH EDITION.JANUARY 2023 AP American Petroleum Institute Accessed by account:University Of Illinois at Urbana-Champaign Date:Tue Jan 10 07:4228 GMT 2023 IP address:192.17.1723 Special Notes API publications necessarily address problems of a general nature.With respect to particular circumstances local state and federal laws and regulations should be reviewed.The use of API publications is voluntary.In some cases third parties or authorities having jurisdiction may choose to incorporate API standards by reference and may mandate pliance. Neither API nor any of API's employees subcontractors consultants mittees or other assignees make any warranty or representation either express or implied with respect to the accuracy. pleteness or usefulness of the information contained herein or assume any liability or responsibility for any use or the results of such use of any information or process disclosed in this publication.Neither API nor any of API's employees subcontractors consultants or other assignees represent that use of this publication would not infringe upon privately owned rights. Users of this standard should not r...
Specification for Completion Accessories ANSI/API SPECIFICATION 19AC FIRST EDITION SEPTEMBER 2016 CONTAINS API MONOGRAM ANNEX AS PART OF U.S.NATIONAL ADOPTION REAFFIRMED.FEBRUARY 2022 ISO 14998:2013(E)(Modified) Petroleum and natural gas industries-Downhole equipment-Completion accessories AP American Petroleum ANSI Institute Special Notes API publications necessarily address problems of a general nature.With respect to particular circumstances local state and federal laws and regulations should be reviewed. Neither API nor any of API's employees subcontractors consultants mittees or other assignees make any warranty or representation either express or implied with respect to the accuracy pleteness or usefulness of the information contained herein or assume any liability or responsibility for any use or the results of such use of any information or process disclosed in this publication.Neither API nor any of API's employees subcontractors consultants or other assignees represent that use of this publication would not infringe upon privately owned rights. API publications may be used by anyone desiring to do so.Every effort has been made by the Institute to ensure the accurac...
重启犀牛和Grasshopper就会看到插件安装完毕了。
