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ISO ASTM .pdf EN BS 标准 SAE scan.pdf 地方 AS GB GBT JIS IEC AMS NZS 附有答案技术行业标准军用电子行业 SJ 2023 .docx DIN JB IEEE API rus.pdf Std 规范安全 TS DB15 DB37 2025 TR DB44 NACE ASME 2022 STP 规程 24.pdf DLT Paper 系统 SJT 试验

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ASTM D6730 - 22.pdf

Designation: D6730 − 22Standard Test Method forDetermination of Individual Components in Spark IgnitionEngine Fuels...

2025-12-03发布 2 浏览 71 页 2.17 MB
ASTM D6278 - 20a.pdf

Designation: D6278 − 20aStandard Test Method forShear Stability of Polymer Containing Fluids Using aEuropean Diesel...

2025-12-03发布 1 浏览 9 页 268.18 KB
AWS B5.15-2010.pdf

Specification forthe Qualificationof RadiographicInterpretersAWS B5.15:2010An American National Standard550 N.W. LeJeune...

2025-12-03发布 2 浏览 26 页 134.97 KB
ASTM D7557 - D 7557M - 09 (2021).pdf

Designation: D7557/D7557M − 09 (Reapproved 2021)Standard Practice forSampling of Expanded Polystyrene Geofoam Specime...

2025-12-03发布 2 浏览 2 页 82.8 KB
ASTM F2165 - 19.pdf

Designation: F2165 − 19An American National StandardStandard Specification forFlexible Pre-Insulated Plastic Piping1Th...

2025-12-03发布 2 浏览 5 页 110.37 KB
ASTM D6268 - 21.pdf

Designation: D6268 − 21Standard Practice forHandling, Transportation, and Storage of HFC-125,Pentafluoroethane (C2HF5)...

2025-12-03发布 2 浏览 3 页 76.69 KB
AWS D8.14M-2017.pdf

Specification for Automotive Weld Quality— Arc Welding of AluminumD8.14M:2017An American National StandardD8.14M:2017A...

2025-12-03发布 2 浏览 42 页 340.41 KB
ASTM D7397 - 21.pdf

Designation: D7397 − 21Standard Test Method forCloud Point of Petroleum Products and Liquid Fuels(Miniaturized Opti...

2025-12-03发布 1 浏览 7 页 154.79 KB
ASTM D7934 - D 7934M - 14.pdf

Designation: D7934/D7934M − 14Standard Test Method forCorrosion of Cast Aluminum Alloys in Non-Aqueous EngineCoolant...

2025-12-03发布 2 浏览 4 页 139.43 KB
ASTM F756 - 17.pdf

Designation: F756 − 17Standard Practice forAssessment of Hemolytic Properties of Materials1This standard is issued ...

2025-12-03发布 3 浏览 6 页 106.86 KB
ASTM D7230 - 06 (2021).pdf

Designation: D7230 − 06 (Reapproved 2021)Standard Guide forEvaluating Polymeric Lining Systems for Water Immersionin...

2025-12-03发布 1 浏览 8 页 137.75 KB
ASTM D5356 - 17a.pdf

Designation: D5356 − 17aStandard Test Method forpH of Chrome Tanning Solutions1This standard is issued under the ...

2025-12-03发布 2 浏览 2 页 60.83 KB
ASTM G165 - 99 (2017).pdf

Designation: G165 − 99 (Reapproved 2017)Standard Practice forDetermining Rail-to-Earth Resistance1This standard is is...

2025-12-03发布 2 浏览 5 页 202.08 KB
ASTM D6986.25589.pdf

Designation: D6986 − 03 (Reapproved 2020)An American National StandardStandard Test Method forFree Water, Particulat...

2025-12-03发布 2 浏览 5 页 88.49 KB
ASTM E3214 - 19.pdf

Designation: E3214 − 19Standard Classification forIndustrial Microorganisms1This standard is issued under the fixed ...

2025-12-03发布 3 浏览 6 页 150.17 KB
ASTM D7370 - D 7370M - 14 (2021).pdf

Designation: D7370/D7370M − 14 (Reapproved 2021)Standard Test Method forDetermination of Relative Density and Absorp...

2025-12-03发布 2 浏览 8 页 95.57 KB
AWS B2.1-1-207-2019.pdf

AWS STANDARD WELDING PROCEDURE SPECIFICATION LICENSE IMPORTANT—READ CAREFULLY BEFORE PROCEEDING THE ENTITY OR INDIVI...

2025-12-03发布 0 浏览 27 页 397.86 KB
ASTM E1655 - 17.pdf

Designation: E1655 − 17Standard Practices forInfrared Multivariate Quantitative Analysis1This standard is issued unde...

2025-12-03发布 2 浏览 30 页 386.96 KB
ASTM E107-88 (R1998)_Withdrawn 2003.pdf

Designation: E 107 – 88 (Reapproved 1998)Standard Test Methods forChemical Analysis of Electronic Nickel1This stand...

2025-12-03发布 2 浏览 17 页 186.8 KB
ASTM D7369_11_Standard_Test_Method_for_Determining_the_Resilient_Modulus.pdf

Designation: D7369 − 11Standard Test Method forDetermining the Resilient Modulus of Bituminous Mixturesby Indirect ...

2025-12-03发布 2 浏览 12 页 520.44 KB

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