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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 B215 - 20 (2025).pdf

Designation: B215 − 20 (Reapproved 2025)Standard Practices forSampling Metal Powders1This standard is issued under ...

2026-02-06发布 3 浏览 7 页 806.44 KB
ASTM B673 - 25.pdf

Designation: B673 − 25Standard Specification forNickel-Iron-Chromium-Molybdenum-Nitrogen Alloy, Nickel-Iron-Chromium-Molyb...

2026-02-06发布 2 浏览 3 页 195.95 KB
ASTM B242 - 99 (2025).pdf

Designation: B242 − 99 (Reapproved 2025)Endorsed by AmericanElectroplaters’ SocietyEndorsed by NationalAssociation of...

2026-02-06发布 1 浏览 5 页 203.49 KB
ASTM B955 - B 955M - 25.pdf

Designation: B955/B955M − 25Standard Specification forAluminum-Alloy Centrifugal Castings1This standard is issued unde...

2026-02-06发布 2 浏览 11 页 355.7 KB
ASTM B799 - 95 (2025).pdf

Designation: B799 − 95 (Reapproved 2025)Standard Test Method forPorosity in Gold and Palladium Coatings by Sulfuro...

2026-02-06发布 1 浏览 4 页 225.93 KB
ASTM B788 - B 788M - 09 (2025).pdf

Designation: B788/B788M − 09 (Reapproved 2025)Standard Practice forInstalling Factory-Made Corrugated Aluminum Culvert...

2026-02-06发布 1 浏览 5 页 435.92 KB
ASTM B548 - 25.pdf

Designation: B548 − 25Standard Test Method forUltrasonic Inspection of Aluminum-Alloy Plate for PressureVessels1This...

2026-02-06发布 2 浏览 5 页 245.34 KB
ASTM B939 - 21 (2025).pdf

Designation: B939 − 21 (Reapproved 2025)Standard Test Method forRadial Crushing Strength, K, of Powder Metallurgy ...

2026-02-06发布 2 浏览 4 页 239.61 KB
ASTM B818 - 25.pdf

Designation: B818 − 25Standard Specification forCobalt-Chromium-Nickel-Molybdenum-Tungsten Alloy Plate,Sheet and Strip1T...

2026-02-06发布 2 浏览 3 页 190.96 KB
ASTM B890 - 25.pdf

Designation: B890 − 25Standard Test Method forDetermination of Metallic Constituents of Tungsten Alloysand Tungsten...

2026-02-06发布 0 浏览 5 页 211.42 KB
ASTM B610 - 24.pdf

Designation: B610 − 24Standard Test Method forMeasuring Dimensional Changes Associated withProcessing Metal Powders ...

2026-02-06发布 0 浏览 4 页 206.64 KB
ASTM B639 - 25.pdf

Designation: B639 − 25Standard Specification forPrecipitation Hardening Cobalt-Containing Alloys Rod, Bar,Forgings, an...

2026-02-06发布 2 浏览 4 页 202.31 KB
ASTM B710 - 20a (2025).pdf

Designation: B710 − 20a (Reapproved 2025)Standard Specification forNickel-Iron-Chromium-Silicon Alloy Welded Pipe1This...

2026-02-06发布 4 浏览 3 页 194.74 KB
ASTM B446 - 24.pdf

Designation: B446 − 24Standard Specification forNickel-Chromium-Molybdenum-Niobium Alloy, Nickel-Chromium-Molybdenum-Silic...

2026-02-06发布 3 浏览 6 页 218.66 KB
ASTM B888 - B 888M - 25.pdf

Designation: B888/B888M − 25Standard Specification forCopper Alloy Strip for Use in Manufacture of ElectricalConnect...

2026-02-06发布 0 浏览 11 页 237.18 KB
ASTM B811 - 25.pdf

Designation: B811 − 25Standard Specification forWrought Zirconium Alloy Seamless Tubes for NuclearReactor Fuel Cladd...

2026-02-06发布 2 浏览 17 页 486.08 KB
ASTM B94 - 18 (2025).pdf

Designation: B94 − 18 (Reapproved 2025)Standard Specification forMagnesium-Alloy Die Castings1This standard is issued...

2026-02-06发布 2 浏览 6 页 212.78 KB
ASTM B694 - 25.pdf

Designation: B694 − 25Standard Specification forCopper, Copper-Alloy, Copper-Clad Bronze (CCB), Copper-Clad Stainless...

2026-02-06发布 2 浏览 8 页 223.78 KB
ASTM B749 - 25.pdf

Designation: B749 − 25Standard Specification forLead and Lead Alloy Strip, Sheet, and Plate Products1This standard...

2026-02-06发布 0 浏览 4 页 199.03 KB
ASTM B864 - B 864M - 25.pdf

Designation: B864/B864M − 25Standard Specification forCorrugated Aluminum Box Culverts1This standard is issued under...

2026-02-06发布 0 浏览 7 页 388.5 KB

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