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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 B843 - 18 (2025).pdf

Designation: B843 − 18 (Reapproved 2025)Standard Specification forMagnesium Alloy Anodes for Cathodic Protection1This...

2026-02-06发布 3 浏览 2 页 187.7 KB
ASTM B172 - 17 (2024).pdf

Designation: B172 − 17 (Reapproved 2024)Standard Specification forRope-Lay-Stranded Copper Conductors Having Bunch-Str...

2026-02-06发布 3 浏览 7 页 221.03 KB
ASTM B84 - 07 (2025).pdf

Designation: B84 − 07 (Reapproved 2025)Standard Test Method forTemperature-Resistance Constants of Alloy Wires forPr...

2026-02-06发布 2 浏览 5 页 213.47 KB
ASTM B281 - 88 (2025).pdf

Designation: B281 − 88 (Reapproved 2025)Standard Practice forPreparation of Copper and Copper-Base Alloys forElectro...

2026-02-06发布 1 浏览 4 页 200.91 KB
ASTM B829 - 24.pdf

Designation: B829 − 24Standard Specification forGeneral Requirements for Nickel and Nickel AlloysSeamless Pipe and ...

2026-02-06发布 2 浏览 7 页 220.75 KB
ASTM B969 - B 969M - 25.pdf

Designation: B969/B969M − 25Standard Specification forAluminum-Alloy Castings Produced by Squeeze Casting,and the Sem...

2026-02-06发布 8 浏览 14 页 256.66 KB
ASTM B582 - 25.pdf

Designation: B582 − 25Standard Specification forNickel-Chromium-Iron-Molybdenum-Copper Alloy Plate,Sheet, and Strip1This...

2026-02-06发布 2 浏览 4 页 202.04 KB
ASTM B795 - 24.pdf

Designation: B795 − 24Standard Test Method forDetermining the Percentage of Alloyed or Unalloyed IronContamination ...

2026-02-06发布 0 浏览 4 页 492.99 KB
ASTM B234M - 17 (2025).pdf

Designation: B234M − 17 (Reapproved 2025)Standard Specification forAluminum and Aluminum-Alloy Drawn Seamless Tubes ...

2026-02-06发布 2 浏览 7 页 229.6 KB
ASTM B670 - 25.pdf

Designation: B670 − 25Standard Specification forPrecipitation-Hardening Nickel Alloy Plate, Sheet, and Stripfor High-...

2026-02-06发布 3 浏览 5 页 1 次下载 205.53 KB
ASTM B825 - 19 (2024).pdf

Designation: B825 − 19 (Reapproved 2024)Standard Test Method forCoulometric Reduction of Surface Films on Metallic...

2026-02-06发布 2 浏览 8 页 403.29 KB
ASTM B887 - 25.pdf

Designation: B887 − 25Standard Test Method forDetermination of Coercivity (Hcs) of Cemented Carbides1This standard ...

2026-02-06发布 2 浏览 3 页 198.02 KB
ASTM B22 - B 22M - 17 (2025).pdf

Designation: B22/B22M − 17 (Reapproved 2025)Standard Specification forBronze Castings for Bridges and Turntables1This...

2026-02-06发布 1 浏览 4 页 200.68 KB
ASTM B23 - 20 (2025).pdf

Designation: B23 − 20 (Reapproved 2025)Standard Specification forWhite Metal Bearing Alloys(Known Commercially as “...

2026-02-06发布 3 浏览 4 页 221.87 KB
ASTM B138 - B 138M - 11 (2024).pdf

Designation: B138/B138M − 11 (Reapproved 2024)Standard Specification forManganese Bronze Rod, Bar, and Shapes1This s...

2026-02-06发布 3 浏览 4 页 205.17 KB
ASTM B439 - 25.pdf

Designation: B439 − 25Standard Specification forIron-Base Powder Metallurgy (PM) Bearings (Oil-Impregnated)1This stand...

2026-02-06发布 0 浏览 14 页 308.31 KB
ASTM B227 - 15 (2024).pdf

Designation: B227 − 15 (Reapproved 2024)Standard Specification forHard-Drawn Copper-Clad Steel Wire1This standard is...

2026-02-06发布 1 浏览 4 页 206.36 KB
ASTM B708 - 25.pdf

Designation: B708 − 25Standard Specification forTantalum and Tantalum Alloy Plate, Sheet, and Strip1This standard i...

2026-02-06发布 2 浏览 8 页 252.03 KB
ASTM B878 - 97 (2024).pdf

Designation: B878 − 97 (Reapproved 2024)Standard Test Method forNanosecond Event Detection for Electrical Contacts ...

2026-02-06发布 1 浏览 5 页 321.64 KB
ASTM B322 - 99 (2025).pdf

Designation: B322 − 99 (Reapproved 2025)Endorsed by AmericanElectroplaters’ SocietyEndorsed by NationalAssociation of...

2026-02-06发布 3 浏览 9 页 234.5 KB

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