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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 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 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 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 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 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 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 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 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 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
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 B29 - 19 (2025).pdf

Designation: B29 − 19 (Reapproved 2025)Standard Specification forRefined Lead1This standard is issued under the fix...

2026-02-06发布 3 浏览 4 页 248.21 KB
ASTM B91 - 17 (2025).pdf

Designation: B91 − 17 (Reapproved 2025)Standard Specification forMagnesium-Alloy Forgings1This standard is issued und...

2026-02-06发布 2 浏览 4 页 202.91 KB
ASTM B361 - 16 (2024).pdf

Designation: B361 − 16 (Reapproved 2024)Standard Specification forFactory-Made Wrought Aluminum and Aluminum-AlloyWeld...

2026-02-06发布 1 浏览 5 页 213.71 KB
ASTM B1015 - 25.pdf

Designation: B1015 − 25Standard Practice forForm and Style of Standards Relating to Refined Nickel andCobalt and ...

2026-02-06发布 1 浏览 13 页 244.14 KB
ASTM B212 - 25.pdf

Designation: B212 − 25Standard Test Method forApparent Density of Free-Flowing Metal Powders Using theHall Flowmete...

2026-02-06发布 3 浏览 4 页 261.15 KB
ASTM B730 - 25.pdf

Designation: B730 − 25Standard Specification forWelded Nickel and Nickel Copper Alloy Tube1This standard is issued...

2026-02-06发布 2 浏览 3 页 190.27 KB
ASTM B880 - 24.pdf

Designation: B880 − 24Standard Specification forGeneral Requirements for Chemical Check Analysis Limitsfor Nickel, N...

2026-02-06发布 4 浏览 4 页 196.64 KB
ASTM B482 - 25.pdf

Designation: B482 − 25Standard Practice forPreparation of Tungsten and Tungsten Alloys forElectroplating1This standar...

2026-02-06发布 2 浏览 3 页 187.07 KB
ASTM B685 - 20 (2025).pdf

Designation: B685 − 20 (Reapproved 2025)Standard Specification forPalladium-Copper Electrical Contact Material1This st...

2026-02-06发布 3 浏览 2 页 189.35 KB

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