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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 B329 - 24.pdf

Designation: B329 − 24Standard Test Method forApparent Density of Metal Powders and Compounds Usingthe Scott Volum...

2026-02-06发布 0 浏览 4 页 305.32 KB
ASTM B374 - 24.pdf

Designation: B374 − 24Endorsed by AmericanElectroplaters’ SocietyEndorsed by NationalAssociation of Metal FinishersSt...

2026-02-06发布 2 浏览 11 页 232.66 KB
ASTM B68 - B 68M - 25.pdf

Designation: B68/B68M − 25Standard Specification forSeamless Copper Tube, Bright Annealed 1This standard is issued ...

2026-02-06发布 2 浏览 5 页 208.88 KB
ASTM B652 - B 652M - 25.pdf

Designation: B652/B652M − 25Standard Specification forNiobium-Hafnium Alloy Ingots1This standard is issued under the...

2026-02-06发布 2 浏览 3 页 189.84 KB
ASTM B665 - 24.pdf

Designation: B665 − 24Standard Guide forMetallographic Sample Preparation of Cemented TungstenCarbides1This standard ...

2026-02-06发布 1 浏览 2 页 189.99 KB
ASTM B333 - 25.pdf

Designation: B333 − 25Standard Specification forNickel-Molybdenum Alloy Plate, Sheet, and Strip1This standard is iss...

2026-02-06发布 2 浏览 3 页 196.3 KB
ASTM B127 - 25.pdf

Designation: B127 − 25Used in USDOE-NE standardsStandard Specification forNickel-Copper Alloy Plate, Sheet, and Stri...

2026-02-06发布 2 浏览 7 页 218.7 KB
ASTM B784 - 01 (2024).pdf

Designation: B784 − 01 (Reapproved 2024)Standard Specification forModified Concentric-Lay-Stranded Copper Conductors f...

2026-02-06发布 3 浏览 5 页 215.37 KB
ASTM B299 - B 299M - 18 (2025).pdf

Designation: B299/B299M − 18 (Reapproved 2025)Standard Specification forTitanium Sponge1This standard is issued under...

2026-02-06发布 3 浏览 3 页 196.87 KB
ASTM B199 - 17 (2025).pdf

Designation: B199 − 17 (Reapproved 2025)Standard Specification forMagnesium-Alloy Permanent Mold Castings1This standar...

2026-02-06发布 2 浏览 6 页 213.18 KB
ASTM B247M - 25.pdf

Designation: B247M − 25Standard Specification forAluminum and Aluminum-Alloy Die Forgings, HandForgings, and Rolled ...

2026-02-06发布 0 浏览 14 页 247.53 KB
ASTM B237 - 20 (2025).pdf

Designation: B237 − 20 (Reapproved 2025)Standard Specification forRefined Antimony1This standard is issued under the...

2026-02-06发布 2 浏览 3 页 188.55 KB
ASTM B42 - 25.pdf

Designation: B42 − 25Standard Specification forSeamless Copper Pipe, Standard Sizes1This standard is issued under t...

2026-02-06发布 2 浏览 8 页 221.66 KB
ASTM B9 - 25.pdf

Designation: B9 − 25Standard Specification forBronze Trolley Wire1This standard is issued under the fixed designati...

2026-02-06发布 3 浏览 6 页 278.13 KB
ASTM B355 - 11 (2024).pdf

Designation: B355 − 11 (Reapproved 2024)Standard Specification forNickel-Coated Soft or Annealed Copper Wire1This st...

2026-02-06发布 5 浏览 8 页 229.59 KB
ASTM B654 - B 654M - 25.pdf

Designation: B654/B654M − 25Standard Specification forNiobium-Hafnium Alloy Foil, Sheet, Strip, and Plate1This standa...

2026-02-06发布 1 浏览 5 页 250.4 KB
ASTM B536 - 19 (2025).pdf

Designation: B536 − 19 (Reapproved 2025)Standard Specification forNickel-Iron-Chromium-Silicon Alloys Plate, Sheet, an...

2026-02-06发布 0 浏览 3 页 193.72 KB
ASTM B796 - 24.pdf

Designation: B796 − 24Standard Test Method forNonmetallic Inclusion Content of Ferrous Powders Intendedfor Powder F...

2026-02-06发布 3 浏览 4 页 387.53 KB
ASTM B521 - 25.pdf

Designation: B521 − 25Standard Specification forTantalum and Tantalum Alloy Seamless and Welded Tubes1This standard...

2026-02-06发布 0 浏览 5 页 207.59 KB
ASTM C144 - 25.pdf

Designation: C144 − 25American Association State Highway and Transportation Officials StandardAASHTO No.: M45-70 (19...

2026-02-06发布 1 浏览 3 页 194.98 KB

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