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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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AWS G2.5 - G2.5M-2025.pdf

AWS G2.5/G2.5M:2025An American National StandardGuide for theFusion Weldingof Zirconium andZirconium AlloysAWS G2.5/G2....

2026-01-20发布 2 浏览 56 页 1.23 MB
AWS D15.1 - D15.1M-2025.pdf

Railroad Welding Specification for Cars and LocomotivesAWS D15.1/D15.1M:2025An American National StandardAWS D15.1/D15....

2026-01-20发布 3 浏览 238 页 3.16 MB
AWS D14.9 - D14.9M-2022-AMD1 (2023).pdf

Specification for the Welding of Hydraulic CylindersAWS D14.9/D14.9M:2022-AMD1An American National StandardAWS D14.9/D1...

2026-01-20发布 6 浏览 72 页 1.2 MB
AWS B5.1-2025.pdf

AWS B5.1:2025An American National StandardSpecification forthe Qualificationof WeldingInspectorsAWS B5.1:2025An American...

2026-01-20发布 4 浏览 28 页 253.61 KB
AWS D1.8 - D1.8M-2025.pdf

StructuralWelding CodeSeismicSupplement—AWS D1.8/D1.8M:2025An American National StandardAWS D1.8/D1.8M:2025An American Na...

2026-01-20发布 4 浏览 148 页 1.37 MB
AWS C3.14M - C3.14-2020.pdf

AWS C3.14M/C3.14:2020An American National StandardStandard Methodfor Evaluation ofBrazed JointsUsing Visual andMetallogr...

2026-01-20发布 3 浏览 46 页 2.75 MB
AWS A5.39 - A5.39M-2020.pdf

Specification for Flux and Electrode Combinations for Submerged Arc and Electroslag Joining and Surfacing of Stainl...

2026-01-20发布 1 浏览 60 页 1.56 MB
AWS A5.31M - A5.31-2022 scan.pdf

ßÉ ÍßëòíïÓñßëòíïæîðîîß²ß³»®·½¿²Ò¿¬·±²¿´ Í¬¿²¼¿®¼Í°»½·º·½¿¬·±²º±®Ú...

2026-01-20发布 1 浏览 40 页 872.32 KB
AWS-NAVSEA B2.1-1-302-2015 (2025).pdf

Standard Welding Procedure Specification for Naval Applications (SWPS-N) for Shielded Metal Arc Welding of Carbon S...

2026-01-20发布 3 浏览 36 页 784.67 KB
AWS D1.7 - D1.7M-2024.pdf

AWS D1.7/D1.7M:2024An American National StandardGuide forStrengthening andRepairing ExistingStructuresAWS D1.7/D1.7M:2024A...

2026-01-20发布 3 浏览 96 页 1.51 MB
AWS D16.4M - D16.4-2025.pdf

Specification for the Qualification of Robotic Arc Welding PersonnelAWS D16.4M/D16.4:2025An American National Standard...

2026-01-20发布 2 浏览 26 页 514.63 KB
AWS B5.1-2025 errata 2025.pdf

The purpose of an errata sheet is to notify the public that a published standard has a typographical error. Err...

2026-01-20发布 4 浏览 1 页 153.52 KB
AWS D10.4M - D10.4-2023.pdf

Guide for Welding Austenitic Stainless Steel Piping and TubingAWS D10.4M/D10.4:2023An American National StandardAWS D...

2026-01-20发布 5 浏览 68 页 1.69 MB
NACE Cathodic Protection Survey 2016 scan.pdf

Cathodic Protection Survey Procedures Third Edition W. Brian Holtsbaum ... -r.::;. NACE® s,,,�� .... =- I...

2026-01-19发布 7 浏览 351 页 12.73 MB
NACE CP2 2020 Theory manual.pdf

CP 2│CATHODIC PROTECTION TECHNICIAN Theory Manual IMPORTANT NOTICE: Neither NACE International, its officers, direct...

2026-01-19发布 7 浏览 325 页 23.57 MB
NACE SP0287-2024.pdf

NACE SP0287-2024NACE SP0287-2024Revised October 9, 2024Measurement of Surface Profile ofMetal SurfacesUsing a Replica...

2026-01-19发布 3 浏览 12 页 223.06 KB
NACE CP1 Cathodic Protection Tester course manual 2012.pdf

(CATHODIC PROTECTION TESTER)E 20NACE International, 2000 CP 1ManualCP 1–Cathodic Protection TesterCourse ManualJanuary...

2026-01-19发布 7 浏览 287 页 1 次下载 7.94 MB
NACE TR34109-2023.pdf

NACE TR 34109- 2023NACE TR 34109- 2023Rev ised September 11, 2023Crude Distillation Unit —Distillation Tow er Ove...

2026-01-19发布 5 浏览 97 页 2.05 MB
NACE SP0110-2024.pdf

NACE SP0110-2024NACE SP0110-2024Revised July 24, 2024Wet Gas Internal Corrosion Direct Assessment (WG-ICDA) Methodolog...

2026-01-19发布 9 浏览 61 页 1 次下载 4.23 MB
NACE TR1F192-2024.pdf

NACE TR1F192-2024NACE TR1F192-2024Revised October 7, 2024Use of Corrosion-Resistant Alloys in Oilfield Environments©20...

2026-01-19发布 7 浏览 148 页 9.98 MB

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