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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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MSS SP-75-2019 优质钢制对焊管件规范.pdf

MSS SP-75-2019 优质钢制对焊管件规范.pdf

2025-12-13发布 1 浏览 42 页 36.6 MB
MSS SP-67-2017 蝶阀 Butterfly Valves.pdf

MSS SP-67-2017 蝶阀 Butterfly Valves.pdf

2025-12-13发布 2 浏览 23 页 15.55 MB
MSS SP-9-2018 青铜、铁和钢制法兰的孔口平面.pdf

MSS SP-9-2018 青铜、铁和钢制法兰的孔口平面.pdf

2025-12-13发布 2 浏览 10 页 6.86 MB
ASTM A463-25a Standard Specification for Steel Sheet Aluminum-Coated by the Hot-Dip Process.pdf

Designation: A463/A463M − 25aStandard Specification forSteel Sheet, Aluminum-Coated, by the Hot-Dip Process1This stan...

2025-12-12发布 4 浏览 7 页 222.47 KB
ASTM F3533-25a Standard Guide for Inspection and Acceptance of Installed Thermoplastic Storm and Sanitary Sewer Pipe.pdf

Designation: F3533/F3533M − 25aStandard Guide forInspection and Acceptance of Installed Thermoplastic Stormand Sanita...

2025-12-12发布 6 浏览 7 页 262.83 KB
ASTM F1924-25 Standard Specification for Plastic Mechanical Fittings for Use on Outside Diameter Controlled Polyethylene Gas Distribution Pipe and Tubing.pdf

Designation: F1924 − 25An American National StandardStandard Specification forPlastic Mechanical Fittings for Use on...

2025-12-12发布 3 浏览 5 页 214.89 KB
ASTM A564-25 Standard Specification for Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes.pdf

Designation: A564/A564M − 25Standard Specification forHot-Rolled and Cold-Finished Age-Hardening Stainless SteelBars a...

2025-12-12发布 6 浏览 8 页 2 次下载 218.58 KB
ASTM A213-25 Standard Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler Superheater and Heat-Exchanger Tubes.pdf

Designation: A213/A213M − 25Used in USDOE-NE standardsStandard Specification forSeamless Ferritic and Austenitic Allo...

2025-12-12发布 4 浏览 16 页 253.55 KB
ASTM A511-25 Standard Specification for Seamless Stainless Steel Mechanical Tubing and Hollow Bar.pdf

Designation: A511/A511M − 25Standard Specification forSeamless Stainless Steel Mechanical Tubing and HollowBar1This s...

2025-12-12发布 2 浏览 14 页 260.42 KB
ASTM A269-25 Standard Specification for Seamless and Welded Austenitic Stainless Steel Tubing for General Service.pdf

Designation: A269/A269M − 25Standard Specification forSeamless and Welded Austenitic Stainless Steel Tubing forGenera...

2025-12-12发布 4 浏览 7 页 2 次下载 221.26 KB
ASTM A1124-25 Standard Specification for Textured Epoxy-Coated Steel Reinforcing Bars.pdf

Designation: A1124/A1124M − 25Standard Specification forTextured Epoxy-Coated Steel Reinforcing Bars1This standard is...

2025-12-12发布 3 浏览 9 页 239.97 KB
AWS G2.5_G2.5M-2025.pdf

AWS G2.5/G2.5M:2025 An American National Standard Guide for the Fusion Welding of Zirconium and Zirconium Alloys ~...

2025-12-12发布 5 浏览 56 页 1 次下载 4.45 MB
NAS410-2025.pdf

NAS CERTIFICATION & QUALIFICATION OF NONDESTRUCTIVE TEST PERSONNEL AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC ...

2025-12-12发布 1 浏览 32 页 392.88 KB
ASTM F606_F606M-25a.pdf

This international standard was developed in accordance with internationally recognized principles on standardization...

2025-12-12发布 3 浏览 19 页 2.32 MB
ASTM F3533_F3533M-25b.pdf

This international standard was developed in accordance with internationally recognized principles on standardization...

2025-12-12发布 2 浏览 7 页 447.82 KB
ASME B31.8-2025.pdf

ASME 831.8-2025 (Revision of ASME B31.8-2022) Gas Transmission and Distribution Piping Systems ASME Code for Pressu...

2025-12-12发布 10 浏览 238 页 2 次下载 12.5 MB
API STD 603-2025.pdf

Corrosion-resistant, Bolted Bonnet Gate Valves-Flanged and Butt-welding Ends API STANDARD 603 TENTH EDITION, JULY 20...

2025-12-12发布 9 浏览 39 页 2 次下载 1.78 MB
ASTM G93_G93M-25.pdf

This international standard was developed in accordance with internationally recognized principles on standardization...

2025-12-12发布 3 浏览 29 页 1 次下载 1.58 MB
API STD 670-2025.pdf

Machinery Protection Systems API STANDARD 670 SIXTH EDITION, JULY 2025 American Petrole Institute Special Notes API...

2025-12-12发布 23 浏览 225 页 6 次下载 15.54 MB
ASTM G1-25.pdf

This international standard was developed in accordance with internationally recognized principles on standardization...

2025-12-12发布 1 浏览 9 页 1 次下载 549.94 KB

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