组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 20671.1-2020
Classification system and test methods for nonmetallic gasket materials—Part 1：Standard classification system for nonmetallic gasket materials
GB/T 14513.3-2020
Pneumatic fluid power—Determination of flow-rate characteristics of components using compressible fluids—Part 3:Method for calculating steady-state flow-rate characteristics of systems
GB/T 9065.6-2020
Connections for hydraulic fluid power—Hose fittings—Part 6: 60° cone ends
GB/T 9065.4-2020
Connections for hydraulic fluid power—Hose fittings—Part 4: Stud ends
GB/T 9065.3-2020
Connections for hydraulic fluid power—Hose fittings—Part 3: Flange ends
GB/T 38758-2020
Pneumatic fluid power—Rules of non-ferrous metallic cylinder body
GB/T 38206.2-2020
Methods to assess the reliability of pneumatic components—Part 2: Directional control valve
GB/T 7782-2020
Metering pump
GB/T 20801.1-2020
Pressure piping code—Industrial piping—Part 1:General
GB/T 18442.6-2019
Static vacuum insulated cryogenic pressure vessels—Part 6：Safety protection
GB/T 18442.5-2019
Static vacuum insulated cryogenic pressure vessels—Part 5：Inspection and testing
GB/T 13295-2019
Ductile iron pipes,fitting and accessories for water or gas applications
GB/T 38343-2019
Technical specification for flange joints installation
GB/T 18442.4-2019
Static vacuum insulated cryogenic pressure vessels—Part 4：Fabrication
GB/T 18442.3-2019
Static vacuum insulated cryogenic pressure vessels—Part 3：Design
GB/T 18442.2-2019
Static vacuum insulated cryogenic pressure vessels—Part 2:Materials
GB/T 18442.1-2019
Static vacuum insulated cryogenic pressure vessels—Part 1:General requirements
GB/T 17457-2019
Ductile iron pipes and fittings-Cement mortar lining
GB/T 3215-2019
Centrifugal pumps for petroleum,petrochemical and natural gas industries
GB/T 38206.3-2019
Methods to assess the reliability of pneumatic components—Part 3：Cylinders with piston rod