GB/T Standards
Found: 35162 — page 158 of 733
Valid
GB/T 27866-2023 — Specification of controlling weld hardness of steel pipe and equipment to prevent sulfide stress cracking
National·Recommended
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$215.0015 pages
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GB/T 27874-2023 — Technical requirement and assessment method of energy saving products and technologies for marine
National·Recommended
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$275.0023 pages
Valid
GB/T 27889-2023 — Ships and marine technology - Terms, abbreviations, graphical symbols and concepts on navigation
National·Recommended
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$455.0026 pages
Valid
GB/T 27894.3-2023 — Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 3: Precision and bias
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$215.00PDF
Valid
GB/T 27917.1-2023 — Express service—Part 1: Basic terminology
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$425.0024 pages
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GB/T 27917.2-2023 — Express service—Part 2: Organization requirements
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$260.0015 pages
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GB/T 27917.3-2023 — Express service—Part 3: Service procedures
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$305.0017 pages
Valid
GB/T 27921-2023 — Risk management - Risk assessment techniques
National·Recommended
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$1,490.0098 pages
Valid
GB/T 27930-2023 — Digital communication protocols between off-board conductive charger and electric vehicle
National·Recommended
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$1,670.00173 pages
Valid
GB/T 28055-2023 — Technical specification for hot tapping and plugging on steel pipeline
National·Recommended
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$455.0031 pages
Valid
GB/T 28059.1-2023 — Image information management system for highway network—Platform interconnection technical specifications—Part 1: General specification
National·Recommended
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$230.0015 pages
Valid
GB/T 28059.2-2023 — Image information management system for highway network—Platform interconnection technical specifications—Part 2: Video format and coding
National·Recommended
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$230.0015 pages
Valid
GB/T 28059.3-2023 — Image information management system for highway network—Platform interconnection technical specifications—Part 3: Interface and communication control protocol
National·Recommended
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$1,100.0061 pages
Valid
GB/T 28059.4-2023 — Image information management system for highway network—Platform interconnection technical specifications—Part 4: User and equipment management
National·Recommended
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$150.0015 pages
Valid
GB/T 28189-2023 — Textiles - Determination of polycyclic aromatic hydrocarbons
National·Recommended
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$215.0015 pages
Valid
GB/T 28209-2023 — Methods for chemical analysis of borosilicate glasses
National·Recommended
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$365.0020 pages
Valid
GB/T 28220-2023 — Public library service specifications
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$215.0015 pages
Valid
GB/T 28398-2023 — Norms of energy consumption statistics for coal enterprises
National·Recommended
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$215.0015 pages
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GB/T 28415-2023 — Fire-resistant structural steel plate, sheet and strip
National·Recommended
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$245.0020 pages
Valid
GB/T 28417-2023 — Carbon bearing steel
National·Recommended
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$245.0019 pages
Valid
GB/T 28451-2023 — Information security technology—Technical specification for network intrusion prevention system
National·Recommended
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$605.0034 pages
Valid
GB/T 28511.2-2023 — Integrated optical path devices based on planar lightwave circuit—Part 2: Dense wavelength division multiplexing(DWDM) filter based on arrayed waveguide grating(AWG) technology
National·Recommended
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$500.0028 pages
Valid
GB/T 28538-2023 — Ophthalmic optics - Contact lenses and contact lenses care products - Determination of biocompatibility by ocular study with rabbit eyes
National·Recommended
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$230.00PDF
Valid
GB/T 28539-2023 — Ophthalmic optics - Contact lenses and contact lens care products - Determination of preservative uptake and release
National·Recommended
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$150.0016 pages
Valid
GB/T 28547-2023 — Selection and application recommendations of metal oxide surge arresters for a. c. systems
National·Recommended
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$3,215.00PDF
Valid
GB/T 28561-2023 — Electrical installation in ships - Automation, control and instrumentation
National·Recommended
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$665.00PDF
Valid
GB/T 28580-2023 — Quality specifications for port logistics services
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$215.0024 pages
Valid
GB/T 28612-2023 — Green manufacturing - Terminology
National·Recommended
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$390.0037 pages
Valid
GB/T 28616-2023 — Green manufacturing - Attributes
National·Recommended
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$215.0024 pages
Valid
GB/T 28621-2023 — Safety rules for the construction and installation of new lifts in existing building
National·Recommended
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$440.0025 pages
Valid
GB/T 28627-2023 — Gypsum plaster
National·Recommended
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$245.0015 pages
Valid
GB/T 28638-2023 — Heat loss test for thermal insulation structure and evaluation methods for thermal insulation efficiency of district heating pipes
National·Recommended
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$485.0027 pages
Valid
GB/T 28712.1-2023 — Types and basic parameters of heat exchangers—Part 1: Floating head exchangers
National·Recommended
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$390.0024 pages
Valid
GB/T 28712.2-2023 — Types and basic parameters of heat exchangers—Part 2: Fixed tube sheet heat exchangers
National·Recommended
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$390.0020 pages
Valid
GB/T 28712.3-2023 — Types and basic parameters of heat exchangers—Part 3: U-tube heat exchangers
National·Recommended
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$310.0015 pages
Valid
GB/T 28712.4-2023 — Types and basic parameters of heat exchangers—Part 4: Thermo-siphon reboilers
National·Recommended
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$215.0015 pages
Valid
GB/T 28712.5-2023 — Types and basic parameters of heat exchangers—Part 5: Spiral heat exchangers
National·Recommended
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$245.0015 pages
Valid
GB/T 28712.6-2023 — Types and basic parameters of heat exchangers—Part 6: Air cooled heat exchanger
National·Recommended
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$1,040.0058 pages
Valid
GB/T 28713-2023 — Enhanced heat transfer tubes used in heat exchanger
National·Recommended
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$490.0024 pages
Valid
GB/T 28714-2023 — Directive for technique of water metering
National·Recommended
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$230.0015 pages
Valid
GB/T 28778-2023 — Pilot operated safety valves
National·Recommended
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$310.0025 pages
Valid
GB/T 28782.1-2023 — Hydraulic fluid power - Measurement techniques - Part 1: General principles
National·Recommended
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$335.00PDF
Valid
GB/T 28782.2-2023 — Hydraulic fluid power - Measurement techniques - Part 2: Measurement of average steady-state pressure in a closed conduit
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$155.00PDF
Valid
GB/T 28787-2023 — Data communication protocol between intelligent terminal and dispatching center for urban bus and trolleybus
National·Recommended
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$605.0052 pages
Valid
GB/T 2881-2023 — Silicon metal
National·Recommended
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$215.0015 pages
Valid
GB/T 28819-2023 — Aluminium alloy enclosures for gas-filled high-voltage switchgear
National·Recommended
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$590.0033 pages
Valid
GB/T 2882-2023 — Nickel and nickel alloy tubes
National·Recommended
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$260.0025 pages
Valid
GB/T 28847.6-2023 — Building automation and control systems - Part 6: Data communication protocol conformance testing
National·Recommended
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$11,990.00PDF