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Std ID |
Description (Standard Title) |
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GB/T 20908-2007
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General specification for the contact line measuring car of urban rail transit
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GB/T 20909-2007
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Steel doors and windows
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GB/T 20910-2007
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Temperature/pressure safety valve for hot water supply system
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GB/T 20911-2007
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Semi-finished products for forging -- Tolerances on dimensions shape and mass
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GB/T 2091-1992
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Phosphoric acid for industrial use
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GB/T 2091-2003
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Phosphoric acid for industrial use
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GB/T 2091-2008
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Phosphoric acid for industry use
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GB/T 10001.4-2003
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Signs with graphic symbols for public information -- Part 4: sports symbols
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GB/T 20914.1-2007
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Stamping dies -- Gas springs -- Part 1: General specification
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GB/T 20914.2-2007
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Stamping dies -- Gas springs -- Part 2: Specification of accessories
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GB/T 20915.1-2007
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Stamping dies -- Elastomer pressure springs -- Part 1: General specification
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GB/T 20915.2-2007
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Stamping dies -- Elastomer pressure springs -- Part 2: Specification of Accessories
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GB/T 20916-2007
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Specification for the Chinese office file format
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GB/T 20917-2007
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Software engineering -- Software measurement process
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GB/T 20918-2007
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Information technology - Software life cycle processes - Risk management
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GB/T 20919-2007
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External micrometer with electronic digital display
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GB/T 20920-2007
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Electronic level meter
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GB/T 20921-2007
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Condition monitoring and diagnostics of machines -- Vocabulary
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GB/T 1029-1993
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Test procedures for three-phase synchronous machines
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GB/T 20923-2007
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Evaluation index for freight transportation by road
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GB/T 20924-2007
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Service quality evaluation for freight transportation by road
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GB/T 20925-2007
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Data exchange for passenger transport settlement based on XML
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GB/T 20926-2007
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Magnesium and magnesium alloy scraps
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GB/T 20927-2007
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Scraps of titanium and titanium alloy
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GB/T 20928-2007
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Seamless inner grooved copper tube
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GB/T 20929-2007
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The methods of testing acidithiobacillus ferrooxidans and its activity by microarray technology
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GB/T 20930-2007
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Lithium strip
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GB/T 20930-2015
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Lithium strip
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GB/T 20931.10-2007
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Methods for chemical analysis of lithium -- Determination of copper content -- Flame atomic absorption spectrometric method
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GB/T 20931.11-2007
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Methods for chemical analysis of lithium -- Determination of magnesium content -- Flame atomic absorption spectrometric method
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GB/T 20931.1-2007
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Methods for chemical analysis of lithium -- Determination of potassium content -- Flame atomic absorption spectrometric method
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GB/T 20931.2-2007
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Methods for chemical analysis of lithium -- Determination of sodium content -- Flame atomic absorption spectrometric method
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GB/T 20931.3-2007
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Methods for chemical analysis of lithium -- Determination of calcium content -- Flame atomic absorption spectrometric method
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GB/T 20931.4-2007
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Methods for chemical analysis of lithium -- Determination of iron content -- Orthopenanthroline spectrophotometric method
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GB/T 20931.5-2007
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Methods for chemical analysis of lithium -- Determination of silicon content -- Molybdenum blue spectrophotometric method
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GB/T 20931.6-2007
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Methods for chemical analysis of lithium -- Determination of aluminum content -- Chrome azurol S-cetylpyridinium bromide spectrophotometric method
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GB/T 20931.7-2007
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Methods for chemical analysis of lithium - Determination of nickel content. α-Furil dioxime spectrophotometric method
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GB/T 20931.8-2007
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Methods for chemical analysis of lithium -- Determination of chlorine content -- Thiocyanate spectrophotometric method
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GB/T 20931.9-2007
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Methods for chemical analysis of lithium -- Determination of nitrogen content -- Mercuric potassium iodide spectrophotometric method
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GB/T 2093-1993
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formic acid for industrial use
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GB/T 2093-2011
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Formic acid for industrial use
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GB/T 20932-2007
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Pig-irons -- Definition and classification
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GB/T 20933-2007
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Hot rolled U-sheet pile
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GB/T 1029-2005
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Test procedures for three-phase synchronous machines
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GB/T 20934-2007
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Steel tie rod
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GB/T 20934-2016
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Steel tie rod
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GB/T 20935.1-2007
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Method of electromagnetic acoustic inspection for metal materials -- Part 1: Standard guide for electromagnetic acoustic transducers (EMATs)
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GB/T 20935.2-2009
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Metho`1d of electromagnetic acoustic inspection for metal materials -- Part 2: Standard practice for ultrasonic testing using electromagnetic acoustic transducer (EMAT) techniques
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GB/T 20935.3-2009
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Method of electromagnetic acoustic inspection for metal materials -- Part 3: Standard test method for ultrasonic surface examinations using electromagnetic acoustic transducer (EMAT) techniques
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GB/T 20936.3-2009
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Electrical apparatus for the detection and measurement of flammable gases -- Part 3: Performance requirements for group I apparatus indicating a volume fraction up to 100% methane in air
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GB/T 20937-2007
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Potassium magnesium of sulphate fertilizer
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GB/T 20938-2007
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Good manufacturing practice for canned food enterprises
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GB/T 20939-2007
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Structuring principles for technical products and technical product documentation -- Letter codes -- Main classes and subclasses of objects according to their purpose and task
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GB/T 20940-2007
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Good Manufacturing Practice for Meat Products Enterprises
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GB/T 20941-2007
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Good manufacturing practice for fish products processing factory
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GB/T 2094-1980
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Toll and local crossbar telephone switching system--Signal marks or colours of lamp and alarm ringer
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GB/T 20942-2007
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Good manufacturing practice for brewery enterprises
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GB/T 20944.1-2007
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Textiles -- Evaluation for antibacterial activity -- Part 1: Agar diffusion plate method
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GB/T 20944.2-2007
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Textiles - Evaluation for antibacterial activity - Part 2: Absorption method
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GB/T 20944.3-2008
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Textiles - Evaluation for antibacterial activity - Part 3: Shake flask method
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GB/T 20945-2007
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Information security technology information system security auditing product technical requirements and testing and evaluation methods
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GB/T 20945-2013
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Information security technology -- Technical requirements, testing and evaluation approaches for information system security audit product
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GB/T 20946-2007
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Short link chain for lifting purposes -- General conditions of acceptance
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GB/T 20947-2007
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Short-link chain for lifting purposes -- Grade T (types T, DAT and DT), fine-tolerance hoist chain
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GB/T 20948-2007
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Rear-view mirrors requirements for agricultural and forestry tractors
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GB/T 20949-2007
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Prescription for installation of the lighting and light-signalling devices for wheeled agricultural and forestry tractors
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GB/T 20953-2007
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Tractors and machinery for agriculture and forestry -- Determination of burning behavior of cab interior materials
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GB/T 20954-2007
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Metal cutting tools -- Terms in Twist drills
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GB/T 20955-2007
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Metal cutting tools -- Terms in Taps
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GB/T 20956-2007
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Printing machinery -- Safety requirements of the design and construction for cutting machines
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GB/T 20957.1-2007
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Test conditions for precision machining centre -- Part 1: Geometric tests for machines with horizontal spindle and with accessory heads (horizontal Z axis)
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GB/T 20957.2-2007
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Test conditions for machining centre -- Part 2: Geometric tests for machines with vertical spindle or universal heads with vertical primary rotary axis (vertical Z-axis)
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GB/T 20957.4-2007
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Test conditions of precision machining centre -- Part 4: Accuracy and repeatability of positioning of linear and rotary axes
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GB/T 20957.5-2007
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Test conditions of precision machining centre -- Part 5: Tests for accuracy and repeatability of positioning of work-holding pallets
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GB/T 20957.7-2007
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Test conditions for precision machining centre -- Part 7: Accuracy of a finished test piece
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GB/T 20958.1-2007
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Test conditions for CNC bed-type milling machines -- Testing of the accuracy -- Part 1: Milling machines with horizontal spindle
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GB/T 20958.2-2007
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Test conditions for CNC bed-type milling machines -- Testing of the accuracy -- Part 2: Milling machines with vertical spindle
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GB/T 20959-2007
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NC vertical turret
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GB/T 20960-2007
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NC horizontal turret
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GB/T 20961-2007
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Single-rope mine drum hoist
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GB/T 20962-2007
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Coated abrasives -- Flap discs
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GB/T 20963-2007
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Coated abrasives -- Vulcanized fibre discs
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GB/T 20964-2007
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Dust sampler
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GB/T 20965-2013
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Control network HBES technical specification -- Home and building control system
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GB/T 20966-2007
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Determination of particle size distribution for colliery powers
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GB/T 20967-2007
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Non-destructive testing -- Visual testing -- General principles
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GB/T 20968-2007
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Non-destructive testing -- Aids to visual inspection -- Selection of low-power magnifiers
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GB/T 20969.1-2007
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Special environmental condition -- Machinery for plateau -- Part 1: Requirements for internal combustion engines on plateau
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GB/T 20969.2-2007
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Special environmental condition -- Machinery for plateau -- Part 2: Requirements for construction machinery on plateau
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GB/T 20969.3-2007
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Special environmental condition -- Machinery for plateau -- Part 3: The specification of select type and acceptance check for construction machinery on plateau
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GB/T 20969.4-2008
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Special environmental condition -- Machinery for plateau -- Part 4: Guide rule of test for plateau natural environment -- Internal combustion engines
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GB/T 20969.5-2008
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Special environmental condition -- Machinery for plateau -- Part 5: Guide rule of test for plateau natural environment -- Construction machinery
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GB/T 20970-2007
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Petroleum and natural gas industries -- Downhole equipment -- Packers and bridge plugs
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GB/T 20970-2015
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Petroleum and natural gas industries -- Downhole equipment -- Packers and bridge plugs
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GB/T 20971-2007
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Petroleum and natural gas industries -- Equipment for well cementing -- Performance testing of cementing float equipment
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GB/T 2097-1980
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Colour television telecast--Test charts
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GB/T 20972.1-2007
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Petroleum and natural gas industries -- Material for use in H2S-containing environments in oil and gas production -- Part 1: General principles for selection of cracking-resistant materials
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GB/T 20972.2-2008
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Petroleum and natural gas industries -- Materials for use in H2S-containing environments in oil and gas production -- Part 2: Cracking-resistant carbon and low alloy steels, and the use of cast irons
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GB/T 20972.3-2008
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Petroleum and natural gas industries -- Material for use in H2S-containing environments in oil and gas production -- Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys
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GB/T 2097-2012
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Test charts for analog colour television broadcasting
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