National Standard: GB/T, GBT
              
GBT << ...>> GBT
Std ID Description (Standard Title)
GB/T 7607-2002 Criteria for change of engine oil used in diesel engine
GB/T 7607-2010 Criteria for changing of diesel engine oil
GB/T 7608-1987 Oil-changing criterion for tractor diesel engine oil in use
GB/T 7609-1995 General test method for transmission performance of PCM voice channel in telecommunication network
GB/T 7610-1987 Characteristics of pulse code modulation for voice-frequencies
GB/T 7611-1987 Parameters of digital interface for PCM systems over telecommunication network
GB/T 7611-2001 Characteristics of the electrical interface at hierarchical bit rate for digital network
GB/T 7611-2016 Characteristics of the electrical interface at hierarchical bit rate for digital network
GB/T 761-1965 Output, voltage and speed ratings of threephase induction motors (from 0. 6 to 100kW)
GB/T 7613.1-1987 Test method for current proof of conductors on printed board
GB/T 7613.2-1987 Test methods for voltage proof of surface layers on printed boards
GB/T 7613.3-1987 Test methods for current proof of plated-through holes on printed boards
GB/T 7614-1987 An artificial ear of wide band type for the calibration of earphones used in audiometry
GB/T 7615-1987 CATV System. Antenna part
GB/T 7616-1987 Equivalence between binary notation symbols and the significant conditions of a two-condition code
GB/T 7617-1987 Power levels for data transmission over telephone lines
GB/T 7618-1987 Electrical characteristics for unbalanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications
GB/T 7619-1987 Electrical characteristics for balanced double-current interchange circuits for general use with integrated circuit equipment in the field of data communications
GB/T 7620-1987 300 bits per second duplex modem standardized for use in the general switched telephone network
GB/T 7621-1987 1200 bits per second duplex modem standardized for use in the general switched telephone network and on point-to-point 2-wire leased telephone circuits
GB/T 762-1996 Standard current
GB/T 762-2002 Standard current ratings
GB/T 7622-1987 600/1200--Baud modem standardized for use in the general switched telephone network
GB/T 7623-1987 Automatic answering equipment and/or parallel automatic calling equipment on the general switched telephone network, including procedures for disabling of echocontrol devices for both manually and automatically est
GB/T 7624-1987 2400 bits per second modem standardized for use on 4 wire leased telephone-type circuits
GB/T 7625-1987 2400/1200 bits per second modem standardized for use in the general switched telephone network
GB/T 7626-1987 4800 bits per second modem with manual equalizer standardized for use on leased telephone-type circuits
GB/T 7627-1987 Characteristics of distortion and error-rate measuring app-aratus for data transmission
GB/T 7628-1987 Method for the determination of vitamin B1 in cereals
GB/T 7628-2008 Determination of vitamin B1 in cereals
GB/T 7629-1987 Method for the determination of vitamin B2 in cereals
GB/T 7629-2008 Determination of vitamin B2 in cereals
GB/T 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB/T 7631.10-1992 Lubricants and related products (class L)--Classification--Part 10: Family T (Turbines)
GB/T 7631.10-2013 Lubricants, industrial oils and related products (class L) -- Classification -- Part 10: Family T (Turbines)
GB/T 7631.11-1994 Lubricants and related products (class L)--Part 11: Family G (slideways)
GB/T 7631.11-2014 Lubricants, industrial oils and related products (class L) -- Classification -- Part 11: Family G (Slideways)
GB/T 7631.1-1987 Lubricants and related products (class L)--Classification--Part 1: General
GB/T 7631.1-2008 Lubricants, industrial oils and related products (class L) -- Classification -- Part 1: General
GB/T 7631.12-1994 Lubricants and related products (class L)--Classification--Part 12: Family Q (heat transfer fluid)
GB/T 7631.12-2014 Lubricants, industrial oils and related products (class L) -- Classification -- Part 12: Family Q (Heat transfer fluids)
GB/T 7631.13-1995 Lubricants and related products (class L)--Classification--Part 13: family A (total loss systems)
GB/T 7631.13-2012 Lubricants, industrial oils and related products (class L) -- Classification -- Part 13: Family A (Total loss systems)
GB/T 7631.14-1998 Lubricants and related products (class L). Classification. Part 14: Family U (Heat treatment)
GB/T 7631.15-1998 Lubricants and related products (class L). Classification. Part 15: Family N (insulating liquids)
GB/T 7631.16-1999 Lubricants and related products (class L) classification. Part 16: Family P (Pneumatic tools)
GB/T 7631.17-2003 Lubricants, industrial oils and related products (class L) -- Classification -- Part 17: Family E (Internal combustion engine oils)
GB/T 7631.17-2014 Lubricants, industrial oils and related products (class L) -- Classification -- Part 17: Family E (Internal combustion engine oils)
GB/T 7631.2-1987 Lubricants and related products (class L)--Classification--Part 2: Family H (Hydraulic systems)
GB/T 7631.2-2003 Lubricants, industrial oils and related products (class L) -- Classification -- Part 2: Family H (Hydraulic systems)
GB/T 7631.3-1995 Classification of internal combustion engine oils
GB/T 7631.4-1989 Lubricants and related products (class L). Classification. Part 4: Family F (Spindle bearings, bearings and associated clutches)
GB/T 7631.5-1989 Lubricants and related products (class L). Classification. Part 5: Family M (metalworking)
GB/T 7631.6-1989 Lubricants and related products (class L). Classification. Part 6: Family R (temporary protection against corrosion)
GB/T 7631.7-1995 Lubricants and related products (class L). Classification. Part 7: Family C (Gears)
GB/T 7631.8-1990 Lubricants and related products (Class L). Classification. Part 8: Family X (Greases)
GB/T 7631.9-1992 Lubricants and related products (class L)--Classification--Part 9: family D (Compressors)
GB/T 7631.9-1997 Lubricants and related products (class L)--Classification--Part 9: Family D (Compressors)
GB/T 7631.9-2014 Lubricants, industrial oils and related products (class L) -- Classification -- Part 9: Family D (Compressors)
GB/T 763-1990 Heating of A. C. high-voltage apparatus under long runs
GB/T 7632-1987 Recommendations for the choice of lubricants for machine tools
GB/T 7633-1987 Fire resistance test method of door and shutter assemblies
GB/T 7633-2008 Fire resistance tests -- Door and shutter assemblies
GB/T 7634-1987 Petroleum and related products--Determination of lower flashpoint--Rapid equilibrium method
GB/T 7635.1-2002 Classification and code of the nation major products -- Part 1: transport products
GB/T 7635.2-2002 National central product classification and code -- Part 2: Non-transportable product
GB/T 7635-1987 Classification and codes for national industrial and agricultural products (commodities, supplies)
GB/T 7636-1987 Standard on design of biogas pipelines for peasant household
GB/T 7637-1987 Operation rules of construction and installation of biogas pipelines for peasant household
GB/T 7643-1987 Sticklac
GB/T 7652-1987 Star anise
GB/T 7652-2006 Star anise
GB/T 7652-2016 Star anise
GB/T 7653-1987 Soybean salad oil
GB/T 7654-1987 Rapeseed salad oil
GB/T 7659-1987 Carbon steel castings suitable for welded structure
GB/T 7659-2010 Steel casting suitable for welded structure
GB/T 7660.1-1987 Reflecting prisms--Optical axis, length of optical axis, axial section and optical parallelism
GB/T 7660.1-2013 Reflecting prisms -- Part 1: Geometrical characteristics
GB/T 7660.2-1987 Reflecting prisms--Classification code name and chart
GB/T 7660.2-2013 Reflecting prism -- Part 2: Characteristics of image rotation
GB/T 7660.3-1987 Reflecting prisms--Characteristics of image rotation
GB/T 7660.3-2013 Reflecting prisms -- Part 3: Optical parallelism and test method
GB/T 7661-1987 Bubble classes for optical elements
GB/T 7661-2009 Bubble classes of optical elements
GB/T 7662-1987 Method of verification for vertical balancing machines
GB/T 7663-1987 Standardized blocks of Vickers hardness
GB/T 7664-1987 Specifications for Vickers hardness testers
GB/T 7665-1987 General terminology for transducers
GB/T 7665-2005 General terminology for transducers
GB/T 7666-1987 Nomenclature and code for transducers/sensors
GB/T 7666-2005 Nomenclature and code for transducers
GB/T 7670-1987 Electrodynamic test equipment for generating vibration--Methods of describing equipment characteristics
GB/T 7670-2009 Electrodynamic vibration generating systems (equipment) -- Performance characteristics
GB/T 767-1965 (Power cables dielectric loss tangent measurement method (AC high voltage bridge method))
GB/T 7672.1-1987 Glass-fiber covered winding wires--Part 1: General
GB/T 7672.1-2008 Glass-fiber wound winding wires -- Part 1: Glass-fiber wound rectangular copper wire -- General requirements
GB/T 7672.21-2008 Glass-fiber wound winding wires -- Part 21: Glass-fiber wound round copper wire -- General requirements
GB/T 7672.2-1987 Glass-fiber covered winding wires--Part 2: Double glass fiber covered round wires
GB/T 7672.2-2008 Glass-fiber wound winding wires -- Part 2: Glass-fiber wound resin or varnish impregnated, bare or enamelled rectangular copper wire, temperature index 130