National Standard: GB/T, GBT
              
GBT << ...>> GBT
Std ID Description (Standard Title)
GB/T 3746-2008 24-degree cone connectors -- Union cross
GB/T 3747.1-1983 Weld male connector-Assembly
GB/T 3747.2-1983 Weld male connector-Body
GB/T 3747-2008 24-degree cone connectors -- Weld male
GB/T 3748.1-1983 Bulkhead union--Assembly
GB/T 3748.2-1983 Bulkhead union--Body
GB/T 3748-2008 24-degree cone connectors -- Bulkhead union
GB/T 3749.1-1983 Bulkhead union elbow--Assembly
GB/T 3749.2-1983 Bulkhead union elbow--Body
GB/T 3749-2008 24-degree cone connectors -- Bulkhead union elbow
GB/T 3750.1-1983 Angle swivel screw--Assembly
GB/T 3750.2-1983 Angle swivel screw--Body
GB/T 3750.3-1983 Hollow screws
GB/T 3750-2008 24-degree cone connectors -- Angle swivel screw connector
GB/T 3751.1-1983 Connector for pressure gauge--Assembly
GB/T 3751.2-1983 Connector for pressure gauge--Body
GB/T 3751-2008 24-degree cone connectors -- Connector for pressure gauge
GB/T 3752.1-1983 Adjustable elbow--Assembly
GB/T 3752.2-1983 Adjustable elbow--Body
GB/T 3752-2008 24-degree cone connectors -- Adjustable elbow
GB/T 3753.1-1983 Adjustable T-unions-Assembly
GB/T 3753.2-1983 Adjustable T-unions-Body
GB/T 3753-2008 24-degree cone connectors -- Adjustable tee
GB/T 3754.1-1983 Straight thread connector for butt joints--Assembly
GB/T 3754.2-1983 Straight thread connector for butt joints--Body
GB/T 3754-2008 24-degree cone connectors -- Swivel elbow with O-ring
GB/T 3755.1-1983 Male connector for butt joints--Assembly
GB/T 3755.2-1983 Male connector for butt joints--Body
GB/T 3755-2008 24-degree cone connectors -- Branch tee with O-ring
GB/T 3756.1-1983 Union for butt joints--Assembly
GB/T 3756.2-1983 Union for butt joints-Body
GB/T 3756-2008 24-degree cone connectors -- Swivel stud straight adapter with O-ring with stud end
GB/T 3757.1-1983 Straight thread elbow for butt joints--Assembly
GB/T 3757.2-1983 Straight thread elbow for butt joints--Body
GB/T 3757-2008 24-degree cone connectors -- Weld-in bulkhead straight connector
GB/T 3758.1-1983 Male elbow for butt joints-Assembly
GB/T 3758.2-1983 Male elbow for butt joints-Body
GB/T 3758-2008 24-degree cone connectors -- Weld-on nipple
GB/T 3759-1983 Bite type tube fittings--Nuts
GB/T 3759-2008 24-degree cone connectors -- Nut
GB/T 3760-1983 Bite type tube fittings--Nuts for butt joints
GB/T 3760-2008 24-degree cone connectors -- Plug with O-ring
GB/T 3761-1983 Bite type tube fittings. Pressure bush for butt joints
GB/T 3762-1983 Bite type tube fittings. Tipping washer
GB/T 3763-1983 Bite type tube fittings--Hexagon thin nuts
GB/T 3763-2008 24-degree cone connectors and flared couplings -- Hexagon thin nut
GB/T 3764-1983 Ferrule
GB/T 3764-2008 24-degree cone connectors -- Ferrule
GB/T 3765-1983 Specification for bite type tube fittings
GB/T 3765-2008 24-degree cone connectors - Specification
GB/T 3766-1983 Hydraulic fluid power--General rules for the application of equipment to transmission and control systems
GB/T 3766-2001 Hydraulic fluid power -- General rules relating to systems
GB/T 3766-2015 Hydraulic fluid power -- General rules and safety requirements for systems and their components
GB/T 3767-1996 Acoustics. Determination of sound power levels of noise sources using sound pressure. Engineering method in an essentially free field over a reflecting plane
GB/T 3767-2016 Acoustics -- Determination of sound power levels and sound energy levels of noise sources using sound pressure -- Engineering methods for an essentially free field over a reflecting plane
GB/T 3768-1996 Acoustics. Determination of sound power levels of noise sources using sound pressure. Survey method using an enveloping measurement surface over a reflecting plane
GB/T 3769-1983 Scales and sizes for plotting frequency characteristic and polar diagrams
GB/T 3769-2010 Electroacoustics -- Scales and sizes for plotting frequency characteristics and polar diagrams
GB/T 3770-1983 Determination of sound power level for noise emitted by wood working machinery
GB/T 3771-1983 Conversion of hardness and strength for copper alloys
GB/T 377-1964 Determinations of tetra-ethyl lead content in gasoline (chromate method)
GB/T 3772-1983 Platinum-10%rhodium/platinum thermocouple wires and reference table
GB/T 3772-1998 Platinum-10% Rhodium/Platinum thermocouple wires
GB/T 3774-1993 Standard blocks of Rockwell superficial hardness
GB/T 3775-1983 General rule for pesticide emulsifier detection
GB/T 3776.1-1983 Method of moisture determination for pesticide emulsifiers
GB/T 3776.2-1983 Method of hydrogen ion concentration determination for pesticide emulsifiers
GB/T 3776.3-1983 Method of emulsifiability test for pesticide emulsifiers
GB/T 3776.4-1983 Method of benzene-insoluble substances determination for pesticide emulsifiers
GB/T 3776.5-1983 Method of flash point determination (closed-cup test)for pesticide emulsifiers
GB/T 3777-1996 Standard classification system for carbon blacks used in rubber products
GB/T 3780.10-1992 Carbon black--Determination of ash content
GB/T 3780.10-2002 Carbon black -- Determination of ash
GB/T 3780.10-2009 Carbon black -- Part 10: Determination of ash
GB/T 3780.11-1995 Carbon black--Determination of sieve residue
GB/T 3780.1-1991 Carbon black used in rubber products--Test method for iodinl adsorption number
GB/T 3780.1-1998 Carbon black used in rubber products--Test method for iodine adsorption number
GB/T 3780.1-2006 Carbon black -- Part 1: Test method for iodine adsorption number
GB/T 10636-1989 Screwdrivers--Test methods
GB/T 3780.12-1995 Carbon black--Inspection of impurity material
GB/T 3780.12-2007 Carbon black -- Part 12: Inspection of impurity material
GB/T 3780.13-1983 Carbon black (pelletized)--Determination of pour density
GB/T 3780.14-1995 Carbon black--Determination of sulphur content
GB/T 3780.14-2010 Carbon black -- Part 14: Determination of sulfur content
GB/T 3780.15-1988 Carbon black--Determination of light transmittance of toluene extract--Rapid method
GB/T 3780.15-1997 Carbon black for use in the rubber industry--Determination of light transmittance of toluene extract--Rapid method
GB/T 3780.15-2006 Carbon black -- Part 15: Determination of light transmittance of toluene extract
GB/T 3780.15-2016 Carbon black -- Part 15: Determination of light transmittance of toluene extract
GB/T 3780.16-1983 Carbon black--Determination of individual pellet crush strength
GB/T 3780.17-1995 Carbon black--Indirect determination of particle size--Reflectance method
GB/T 3780.17-2008 Carbon black -- Part 17: Indirect determination of particle size -- Reflectance method
GB/T 3780.18-1988 Carbon black in natural rubber--Recipe and evaluation method
GB/T 3780.18-1998 Carbon black in natural rubber--Recipe and evaluation method
GB/T 3780.18-2007 Carbon black -- Part 18: Standard test methods for evaluation in natural rubber (NR)
GB/T 3780.20-1988 Carbon black--Determination of light transmittance of toluene extract--Method for product evaluation
GB/T 3780.20-1997 Carbon black for use in the rubber industry--Determination of light transmittance of toluene extract--Method for product evaluation
GB/T 3780.21-1991 Carbon black used in rubber products--Determination of sieve residue--Water washing method
GB/T 3780.21-2002 Carbon black used in rubber products -- Determination of sieve residue -- Water washing method
GB/T 3780.21-2006 Carbon black -- Part 21: Determination of sieve residue for rubber compounding ingredients -- Water washing method
GB/T 3780.21-2016 Carbon black -- Part 21: Determination of sieve residue -- Water washing method