National Standard: GB/T, GBT
              
GBT << ...>> GBT
Std ID Description (Standard Title)
GB/T 39247-2020 (Additive Manufacturing Metal Parts Heat Treatment Process Specification)
GB/T 39248-2020 Thermoplastic mufti-layer (non-vulcanized) hoses and hose assemblies for the transfer of hydrocarbons, solvents and chemicals-Specification
GB/T 39249-2020 Rubber and plastics hoses and tubing. Textile-reinforced types. Sub-ambient temperature crush test
GB/T 39250-2020 (Agricultural and forestry tractors and machinery Speed ​​Identification Mark (SIS))
GB/T 39251-2020 (Additive Manufacturing Metal Powder Performance Characterization Method)
GB/T 39252-2020 (Additive Manufacturing Metallic Material Powder Bed Melting Process Specification)
GB/T 39253-2020 (Additive manufacturing process specification for directed energy deposition of metallic materials)
GB/T 39254-2020 (General rules for the evaluation of mechanical properties of metal parts in additive manufacturing)
GB/T 39255-2020 (Shielding gas for welding and cutting)
GB/T 39256-2020 (Green manufacturing Green supply chain management of manufacturing enterprises Information management platform specifications)
GB/T 39257-2020 (Green Manufacturing Green Supply Chain Management Evaluation Specification for Manufacturing Enterprises)
GB/T 39258-2020 (Green Manufacturing Green Supply Chain Management of Manufacturing Enterprises Procurement Control)
GB/T 39259-2020 (Green Manufacturing Green Supply Chain Management of Manufacturing Enterprises Bill of Materials Requirements)
GB/T 39260.2-2020 Use case methodology -- Part 2: Definition of the templates for use cases, actor list and requirements list
GB/T 39261-2020 Nanotechnologies. Guidance on physico-chemical characterization of engineered nanoscale materials for toxicologic assessment
GB/T 39263-2020 Road vehicles - Advanced driver assistance systems - Terms and definitions
GB/T 39264-2020 Technical specification for unified management and control platform of smart hydropower plant
GB/T 39265-2020 Road vehicles - Performance requirements and testing methods for blind spot detection (BSD) system
GB/T 39266-2020 (Mechanical environmental reliability requirements and test methods of industrial robots)
GB/T 39267-2020 Terminology for BeiDou navigation satellite system (BDS)
GB/T 39268-2020 (General specification for low-orbit satellite-borne GNSS navigation receiver)
GB/T 39269-2020 Voltage dip and short interruption. Immunity testing method for low voltage equipment
GB/T 39270-2020 Voltage dip indices and severity assessment method
GB/T 39271.1-2020 Rolling bearings. Load ratings for hybrid bearings with rolling elements made of ceramic -- Part 1: Dynamic load ratings
GB/T 39271.2-2020 Rolling bearings. Load ratings for hybrid bearings with rolling elements made of ceramic -- Part 2: Static load ratings
GB/T 39272-2020 Test specifications for video surveillance networking for public security
GB/T 39273-2020 (Rolling bearings and joint bearings Electronic media query structure Features and performance indicators identified by characteristic vocabulary)
GB/T 39274-2020 Test specifications for video and audio encoding and decoding in video surveillance system for public security
GB/T 39275-2020 Power electronics systems and equipment. Operation conditions and characteristics of active infeed converter(AIC)applications
GB/T 39276-2020 Information security technology - General security requirements of network products and services
GB/T 39277-2020 Vessel traffic services
GB/T 39278-2020 Method for measuring the shielding effectiveness of shielding enclosures having all dimensions between 0.1 m and 2 m
GB/T 39279-2020 Wire electrodes, wires, rods and deposits for gas shielded arc welding of creep-resisting steels
GB/T 39280-2020 Rods, wires and deposits for tungsten inert gas welding of non alloy and fine grain steels
GB/T 39281-2020 Wire electrodes, wires, rods and deposits for gas shielded arc welding of high strength steels
GB/T 39282-2020 (Non-destructive testing Electromagnetic acoustic transducer (EMAT) technology pulse echo testing method)
GB/T 39283-2020 (Non-destructive testing Electromagnetic acoustic transducer (EMAT) technology surface wave testing method)
GB/T 39284-2020 Treatment and disposal method for filter sludge from magnesium sulfate production process
GB/T 39285-2020 Method for chemical analysis of palladium compounds. Determination of chlorine content. Ion chromatography
GB/T 39286-2020 (Absorption heat exchanger)
GB/T 39287-2020 (Closed expansion tank)
GB/T 39288-2020 (Thermal storage type electric heating device)
GB/T 39289-2020 (Determination of the bonding strength of adhesives, metals and plastics)
GB/T 39290-2020 (Determination of Aromatic Amine Content in Adhesive)
GB/T 39291-2020 Test method for impact wear properties of studs
GB/T 39292-2020 Method of sampling and sample preparation for analysis of palladium carbon wastes
GB/T 39293-2020 (Industrial cleaning terms and classification)
GB/T 39294-2020 Determination of the discoloration performence for adhesive
GB/T 39295-2020 Determination of the tack for water based adhesive
GB/T 39296-2020 (Circulating cooling water treatment operation effect evaluation, monitoring heat exchanger method)
GB/T 39297-2020 Ammonium dinitramide aqueous solution
GB/T 39298-2020 Reclaimed water quality. Determination of benzene homologues. Gas chromatography
GB/T 39299-2020 Methods for disposing reused thinner waste in the production of TFT-LCD
GB/T 39300-2020 Treatment and disposal method for chromium-containing electroplating sludge
GB/T 39301-2020 Disposal method for electroplating sludge reduction
GB/T 39302-2020 (Reclaimed water quality. Determination of anionic surfactants. Methylene blue spectrophotometric method)
GB/T 39303-2020 General technical specification for pre-treatment of microorganism samples in wastewater treatment system
GB/T 39304-2020 (General technical specifications for sample pretreatment for biological toxicity testing of reclaimed water)
GB/T 39305-2020 (Reclaimed water quality Determination of fluorine, chlorine, nitrite, nitrate and sulfate ion chromatography)
GB/T 39306-2020 (Reclaimed water quality determination of total arsenic atomic fluorescence spectrometry)
GB/T 39307-2020 (Fluorescent brighteners Determination of shade and brightening intensity Plastic coloring method)
GB/T 39308-2020 Technical specification for refractory organic wastewater advanced treatment
GB/T 39309-2020 Rubber hoses and hose assemblies. Wire-or textile-reinforced single-pressure types for hydraulic applications. Specification
GB/T 39310-2020 (Fastener Check file type)
GB/T 39311-2020 Thermoplastic hoses and hose assemblies. Wire or synthetic yarn reinforced single-pressure types for hydraulic applications. Specification
GB/T 39312-2020 Welding procedure qualification test for copper and its alloys
GB/T 39313-2020 Rubber hoses and hose assemblies. Compact wire-braid-reinforced hydraulic types for oil-based or water-based fluids. Specification
GB/T 39314-2020 (General Technical Guidelines for Aluminum Alloy Plaster Casting)
GB/T 39315.1-2020 General resource of military and civilian. Data model -- Part 1: Supplies. Petroleum products
GB/T 39315.2-2020 General resource of military and civilian. Data model -- Part 2: Device. Civil transport ship
GB/T 39315.3-2020 General resource of military and civilian. Data model -- Part 3: Equipment. Aviation repair parts
GB/T 39315.5-2020 General resource of military and civilian-Data model -- Part 5: Person
GB/T 39315.6-2020 General resource of military and civilian. Data Model -- Part 6: Facilities
GB/T 39316.1-2020 General resource of military and civilian. Meta data -- Part 1: Supplies. Petroleum products
GB/T 39316.2-2020 General resource of military and civilian. Meta data -- Part 2: Device. Civil transport ship
GB/T 39316.3-2020 General resource of military and civilian. Meta data -- Part 3: Equipment. Aviation repair parts
GB/T 39316.5-2020 General resource of military and civilian. Meta Data -- Part 5: Personnel
GB/T 39316.6-2020 General resource of military and civilian. Meta Data -- Part 6: Facilities
GB/T 39317-2020 General resource of military and civilian. Requirement for data element mapping
GB/T 39318-2020 General resource of military and civilian. Requirement for identification number mapping
GB/T 39319-2020 (Unified identification coding rules for e-commerce transaction entities)
GB/T 39320-2020 Electronic business. Meta model. Foundation module
GB/T 39321-2020 Specification for electronic contract forensics process
GB/T 39322-2020 Technical requirements for traceability data interface in E-commerce transaction platform
GB/T 39323-2020 Performance requirement and testing method for lane keeping assist (LKA) system of passenger cars
GB/T 39324-2020 Technical guide for main equipment condition based maintenance decision support system for smart hydropower plant
GB/T 39325-2020 Specification for radiation shielding of superconducting proton cyclotron
GB/T 39326-2020 International trade business process specification. Electronic certificates interchange for inspection and quarantine
GB/T 39327-2020 Rubber and plastics hoses for marine-engine wet-exhaust systems. Specification
GB/T 39328-2020 Additive manufacturing -- Specification for material extrusion process of plastic materials
GB/T 39329-2020 (Additive Manufacturing Test Method Standard Test Piece Accuracy Inspection)
GB/T 39330-2020 Technical specification for surface treatment of titanium alloy castings
GB/T 39331-2020 Additive manufacturing - Overview of data processing
GB/T 39332-2020 General requirements for the anti-fatigue manufacturing of precision gears
GB/T 39333-2020 Plain bearings -- Quality assurance of sample types -- Definitions, applications and testing
GB/T 39334.1-2020 Digital simulation of mechanical products manufacturing process - Part 1: General requirements
GB/T 39334.2-2020 Digital simulation of mechanical products manufacturing process - Part 2: Requirements of production line planning and layout simulation
GB/T 39334.3-2020 Digital simulation of mechanical products manufacturing process - Part 3: Requirements of assembly workshop logistics simulation
GB/T 39334.4-2020 Digital simulation of mechanical products manufacturing process - Part 4: Requirements of NC machining process simulation
GB/T 39334.5-2020 Digital simulation of mechanical products manufacturing process - Part 5: Requirements of typical process simulation