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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "metals" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • GB/T 17737.310-2018
  • Coaxial communication cables—Part 1-310: Mechanical test methods—Test for torsion characteristics of copper-clad metals metals
    China National Standards
  • GB/T 17737.308-2018
  • Coaxial communication cables—Part 1-308: Mechanical test methods—Test for tensile strength and elongation for copper-clad metals metals
    China National Standards
  • GB/T 12690.5-2017
  • Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 5: Determination of cobalt,manganese,lead,nickel,copper,zinc,aluminum,chromium,magnesium,cadmium,vanadium and iron contents metals
    China National Standards
  • GB/T 12690.6-2017
  • Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 6: Determination of iron content—Kslium thiocyanate, 1,10-Phenanthroline spectrophotometric method metals
    China National Standards
  • GB/T 15970.7-2017
  • Corrosion of metals and alloys—Stress corrosion testing—Part 7: Slow strain rate testing metals
    China National Standards
  • GB/T 5124.4-2017
  • Hardmetals—Part 4:Determination of titanium content—Photometric peroxide method metals
    China National Standards
  • GB/T 5124.3-2017
  • Hardmetals—Part 3:Determination of cobalt—Potentiometric method metals
    China National Standards
  • GB/T 34501-2017
  • Hardmetals—Abrasion tests for hardmetals metals
    China National Standards
  • GB/T 12690.18-2017
  • Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides— Part 18: Determination of zirconium content metals
    China National Standards
  • GB/T 34626.2-2017
  • Metallic and other inorganic coatings—Cleaning and preparation of metal surfaces—Part 2: Non-ferrous metals and alloys metals
    China National Standards
  • GB/T 34626.1-2017
  • Metallic and other inorganic coatings—Cleaning and preparation of metal surfaces—Part 1: Ferrous metals and alloys metals
    China National Standards
  • GB/T 4157-2017
  • Laboratory testing of metals for resistance to sulfide stress cracking and stress corrosion cracking in H2S environment metals
    China National Standards
  • GB/T 5318-2017
  • Sintered metal materials(excluding hardmetals) without notch impact test piece metals
    China National Standards
  • GB/T 3848-2017
  • Hardmetals—Determination of (the magnetization) coercivity metals
    China National Standards
  • GB/T 34203-2017
  • Corrosion of metals and alloys—Air pollutant monitoring and analysis methods metals
    China National Standards
  • HJ 832-2017
  • (Soil and Sediment metals Total Digestion Microwave Digestion) metals
    China Environmental Protection Industry Standards
  • GB/T 15019-2017
  • Designation and classification of rapidly quenched metals metals
    China National Standards
  • GB/T 33820-2017
  • Metallic materials—Ductility testing—High speed compression test for porous and cellular metals metals
    China National Standards
  • GB/T 33819-2017
  • Hardmetals—Palmqvist toughness test metals
    China National Standards
  • GB/T 35385-2017
  • Non-destructive testing—Practice for electromagnetic (eddy-current) sorting of ferrous metals metals
    China National Standards
  • GB/T 35393-2017
  • Non-destructive testing—Practice for electromagnetic (eddy-current) sorting of nonferrous metals metals
    China National Standards
  • GB/T 8063-2017
  • Designation of cast nonferrous metals and their alloys metals
    China National Standards
  • GB 31604.9-2016
  • National Food Safety Standard-Food contact materials and products-Determination of heavy metals in food simulants metals
    China National Standards
  • GB/T 15260-2016
  • Corrosion of metals and alloys—Test methods for intergranular corrosion of nickel alloys metals
    China National Standards
  • GB/T 51196-2016
  • Code for design of measurement and control non-ferrous metals mines metals
    China National Standards
  • JJF 1565-2016
  • Calibration Specification for Water Quality Online Analyzers of Heavy metals metals
    China Metrological Standards
  • GB/T 17897-2016
  • Corrosion of metals and alloys—Corrosion test for pitting corrosion resistance of stainless steels in the ferric chloride solution metals
    China National Standards
  • GB/T 32571-2016
  • Corrosion of metals and alloys—Corrosion test for intergranular corrosion susceptibility of high—Cr ferritic stainless steels metals
    China National Standards
  • GB/T 5959.11-2016
  • Safety in electroheat installations—Part 11: Particular requirements for installations using the effect of electromagnetic forces on liquid metals metals
    China National Standards
  • GB/T 9097-2016
  • Sintered metal materials,excluding hardmetals—Determination of apparent hardness and mincrohardness metals
    China National Standards
  • GB/T 32550-2016
  • Corrosion of metals and alloys—Determination of the critical pitting temperature under potentiostatic control metals
    China National Standards
  • YY/T 0652-2016
  • (Graft material wear debris polymers and metals separation and characterization) metals
    China Medicine & Medical Device Standards
  • GB/T 3489-2015
  • Hardmetals—Metallographic determination of porosity and uncombined carbon metals
    China National Standards
  • GB/T 7963-2015
  • Sintered metal materials, excluding hardmetals—Tensile test pieces metals
    China National Standards
  • GB/T 3850-2015
  • Impermeable sintered metal materials and hardmetals—Determination of density metals
    China National Standards
  • GB/T 3849.1-2015
  • Hardmetals—Rockwell hardness test(scale A)—Part 1: Test method metals
    China National Standards
  • SN/T 4360-2015
  • (Textiles heavy metals (lead, cadmium, mercury, nickel), energy dispersive X-ray fluorescence screening method Spectrometry) metals
    China Import Export Inspection Standards
  • HJ 766-2015
  • Solid Waste. Determination of metals. Inductively coupled plasma mass spectrometry (ICP-MS) metals
    China Environmental Protection Industry Standards
  • GB 5009.74-2014
  • National Food Safety Standard-Limit Test of Heavy metals in Food Additives metals
    China National Standards
  • GB/T 31935-2015
  • Corrosion of metals and alloys—Corrosion test for intergranular corrosion susceptibility of low-Cr ferritic stainless steels metals
    China National Standards
  • GB/T 12690.2-2015
  • Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 2: Determination of ignition loss content of rare earth oxides—Gravimetric method metals
    China National Standards
  • GB/T 12690.1-2015
  • Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 1: Determination of carbon and sulfur contents—High frequency-infrared absorption method metals
    China National Standards
  • GB/T 5159-2015
  • Metallic powders,excluding powders for hardmetals—Determination of dimensional changes associated with compacting and sintering metals
    China National Standards
  • GB/T 12690.3-2015
  • Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides—Part 3: Determination of water content of rare earth oxides—Gravimetric method metals
    China National Standards
  • GB/T 13298-2015
  • Inspection methods of microstructure for metals metals
    China National Standards
  • GB/T 3851-2015
  • Hardmetals—Determination of transverse rupture strength metals
    China National Standards
  • GB/T 31930-2015
  • Metallic materials—Ductility testing—Compression test for porous and cellular metals metals
    China National Standards
  • GB/T 16545-2015
  • Corrosion of metals and alloys—Removal of corrosion products from corrosion test specimens metals
    China National Standards
  • GB 51099-2015
  • Code for investigation of geotechnical engineering for nonferrous metals industry metals
    China National Standards
  • YY/T 0967.1-2015
  • Dental rotary instruments. Shanks. Part 1:Shanks made of metals metals
    China Medicine & Medical Device Standards
  • JJF 1516-2015
  • Calibration Specification for Electrical Conductivity Standards of Nonferrous metals metals
    China Metrological Standards
  • GB 51084-2015
  • Technical code for equipment foundation of nonferrous metals engineering metals
    China National Standards
  • GB/T 3488.1-2014
  • Hardmetals―Metallographic determination of microstructure―Part 1:Photomicrographs and description metals
    China National Standards
  • GB/T 31317-2014
  • Corrosion of metals and alloys—Black box exposure test method metals
    China National Standards
  • GB 51059-2014
  • Code for construction and acceptance of nonferrous metals processing mechanical installation engineering metals
    China National Standards
  • GB/T 7997-2014
  • Hardmetals—Vickers hardness test metals
    China National Standards
  • QB/T 4725-2014
  • Precious metals mulit inlaid jewelry with fine art carving metals
    China Light Industry Standards
  • GB/T 30799-2014
  • The test method for safety of food detergents—Limit test for heavy metals metals
    China National Standards
  • GB/T 30810-2014
  • Test methods for leachable ions of heavy metals in cement mortar metals
    China National Standards
  • GB 50988-2014
  • Code for design of environment protection engineering of nonferrous metals industry metals
    China National Standards
  • DL/T 1318-2014
  • Technical supervision code for hydroelectric power plant metals metals
    China Electricity & Power Standards
  • GB/T 11446.5-2013
  • Test method for measuring trace metals in electronic grade water by atomic absorption spectrophotometry metals
    China National Standards
  • GB/T 30074-2013
  • Method of measurement of hydrogen permeation and determination of hydrogen uptake and transport in metals by an electrochemical technique metals
    China National Standards
  • HJ 678-2013
  • Water quality. Digestion of total metals. Microwave assisted acid digestion method metals
    China Environmental Protection Industry Standards
  • HJ 677-2013
  • Water quality. Digestion of total metals. Nitric acid digestion method metals
    China Environmental Protection Industry Standards
  • GB 30000.17-2013
  • Rules for classification and labelling of chemicals - Part 17: Corrosive to metals metals
    China National Standards
  • GB 50915-2013
  • Code for design of underground opening of non-ferrous metals mine metals
    China National Standards
  • GB 50919-2013
  • Code for design of energy conservation of non-ferrous metals smelter metals
    China National Standards
  • HJ 657-2013
  • Ambient air and stationary source emission. Determination of metals in ambient particulate matter. Inductively coupled plasma/mass spectrometry (ICP-MS) metals
    China Environmental Protection Industry Standards
  • GB 50891-2013
  • Code for automation design of non-ferrous metals smelters metals
    China National Standards
  • NB/SH/T 0864-2013
  • Standard test method for determination of metals in lubricating greases by inductively coupled plasma atomic emission spectrometry metals
    China Energy industry Standards
  • NB/SH/T 0865-2013
  • Standard test method for determination of wear metals and contaminants in used lubricating oils by rotating disc electrode atomic emission spectrometry metals
    China Energy industry Standards
  • GB/T 29088-2012
  • Corrosion of metals and alloys - Electrochemical potentiokinetic reactivation measurement using the double loop method metals
    China National Standards
  • GB/T 1481-2012
  • Metallic powders (excluding powders for hardmetals) - Determination of compressibility in uniaxial compression metals
    China National Standards
  • GB/T 24513.3-2012
  • Corrosion of metals and alloys - Classification of low corrosivity of indoor atmospheres - Part 3: Measurement of environmental parameters affecting indoor corrosivity metals
    China National Standards
  • GB 50758-2012
  • Code for design of energy conservation in non-ferrous metals processing plants metals
    China National Standards
  • SN/T 0367-2012
  • Rules for the inspection of precious metals and their alloys for import and export metals
    China Import Export Inspection Standards
  • GB 50753-2012
  • Code for dust collection design of non-ferrous metals plant metals
    China National Standards
  • GB/T 50716-2011
  • Code for extractive metallurgy construction of equipment installation engineering of heavy non-ferrous metals metals
    China National Standards
  • GB 50717-2011
  • Code for extractive metallurgy construction quality acceptance of mechanical equipment installation engineering of heavy non-ferrous metals metals
    China National Standards
  • GB 50673-2011
  • Code for power design of non-ferrous metals smelters metals
    China National Standards
  • SN/T 2829-2011
  • Food contact materials for export. Metal materials. Determination of migrant heavy metals in food simulant. Inductively coupled plasma atomic emission spectrometric method metals
    China Import Export Inspection Standards
  • GB 50654-2011
  • Unified standards for constructional quality acceptance of non-ferrous metals industrial installation engineering metals
    China National Standards
  • GB 50653-2011
  • Code for construction of non-ferrous metals mine sinking and drifting engineering metals
    China National Standards
  • GB/T 18115.15-2010
  • Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 15: Lutetium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytte metals
    China National Standards
  • GB/T 12690.16-2010
  • Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 16: Determination of fluorine content - Ion selective electrode analysis metals
    China National Standards
  • GB/T 3849.2-2010
  • Hardmetals - Rockwell hardness test (scale A) - Part 2: Preparation and calibration of standard test blocks metals
    China National Standards
  • GB/T 12690.17-2010
  • Chemical analysis methods of non-rare earth impurities in rare earth metals and the oxides - Part 17:Determination of niobium and tantalum contents of rare earth metals metals
    China National Standards
  • GB/T 18115.14-2010
  • Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 14 : Ytterbium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, lu metals
    China National Standards
  • GB/T 18115.13-2010
  • Chemical analysis methods of rare earth impurities in rare earth metals and their oxides - Part 13: Thulium - Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, ytterbium, lut metals
    China National Standards
  • GB/T 26051-2010
  • Hardmetals - Determination of sulfur and carbon contents in cobalt metal powders - Infrared detection method metals
    China National Standards
  • GB/T 24513.2-2010
  • Corrosion of metals and alloys - Classification of low corrosivity of indoor atmospheres - Part 2: Determination of corrosion attack in indoor atmospheres metals
    China National Standards
  • GB/T 26050-2010
  • Hardmetals - Determination of contents of metallic elements by X-ray fluorescence - Fusion method metals
    China National Standards
  • GB/T 14260-2010
  • General rules for sampling and sample preparation of heavy nonferrous metals flotation concentrates in bulk metals
    China National Standards
  • GB/T 25953-2010
  • Nonferrous metals mineral processing and iron concentrate recovering metals
    China National Standards
  • GB/T 25834-2010
  • Corrosion of metals and alloys - Accelerate corrosion testing of iron and steel in outdoor atmospheres metals
    China National Standards
  • GB/T 17418.5-2010
  • Methods for analysis of noble metals in geochemical samples - Part 5: Determination of ruthenium and osmium content - Separationby distillation-catalytic spectrophotometric method metals
    China National Standards
  • GB/T 17418.1-2010
  • Methods for analysis of noble metals in geochemical samples - Part 1:General rules and regulations metals
    China National Standards
  • GB/T 17418.2-2010
  • Methods for analysis of noble metals in geochemical samples - Part 2:Determination of platinum and rhodium content-Preconcentration by thiourea-catalytic polarographic method metals
    China National Standards
  • GB/T 17418.4-2010
  • Methods for analysis of noble metals in geochemical samples - Part 4: Determination of iridium content - Preconcentration by thiourea-catalytic spectrophotometric method metals
    China National Standards

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