China GB GB Standards Search System

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, Purchase services.

China "GB" GB Standards List:

Standard Code	GB Standard Title	Standard Class
GB/T 8732-2014	Steels of blade for steam turbine	China National Standards
GB/T 6730.17-2014	Iron ores―Determination of sulfur content―Combustion iodometric method	China National Standards
GB/T 6730.10-2014	Iron ores―Determination of silicon content―Gravimetric methods	China National Standards
GB/T 4341.1-2014	Metallic materials—Shore hardness test—Part 1: Test method	China National Standards
GB/T 3795-2014	Ferromanganese	China National Standards
GB/T 3286.7-2014	Methods for chemical analysis of limestone and dolomite―Part 7: The determination of sulphur content―The pipe furnace combustion iodic acid potassium titration method，the high frequency combustion with infrared absorption method and the barium sulfa	China National Standards
GB/T 3286.6-2014	Methods for chemical analysis of limestone and dolomite―Part 6: The determination of phosphorus content―The phosphomolybdate blue spectrophotometric method	China National Standards
GB/T 31218-2014	Metallic materials—Determination of residual stress—Sectioning relaxation strain-gage method	China National Standards
GB/T 30900-2014	Slag agglomerate of LF refining furnace for steelmaking	China National Standards
GB/T 30899-2014	Selected luppen for smelt	China National Standards
GB/T 30898-2014	Scrap steel from slag for steelmaking	China National Standards
GB/T 30897-2014	Magnetic powder from steel slag for sintering	China National Standards
GB/T 30896-2014	Ferrovanadium nitride	China National Standards
GB/T 30895-2014	Hot-rolled rotary	China National Standards
GB/T 20933-2014	Hot rolled sheet pile	China National Standards
GB/T 17394.4-2014	Metallic materials―Leeb hardness test―Part 4：Tables of hardness values conversation	China National Standards
GB/Z 31233-2014	Implementation guide of random sampling for discrete items	China National Standards
GB/T 6159.4-2014	Micrographics―Vocabulary―Part 4：Materials and packaging	China National Standards
GB/T 6159.3-2014	Micrographics―Vocabulary―Part 3：Film processing	China National Standards
GB/T 6159.1-2014	Micrographics―Vocabulary―Part 1: General terms	China National Standards
GB/T 31232.2-2014	E-commerce statistical indicator system—Part 2: Online marketing	China National Standards
GB/T 31231-2014	Determination of zinc and lead isotopic ratios in aqueous solution―Multiple-collectors inductively coupled plasma mass spectrometry	China National Standards
GB/T 31229-2014	Test method for volatility rate by thermogravimetry	China National Standards
GB/T 31228-2014	Instrumented nanoindentation test―Terminology	China National Standards
GB/T 31227-2014	Test method for the surface roughness by atomic force microscope for sputtered thin films	China National Standards
GB/T 31226-2014	Standard test method for determination of surface roughness by scanning tunneling microscopy for gas distribution system components	China National Standards
GB/T 31225-2014	Test method for the thickness of silicon oxide on Si substrate by ellipsometer	China National Standards
GB/T 31239-2014	Technical specification for fittings of 1000 kV substation	China National Standards
GB/T 31238-2014	1000kV current transformers technical specifications	China National Standards
GB/T 31237-2014	Inspection specification for 1000kV power system protection relay and automation device	China National Standards

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