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 9581-2011	Oil for use in the carbon black products - Ethylene bottom	China National Standards
GB/T 8923.1-2011	Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previou	China National Standards
GB/T 8826-2011	Rubber antioxidant TMQ	China National Standards
GB/T 7528-2011	Rubber and plastics hoses and hose assemblies - Vocabulary	China National Standards
GB/T 6075.3-2011	Mechanical vibration - Evaluation of machine vibration by measurements on non-rotating parts - Part 3：Industrial machines with nominal power above 15 kW and nominal speeds between 120 r/min and 15 000 r/min when measured in situ	China National Standards
GB/T 6052-2011	Industrial liquid carbon dioxide	China National Standards
GB/T 5832.3-2011	Determination of moisture in gases - Part 3: The method of Cavity Ring-Down Spectroscopy	China National Standards
GB/T 5831-2011	Determination of trace oxygen in the gases - Colorimetric method	China National Standards
GB/T 5314-2011	Powders for powder metallurgical purposes-Sampling	China National Standards
GB/T 4844-2011	Pure helium,high pure helium and ultra pure helium	China National Standards
GB/T 4472-2011	Detemination of density and relative density for chemical products	China National Standards
GB/T 3681-2011	Plastics methods of exposure to direct weathering, to weathering using glass-filtered daylight, and to intensified weathering by daylight using Fresnel mirrors	China National Standards
GB/T 3634.2-2011	Hydrogen - Part 2: Pure hydrogen,high pure hydrogen and ultra-pure hydrogen	China National Standards
GB/T 2889.4-2011	Plain bearings - Terms, definitions，classification and symbols - Part 4：Basic symbols	China National Standards
GB/T 2878.4-2011	Connections for hydraulic fluid power - Ports and stud ends with metric threads and O-ring sealing - Part 4: Hex plugs	China National Standards
GB/T 2878.2-2011	Connections for hydraulic fluid power - Ports and stud ends with metric threads and O-ring sealing - Part 2: heavy-duty stud ends (S series)	China National Standards
GB/T 2878.1-2011	Connections for hydraulic fluid power - Ports and stud ends with metric threads and O-ring sealing - Part 1: Ports	China National Standards
GB/T 28185-2011	Urban heating unit with heat exchanger	China National Standards
GB/T 28125.1-2011	Determination of hazardous materials in air separation process - Part 1: Determination of hydrocarbons	China National Standards
GB/T 28124-2011	Determination of trace hydrogen,oxygen,methane and carbon monoxide in the inert gases - Gas chromatographic method	China National Standards
GB/T 28123-2011	Industrial helium	China National Standards
GB/T 28122-2011	Polyvinyl alcohol (PVA) films for liquid crystal display（LCD）-Determination of thickness	China National Standards
GB/T 28113-2011	Bisphenol A for industrial use	China National Standards
GB/T 28112-2011	Determination of residual dimethylcyclosiloxane volatiles in silicone rubber	China National Standards
GB/T 27979-2011	Alumina ceramic wear-resistant composite lining board	China National Standards
GB/T 27978-2011	Determination of the waste content in the raw mix of cement	China National Standards
GB/T 27977-2011	Test and calculation methods of electricity efficiency of cement production	China National Standards
GB/T 27976-2011	Tube mill equipment for cement industry	China National Standards
GB/T 27975-2011	Methods for chemical analysis of granulated blastfurnace slag	China National Standards
GB/T 27974-2011	Methods for chemical analysis of fly ash and coal gangue as building material	China National Standards

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