China National Standards
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  •  China "GB" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    GB/T 17683.1-1999 Solar energy--Reference solar spectral irradiance at the ground at different receiving conditions--Part 1:Direct normal and hemispherical solar irradiance for air mass 1.5

    China National - GB Standards
    GB 50288-1999 Code for design of irrigation and drainage

    China National - GB Standards
    GB/T 17679-1999 Conformance testing for optical discstorage£¬ filing of CAD electronic records

    China National - GB Standards
    GB/T 17678.2-1999 Requirements for optical disk storage£¬filing and archival management of CAD electronic records--Part 2:Information structure in an optical disk

    China National - GB Standards
    GB/T 17678.1-1999 Requirements for optical disk storage£¬filing and archival management of CAD electronic records--Part 1:Filing and archival management of CAD electronic records

    China National - GB Standards
    GB/T 4772.3-1999 Dimensions and output series for rotating electrical machines--Part 3:Samll built-in motors--Flange numbers BF10 to BF50

    China National - GB Standards
    GB/T 4772.2-1999 Dimensions and output series for rotating electrical machines--Part 2:Frame numbers 355 to 1000 and flange numbers 1180 to 2360

    China National - GB Standards
    GB/T 4772.1-1999 Dimensions and output series for rotating electrical machines--Part 1:Frame numbers 56 to 400 and flange numbers 55 to 1080

    China National - GB Standards
    GB/T 17277.2-1999 Broadcastvideo tape recorders--Methods of measurement--Part 2:Electrical measurements ofanalogue composite video signals

    China National - GB Standards
    GB/T 17680.4-1999 Criteria for emergency planning and preparedness for nuclear power plants--The off-site emergency planning and implementing procedures

    China National - GB Standards
    GB/T 17676-1999 Natural gas vehicle and liquefied petroleumgas vehicle--Identification marks

    China National - GB Standards
    GB 17675-1999 Steering system of motor vehicles--Basic requirements

    China National - GB Standards
    GB/T 17677-1999 Equipment for crop protection--Antidrip devices--Determination of performance

    China National - GB Standards
    GB 13075-1999 Periodic inspection and evaluation of welded steel gas cylinders

    China National - GB Standards
    GB 13004-1999 Periodic inspection and evaluation of seamless steel gas cylinders

    China National - GB Standards
    GB/T 17672-1999 Determinations for isotopes of lead£¬strontium and neodymium in rock samples

    China National - GB Standards
    GB/T 17669.5-1999 Gypsum plasters--Determination of physical properties of powder

    China National - GB Standards
    GB/T 17669.4-1999 Gypsum plasters--Determination of physical properties of pure paste

    China National - GB Standards
    GB/T 17669.3-1999 Gypsum plasters--Determination of mechanicalproperties

    China National - GB Standards
    GB/T 17669.2-1999 Gypsum plasters--Determination of water of crystallization content

    China National - GB Standards
    GB/T 17669.1-1999 Gypsum plasters--General test conditions

    China National - GB Standards
    GB/T 17671-1999 Method of testing cements--Determinationof strength

    China National - GB Standards
    GB 17654-1999 Regional flag of Macao Special Administrative Region

    China National - GB Standards
    GB/T 7909-1999 Wood chips for the pulp

    China National - GB Standards
    GB/T 5856-1999 General specification of the hot press

    China National - GB Standards
    GB/T 5039-1999 Chinese fir-tree poles

    China National - GB Standards
    GB/T 17666-1999 Quick test method for determination of tannin in wattle bark extracts

    China National - GB Standards
    GB/T 17664-1999 Wood charcoal and test methods of wood charcoal

    China National - GB Standards
    GB/T 17661-1999 Detection method of drying equipments performance of sawn timber

    China National - GB Standards
    GB/T 17660-1999 Method for determination of the buffering capacity of wood

    China National - GB Standards

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