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Chinese National Standards
中華民國國家標準
- Taiwan 台灣 -
 

What is CNS Standards ?

CNS Standard is abbreviation of Chinese National Standard, the National Standards of the Republic of China (Taiwan) ;
They are administered by the Bureau of Standards, Metrology and Inspection of the Ministry of Economic Affairs.

The English versions CNS standards were translated directly from the openly-published Chinese CNS standard , in case of any divergence of interpretation, the Chinese versions CNS standards text shall prevail.

CNS standards are divided into 26 numbered categories, Detail see bellow:
  • CNS Standards 26 Categories:
  • CNS Standards Index:
  • B-Mechanical Engineering
    CNS 9227 - English Version
    Woodworking Saw Blades; Technical Specifications for Hand Saw Blades
    手工用木工鋸片總則 - 英文版
    B-Mechanical Engineering
    CNS 4547 - English Version
    Limits of Sizes and Tolerances for ISO Metric Fine Screw Threads (Tolerance Quality: Medium,Tolerances: 6H and 6h、6g)(Diameters from 2.5 to 300mm and Pitches 0.35 to 6mm)
    公制細螺紋限界尺寸及公差(ISO制)(中品級–6H、6h、6g)(標稱直徑2.5至300mm,螺距0.35至6mm) - 英文版
    B-Mechanical Engineering
    CNS 4670-27 - English Version
    Specified Items for Machine Tools - Centerless Grinders
    工具機規範之項目–無心磨床 - 英文版

    Translated
    Z7-General & Miscellaneous
    CNS 80000-2 - English Version
    Quantities and units − Part 2: Mathematical signs and symbols to be used in the natural sciences and technology
    量及單位-第2 部:自然科學及技術之數學記號及符號 - 英文版
    B-Mechanical Engineering
    CNS 495 - English Version
    Taper Pipe Threads
    推拔管螺紋 - 英文版
    B-Mechanical Engineering
    CNS 4544 - English Version
    Limits of sizes and tolerances for ISO metric coarse screw threads (Tolerance quality: medium, tolerances: 5 H、6 H and 6 h、6 g)(Diameters from 1 to 68 mm and pitches 0.25 to 6 mm)
    公制粗螺紋限界尺寸及公差(ISO制)(中品級–5H、6H、6h、6g)(標稱直徑1至68mm,螺距0.25至6mm) - 英文版
    K-Chemical Industry
    CNS 14783 - English Version
    Method of test for benzene in hydrocarbon solvents by gas chromatography
    烴類溶劑苯含量氣相層析試驗法 - 英文版
    D-Automotive & Aircraft Engineering
    CNS 7030 - English Version
    Shapes and Dimensions of Fifth Wheel Coupling Pins for Semi-trailers
    半拖車用第五輪聯結銷之形狀及尺度 - 英文版
    B-Mechanical Engineering
    CNS 532 - English Version
    Limits of Size and Tolerances for ISO Metric Coarse Screw Threads (Tolerance Quality:Fine,Tolerances:4H、5H and 4h)(Diameters from 1 to 68 mm and Pitches 0.25 to 6 mm)
    公制粗螺紋限界尺寸及公差(ISO制)(細品級–4H、5H、4h)(標稱直徑1至68mm,螺距0.25至6mm) - 英文版
    K-Chemical Industry
    CNS 5818 - English Version
    Rubber compounding ingredients − Carbon black − Determination of iodine adsorption number
    橡膠配合劑-碳黑-碘吸附值之測定 - 英文版
    G-Ferrous Materials & Metallurgy
    CNS 4437 - English Version
    Carbon steel tubes for machine structure
    機械結構用碳鋼鋼管 - 英文版
    K-Chemical Industry
    CNS 14472 - English Version
    Method of test for sulfur in petroleum products by energy-dispersive X-ray fluorescence spectroscopy
    石油產品中硫含量測定法(能量分散式X-射線螢光光譜法) - 英文版
    K-Chemical Industry
    CNS 1863 - English Version
    Phosphorus Oxychloride
    化學試藥(氧氯化磷) - 英文版
    D-Automotive & Aircraft Engineering
    CNS 5323 - English Version
    Water Pump Ball Bearings for Automobiles
    汽車用水泵滾珠軸承 - 英文版
    K-Chemical Industry
    CNS 5814 - English Version
    Rubber compounding ingredients − Carbon black − Determination of loss on heating
    橡膠配合劑-碳黑-加熱減量(熱失量)之測定 - 英文版
    K-Chemical Industry
    CNS 3390 - English Version
    Method of test for kinematic viscosity of transparent and opaque liquids (and calculation of dynamic viscosity)
    透明與不透明液體黏度試驗法(動黏度及絕對黏度) - 英文版
    H-Non-ferrous Materials & Metallurgy
    CNS 15355 - English Version
    Test method for determination of mass per unit area of anodic oxide coatings on aluminium and aluminium alloys -Gravimetric method
    鋁及鋁合金之陽極氧化膜單位面積質量試驗法-重量分析法 - 英文版
    B-Mechanical Engineering
    CNS 520 - English Version
    Tolerance of Whitworth Threads (Medium and Coarse Fits)
    韋氏螺紋偏差及公差(中配及粗配) - 英文版
    P-Pulp & PaperIndustry
    CNS 7298 - English Version
    Method of test for water absorptiveness of paper and board − Cobb method
    紙及紙板吸水度試驗法-Cobb法 - 英文版
    Z7-General & Miscellaneous
    CNS 14596 - English Version
    Welding consumables − Gas shielded and self-shielded flux cored wires for arc welding of mild steel, high strength steel and low temperature service steel
    銲接材料-軟鋼、高強度鋼及低溫用 鋼氣遮護及自遮護電弧銲接用包藥銲線 - 英文版

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