China National Standards

China Hexagon collar Industry Standards English PDF List


  •  China "Hexagon collar" Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    QC/T 888-2011 All-metal Hexagon collar weld nuts. Prevailing torque type
    焊接六角凸缘锁紧螺母
    China Automobile & Vehicle industry Standards
    Hexagon collar

    English PDF
    QC/T 876-2011 Hexagon collar head tapping screws for plastic
    塑料用六角凸缘自攻螺钉
    China Automobile & Vehicle industry Standards
    Hexagon collar

    English PDF
    SN/T 0822-2011 Rules for the inspection of drill collars and square-hexagon kellys for import and export
    进出口石油钻铤、方钻杆检验规程
    China Import Export Inspection Standards
    Hexagon collar

    English PDF

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