China National Standards

China Tongs Industry Standards English PDF List


  •  China " Tongs " Industry Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    SY/T 5074-2012 Power Tongs and tongs for drilling and well servicing
    钻井和修井动力钳、吊钳
    China Oil & Gas Industry Standards
    Tongs

    English PDF
    QB/T 1991-1994 (Chemical porcelain crucible Tongs)
    China Light Industry Standards
    Tongs

    English PDF
    SY/T 5035-1991 (Tongs)
    China Oil & Gas Industry Standards
    Tongs

    English PDF

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