China National Standards

China Stainless steel twist Industry Standards English PDF List

  •  China "Stainless steel twist" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JB/T 13921-2020 Stainless steel twist drill technical conditions {译}
    不锈钢用麻花钻 技术条件    		 China Machinery Industry Standards
    Stainless steel twist
    English PDF

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