China National Standards

China Lead zinc cupronickel Industry Standards English PDF List

  •  China "Lead zinc cupronickel" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    QB/T 2022-2007 Lead-zinc-cupronickel bars for watches
    表用镍锌白铜棒    		 China Light Industry Standards
    Lead zinc cupronickel
    English PDF

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