China National Standards

China Rubber bellows mechanical Industry Standards English PDF List

  •  China "Rubber bellows mechanical" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    JB/T 6616-2020 Rubber bellows mechanical seal technical conditions {译}
    橡胶波纹管机械密封 技术条件    		 China Machinery Industry Standards
    Rubber bellows mechanical
    English PDF

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