China National Standards

China Seal less rotodynamic GB Standards List

  •  China "Seal less rotodynamic" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 25140-2010 Seal-less rotodynamic pumps - ClassⅡ - Specification
    无轴封回转动力泵技术条件（Ⅱ类）    		 China National Standards
    Seal less rotodynamic
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