China National Standards

China Prefabricated insulated ductile GB Standards List

  •  China "Prefabricated insulated ductile" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 43492-2023 Prefabricated insulated ductile iron pipes, fittings and accessories {译}
    预制保温球墨铸铁管、管件和附件    		 China National Standards
    Prefabricated insulated ductile
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