China National Standards

China Thermoplastics pipes—Determination ring GB Standards List

  •  China "Thermoplastics pipes—Determination ring" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 39385-2020 Plastics piping and ducting systems—Thermoplastics pipes—Determination of ring flexibility
    塑料管道系统 热塑性塑料管材 环柔性的测定    		 China National Standards
    Thermoplastics pipes—Determination ring
    English PDF
    GB/T 9647-2015 Thermoplastics pipes—Determination of ring stiffness
    热塑性塑料管材 环刚度的测定    		 China National Standards
    Thermoplastics pipes—Determination ring
    English PDF

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