China National Standards

China plastic—Welding GB Standards List

  •  China "plastic—Welding" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 40237-2021 Test method for ignitability of foamed plastic—Welding spark method
    泡沫塑料着火性试验方法 电焊火花法    		 China National Standards
    plastic—Welding
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