China National Standards

China Surface coating weight GB Standards List

  •  China "Surface coating weight" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 34190-2017 Surface coating weight (thickness) of electrical steel—X-ray spectrometric method
    电工钢表面涂层的重量（厚度） X射线光谱测试方法    		 China National Standards
    Surface coating weight
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