China National Standards

China received GB Standards List

  •  China "received" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 4513.3-2017 Monolithic (unshaped) refractory products—Part 3：Characterization as received
    不定形耐火材料 第3部分：基本特性    		 China National Standards
    received
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