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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 31565-2015 |
Vitreous ang porcelain enamels—Determination of the edge covering on enamelled steel plate to be used in heat exchangers 热交换器用钢板搪瓷边缘覆盖率的测定 |
China National Standards Vitreous ang porcelain |
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