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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 7631.15-1998 |
Lubricants and related products(class L)--Classification--Part 15:Family N (Insulating liquids) 润滑剂和有关产品(L类)的分类 第15部分:N组(绝缘液体) |
China National Standards 5:Family |
 English PDF |
| GB/T 7631.5-1989 |
Lubricants and related products (class L)--Classification--Part 5:Family M (Metal working) 润滑剂和有关产品(L类)的分类 第5 部分:M组(金属加工) |
China National Standards 5:Family |
English PDF |
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