GB/T 4622.1-2009: Translated English of Chinese Standard. (GBT 4622.1-2009, GB/T4622.1-2009, GBT4622.1-2009): Classification for spiral wound gasketsThis part of GB/T 4622 specifies the types, codes, marks and symbols of spiral wound gaskets. This part is applicable to spiral wound gaskets for pipe flanges. |
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