• No corrosion allowance is required for such parts not in contact with the inside fluid as the outside surface of shell, skirt, support lugs and so on, except for anchor bolts.

    对于不同内部介质接触部件表面防护罩及支承凸缘腐蚀余度地脚螺栓除外。

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  • Inside and outside surface anti-corrosion treatment by hot dipping acid.

    内外表面防腐处理

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  • Inside and outside surface anti-corrosion treatment by hot dipping acid.

    内外表面防腐处理

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