特点：溶解速度快，对金属无腐蚀，对人体无害。
Features: dissolving speed, no corrosion to metal, harmless to the human body.
原油中含硫量较小，一般小于1%，但对原油性质的影响很大，对管线有腐蚀作用，对人体健康有害。
The sulfur content of crude oil in small, generally less than 1%, but the nature of the impact of crude oil, the role of pipeline corrosion, harmful to human health.
他们提供良好的耐腐蚀性，与人体铝的黑色氧化完成的外露表面抗拒腐蚀。
They offer good corrosion resistance, with an aluminium body a black oxide finish on the exposed surfaces to resist corrosion.
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