Double metal rolling fin tubes are widely used in refining, chemical, power plant and many other industries because they have good heat transfer, mechanical, anti-corrosion performance.

双金属轧制翅片管以其优良的传热性能、机械性能和耐腐蚀性能在许多工业领域，特别是炼油、化工、发电行业得到了广泛应用。

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The influence of mixed refining agent on the microstructure and mechanical properties of four different Al-containing high aluminum Zn-based alloys at room temperature was studied.

研究了混合细化剂对四种不同铝含量的高铝锌合金室温下组织和力学性能的影响。

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Refining the use of stainless steel internal mechanical, corrosion-resistant, durable.

内部机件采用不锈钢精制，抗腐蚀，经久耐用。

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