When SS systems are fabricated, the welding process destroys the existing passive film and compromises the metal's ability to ward off the corrosive process.
铬镍不锈钢系统建立后，焊接处理会破坏存在的钝化膜，并降低材料抗腐蚀的性能。
When SS systems are fabricated, the welding process destroys the existing passive film and compromises the metal's ability to ward off the corrosive process.
铬镍不锈钢系统建立后，焊接处理会破坏存在的钝化膜，并降低材料抗腐蚀的性能。
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