The difference between blue and yellow passivation is that blue passivation is used for parts that require a high level of corrosion resistance, while yellow passivation is used for parts that require a moderate level of corrosion resistance.
The difference between blue and yellow passivation is that blue passivation is used for parts that require a high level of corrosion resistance, while yellow passivation is used for parts that require a moderate level of corrosion resistance.