GB/T28907 Q315NS steel descriptionGrade: Q315NS
Product name: Sulfuric acid resistant steel for low temperature dew point corrosion
Executive standard: GB/T28907-2012
Q315NS steel meaning: Q—the first letter of the Chinese pinyin of "qu" in the yield strength;
315—The lower yield limit of steel, in MPa;
NS—respectively the first letter of the Chinese Pinyin of "Nai" and "Sour".
Q315NS acid-resistant steel refers to adding a certain amount of alloying elements to the steel to increase the resistance to sulfuric acid generated by the combination of sulfur trioxide and water below the dew point when the steel is exposed to sulfuric gas (such as a steel chimney containing exhaust gas). Corrosion performance.
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