About Us

Ningbo Qiyi Precision Metals Co.,Ltd (QIYI STAINLESS STEEL) is a leading mill that specializes in the manufacture of precision stainless steel strips, coils, and sheets, with an annual production capacity of 60,000 tons. Founded in 2001, Ningbo Qiyi is located at the Ningbo National Hi-Tech Industrial Development Zone in the harbor city of Ningbo on the east coast of China.

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Causes Of Rust In 304 Stainless Steelthe use of chloride ions in the environment Chloride ions are widespread, such as salt/sweat/water/sea breeze/soil. Stainless steel in the presence of chloride ions, corrosion, and even faster than ordinary low-carbon steel. Therefore, the use environment of stainless steel is required, and it needs to be wiped regularly to remove dust and keep it clean...