1. cold-rolled products appearance gloss 2. add Mo, resistant to corrosion ... structure tubes, fluid pipes, boiler pipes, high pressure pipes, steel plate, steel coils, chemical fertilizer pipes, flanges and elbows. Also we can ... Reduction of area ψ (%): ≥ 60 Hardness: ≤ Less than 187HB; ≤ 90HRB; ≤ 200HVFeatures: cold-rolled product appearance gloss good, beautiful; adding Mo, corrosion resistance ...