20 years stainless steel manufacture experience. imported AOD pot and test equipment, advanced annealing and rolling line. deplex stainless steel widly used for chemical vessel equipment, petrol refine industry. Duplex stainless steel coil 1) Grade : 31803 32205 32304 2209 2205 32750 2) Standard : ASTM A 240 ASTM A 480 3)Surface : 2B / Bright Annealing 4)Size : Thickness : 0.1 mm 3mm Width : 5 mm 450mm 5)Packing : each coil with water proof wrapped, then on wooden pallets