... : carbon steel Pressure: pn6,10,16,25,40 UNI 2280/1/2/3/4 1.Sizes: DN15 to DN600 ... steel, stainless steel3.Standard: ANSI,JIS,DIN,BS4504,SABS1123,EN1092,UNI,GOST12820-804.Types: plate, slip on, welding neck, blind ... per year9.Delivery: usually within one month after receiving the formal order10.Inspection: factory in-house self check or ... 't hesitate to contact me for flange price uni steel flange blind