... EN, and customers' drawings for special use; Material Carbon steel, alloy steel, stainless steelPressure RatingsClass 150, 300, 600, 900, 1500 ... , PN16, PN25, PN40 and PN64Applications rangesuch as oil industry, chemical industry, water conservancy, electric power, boiler, machinery, metallurgy, ... customers requirement Delivery timeWithin 20 working days Various of sizes Stainless steel forged flange