It is increasingly necessary in the industry to eliminate maintenance costs arising from using fluids or conditions incompatible with the metals normally used in the standard manufacture. At STV VALVE we have specialized in making paint finishes and special coatings following the requirements that our customers can specify, whether by external, internal corrosion or high temperature. We also can apply special materials refill : 13 % Chrome – stellite – Hastelloy – Inconel and all type of alloys