English Pressure vessels and special items WPI srl is focused on the fabrication of pressure vessels and any other welded fabrication such as tanks, towers, crystallizer, filters, agitators, in the following materials: Titanium Nickel Alloys Duplex, Superduplex 904L, 254 SMO Austenitic and Superaustenitic stainless steels Our welding procedures (WPS) have been approved by: DNV, RINA, TUV. Our welding operators have been qualified according to: ASME IX, EN1418, EN9606-4, EN287-1 Products can be supplied according to: ASTM, ASME, EN, PED, DNV, NACE, NORSOK. Applications: Oil & Gas, Pulp & Paper, Chemical, Petrochemical, Water treatment, Fume treatment, Mining, Shipbuilding, Power generation.

English Material list Materials Trademark UNS Werkst. Nr. Density (g/cm3) Titanium Titanium Gr. 1 R50250 3.7025 4,51 Titanium Gr. 2 R50400 3.7035 4,51 Titanium Gr. 3 R50550 3.7055 4,51 Titanium Gr. 4 R50700 3.7065 4,51 Titanium Gr. 5 R56400 3.7165 4,51 Titanium Gr. 7 R52400 3.7235 4,51 Titanium Gr. 9 R56320 3.7195 4,51 Titanium Gr. 12 R53400 3.7114 4,51