HOT WORK CREEP STEELS ARE STEELS THAT HAVE TO RESIST PLASTIC DEFORMATION OVER TIME AT HIGH TEMPERATURES (FROM 350° TO 700°C). THESE STEELS ARE EMPLOYED FOR THE CONSTRUCTION OF VALVES, FLANGES, TIE RODS, TUBES, PLATES ETC. FOR THE CHEMICAL INDUSTRY, PETROCHEMICAL INDUSTRY, THERMAL AND NUCLEAR POWER PLANTS, OVERHEATED STEAM CONVEYORS, ROTORS AND PIPINGS THAT TRANSPORT HOT FLUIDS UNDER PRESSURE. THE SPECIFIC EMPLOYMENTS OF THESE STEELS REQUIRE AN ELEVATED WELDABILITY, FOR THIS REASON THEY ALL HAVE A LOW CARBON CONTENT (MAX. 0,20%).
WE CAN PROVIDE FORGED PARTS WITH SPECIFIC DESIGN UP TO 1000 KG OF WEIGHT WITH MAXIMUM Ø 700 MM.
HOT WORK CREEP STEELS (ASTM A182)
QUALITY | SURFACE | DIAMETER (mm) |
---|---|---|
F11 standardised, stress relieved / annealed | rolled | 30-200 |
F12 standardised, stress relieved / annealed | rolled | 30-200 |
F22 class 3 standardised, stress relieved / annealed | rolled | 60-200 |
F5 standardised, stress relieved / annealed | rolled | 30-200 |
F9 standardised, stress relieved / annealed |
rolled forged turned |
30-220 250-400 |
F91 standardised, stress relieved / annealed |
rolled forged turned |
70-220 250-400 |