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Leader in the heat treatments of heat exchangers; stress relieving and PWHT without residual stresses.
Post Weld Heat Treatment (PWHT - stress relieving) on a pressure vessel.
Austenitic stainless steel
Solution annealing stabilization, stress relieving on AISI 304, 316, 321, 347, Duplex.
Solution annealing and annealing of nickel and nickel alloys.
Normalization and tempering
Normalization and tempering of low-alloy and alloy steels (P91, P92, P22, P11, F22, F11).
Coating items for plants
Abrasive blasting and painting of items for energy, oil&gas and chemical companies.
PWHT of low alloys steels assuring the uniform tempering of the welds.
To avoid hydrogen embrittlement and HIC (hydrogen cracking).
Titanium and zirconium
Annealing, stress relieving of titanium and oxidation heat treatment of zirconium.
Drying of refractory, heat exchanger
Dry-out heat treatments of refractory linings and drying of the heat exchangers after hydraulic tests.