Tratament de detensionare a sudurii (Welding relief treatment) (4) Tratament de detensionare a sudurii (Welding relief treatment) (1) Tratment normalizare (Normalizing treatment) (2) Tratament de detensionare a sudurii (Welding relief treatment) (3) Tratment normalizare (Normalizing treatment) (1) Tratament de detensionare a sudurii (Welding relief treatment) (5) Tratament de detensionare a sudurii (Welding relief treatment) (2)
