Nicrofer 3620 Nb – alloy 20

Chun & Vollerin - Corrosion resistant alloys: alloy 20, 718, 926, 617, 201, 400, K-500, C-276, 825, 625, 59, C-22, 31, 28

Chun & Vollerin - Corrosion resistant alloys: alloy 20

Nicrofer 3620 Nb - alloy 20

MATERIAL DESCRIPTION, MAIN CHARACTERISTICS
The alloy 20 is a niobium-stabilised nickel-iron-chromium alloy with molybdenum and copper additions. It has an excellent resistance to stress-corrosion cracking and a good resistance to dilute sulfuric acid, even at high temperature.

FABRICATION CHARACTERISTICS
Formability: good
Weldability: satisfactory

APPLICAZIONI TIPICHE
Produzione e trattamento di acido solforico e fosforico. Scambiatori di calore nelle raffinerie. Produzione di acido fluoridrico.
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