|Designation GOST Cyrillic||03Х21Н25М5ДБ|
|Designation GOST Latin||03X21H25M5DB|
|By chemical elements||03Cr21Н25Mo5CuNb|
03Х21Н25М5ДБ steel is used: for the production of welded structures and parts of equipment operating in corrosive environments contaminated with chlorides and fluorides at pH=1 and the operating temperature up to +80 °C, in the environment of nitric and phosphoric acids at a temperature of +95 °C.
High-alloyed corrosion-resistant austenitic steel.