Alloy 420 description:
Key Features:
Used for surfacing applications that call for superior resistance to abrasion.
Similar to the Oxford Alloy ER410, except for the higher carbon content.
Requires preheat and interpass temperatures of not less than 400°F, followed by slow cooling.
Conformances:
AWS/ASME Spec 5.9
AWS Class ER420
UNS S42080