Alloy EB3 SAW description:
Key Features:
A 2-1/2 Cr / 1 Mo wire for submerged arc welding applications of steels with similar chemical composition.
A preheat and interpass temperature of not less than 350°F should be maintained during welding.
Sometimes referred to as 521.
Conformances:
AWS/ASME Spec 5.23
AWS Class EB3
UNS K31115