Copper Coated Welding Rod For Welding 1.25Cr-0.5Mo Steels Subjected To Service At Elevated Temperatures
TGN-80B2
CLASSIFICATION
AWS A5.28 ER80S-B2
PRODUCT DESCRIPTION
Copper coated welding rod alloyed with Cr and Mo, for welding creep resisting steels subjected to service at elevated temperature up to 550 ºC.
WELDING FEATURES OF THE ELECTRODE
It provides good weldability with better fusion in root pass welding of pipes, excellent arc stability and low spatters.
APPLICATIONS AND MATERIALS TO BE WELDED
Typical applications include heat exchangers, piping and pressure vessels in chemical and petrochemical industry. PLATES TO : BS1501: Part 2 Grades 620 and 621 ASTM A387 (pressure vessels) Grades 11 and 12. FORGINGS TO : BS 1503 Grade 620 and 621 CASTINGS TO : BS 1504 Grade 620 and BS3100 Grade B2. ASTM A217 WC6, WC11 PIPES TO : BS3604 Grades 620 and 621. ASTM A335 Grades P11 and P12. ASTM A155 Grades ½Cr and 1¼Cr. A182F11 and F12. TUBES TO : BS3059 Grade 620, ASTM A199, A200 & A213 Grades T11 & T12.
HEAT AND CREEP RESISTANCE UP TO 550ºC WHEN WELDING. PRE-HEAT & INTERPASS TEMPERATURES 160ºC MIN AND UP TO 250ºC FOR THICK SECTIONS
OTHER DATA
Use 100% Argon as shielding gas
