Cr 20.5-24.0, Mn 4.0-7.0, Ni 9.5-12.0, Si 0.90, N 0.10-0.30,
C 0.05, P 0.03, S 0.03, Cu 0.75, Mo 1.5-3.0, V 0.10-0.30
SPECIFICATION:
AWS 5.9 Class ER209 / ASME SFA 5.9 Class ER209
CLASSIFICATION:
ER209 / UNS S20980
DESCRIPTION / APPLICATION:
TYPICAL CHEMISTRY:
C | Cr | Ni | Mo | Mn | Si | P | S | N | Cu | V |
0.05 | 20.5 - 24.0 | 9.5 - 12.0 | 1.5 - 3.0 | 4.0 - 7.0 | 0.90 | 0.03 | 0.03 | 0.10 - 0.30 | 0.75 | 0.10 - 0.30 |
TYPICAL MECHANICAL PROPERTIES:
TENSILE STRENGTH | 101,500 PSI |
YIELD STRENGTH | 62,900 PSI |
ELONGATION MIN. | 36% |
IMPACT STRENGTH | 54.2 FT-LBS -4ºF |
AVAILABLE PACKAGING:
MIG 25 lbs. spool 0.030” Dia, 0.035” Dia, 0.045” Dia, 0.062” Dia
TIG 36” 10lbs. tubes 0.062” Dia, 0.078” Dia, 0.093” Dia, 0.125” Dia, 0.187” Dia
TYPICAL WELDING PARAMETERS FOR ER209 (NITRONIC® 50W) WIRE:
GMAW (SHORT CIRCUITING MODE):
WIRE DIA. | AMPERAGE | VOLTAGE | WIRE SPEED IN./MIN. | JOINT THICKNESS INCH | SHIELDING GAS |
0.030" 0.035" | 70 - 90 | 18 - 24 17 - 20 | 150 - 200 | 0.050 - 0.187 | 90He/7.5Ar/2.5Co2 69Ar/30He/1Co2 |
0.045” | 75 - 160 | 19 - 22 18 - 22 | 175 - 225 | 0.125 - 0.750 | 75Ar/25He 90He/7.5Ar/2.5Co2 69Ar/30He/1Co2 |