Lincoln Electric's Stainless Consumables Family

Blue Max® MIG 309L

MIG (GMAW) Wire

AWS: ER309, ER309L

Ideal for joining stainless steels together or to carbon or low alloy steels

DETAILS

Blue Max® MIG wire is designed to perform exceptionally at high wire feed speeds

Features

  • Used in welding similar alloys in cast or wrought form
  • Reduced carbon levels (0.03% max) offer increased resistance to inter-granular corrosion
  • Q2 Lot® - Certificate showing actual wire composition and calculated ferrite number (FN) available online

Typical Applications

  • General Fabrication
  • Joining dissimilar metals
  • Can be used at temperatures up to 700 degrees F

Welding Positions

  • All

Shielding Gas

  • 98% Ar/ 2% O2

Service Information

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

CONFORMANCE

CONFORMANCES SPECIFICATION CLASSIFICATION
AWS AWS A5.9 ER309, ER309L
ABS AWS A5.9 ER309, ER309L
CWB CSA W48 ER309, ER309L
MIL MIL-E-19933E AMD1 MIL-309

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

WIRE COMPOSITION

Classification %C %Cr %Cu %Mn %Mo %N %Nb %Ni %P %S %Si Ferrite Number (Delong ©) Ferrite Number (WRC-1992 ©)
ER309 Requirement 0.12 max. 23.0 - 25.0 0.75 max. 1.0 - 2.5 0.75 max. 12.0 - 14.0 0.03 max. 0.03 max. 0.30 - 0.65
ER309L Requirement 0.03 max. 23.0 - 25.0 0.75 max. 1.0 - 2.5 0.75 max. 12.0 - 14.0 0.03 max. 0.03 max. 0.30 - 0.65
Typical Result 0.01-0.02 23.5 0.05-0.08 1.6 0.03-0.04 0.05-0.06 0.00 max. 13.4-13.6 0.02 0.01 0.35-0.42 13 11

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

See test result disclaimer

TYPICAL OPERATING PROCEDURES

Diameter Shielding Gas Voltage
volts
Approx. Current
amps
0.035 in (0.9 mm) 98% Ar / 2% O2 26-29 160-210
0.045 in (1.1 mm) 98% Ar / 2% O2 28-32 180-250
1/16 in (1.6 mm) 98% Ar / 2% O2 29-33 200-280