DETAILS
BLUE MAX® 320LR MIG has excellent corrosion resistance making it ideal for high heat applications such as process piping, heat exchangers, chemical processing, and others.
Features
- Q2 Lot® - Certified Material Test Report showing actual wire composition and Country of Origin of each lot is available online in the Certificate Center
- Proprietary surface lubricant for steady feeding and arc stability leading to exceptional performance at high wire feed speeds
- LR contains low residual elements for better resistance to hot cracking
- Excellent corrosion resistance
Typical Applications
- Process Piping
- Heat Exchangers and Chemical processing
- Agitators and rotors
- Metal cleaning and pickling industries
- Typically used for welding Alloy 20 base materials and materials in similar composition
Welding Positions
- All
Shielding Gas
- 98% Ar / 2% O₂
Disclaimers
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 | ER320LR |
| CWB | CSA W48 | ER320LR |
WIRE COMPOSITION
| Classification | %C | %Cr | %Cu | %Mn | %Mo | %N | %Nb | %Ni | %P | %S | %Si |
|---|---|---|---|---|---|---|---|---|---|---|---|
| ER320LR Requirement | 0.025 max. | 19.0 - 21.0 | 3.0 - 4.0 | 1.5 - 2.0 | 2.0 - 3.0 | 8xC - 0.40 * | 32.0 - 36.0 | 0.015 max. | 0.02 max. | 0.15 max. | |
| Typical Result | 0.004-0.010 | 19.7-20.1 | 3.3-3.4 | 1.8 | 2.4 | 0.01-0.02 | 0.18-0.30 | 32.8-33.1 | 0.007-0.008 | 0.003 max. | 0.05-0.12 |
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 |