Classification: S A AR/AB 1 76 AC H5 (Flux EN ISO 14174)
Submerged arc flux · Lincoln Electric
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Key features
- Recommended for high speed fillet weld
- Excellent slag detachability
- Available in standard and fine grain size
Standards and classifications
| Flux EN ISO 14174 | S A AR/AB 1 76 AC H5 |
|---|---|
| Classification | Flux/wire EN ISO 14171-A: MR EN ISO 14171-A: TR AWS A5.17 / A5.23 782 / L-60 S 42 0 AR/AB S1 S 4T A AR/AB S1 782 / LNS 135 S 4T 0 AR/AB S2 F7AZ-EM12 782 / L-61 S 46 0 AR/AB S2Si S 4T 0 AR/AB S2Si F7AZ-EM12K 782 / L-50M S 46 0 AR/AB S3Si S 4T 2 AR/AB S3Si 782 / LNS 140A S 4T 2 AR/AB S2Mo |
Chemical composition
- (WEIGHT %), TYPICAL, ALL WELD METAL
- Wire grade C Mn Si P S Mo
- L-60 0.07 1.0 0.6 <0.03 <0.025
- LNS 135 0.07 1.15 0.7 <0.03 <0.025
- L-61 0.07 1.15 0.8 <0.03 <0.025
- L-50M (LNS 133U) 0.06 1.7 1.0 <0.03 <0.025
- LNS 140A (L-70) 0.07 1.2 0.7 <0.03 <0.025 0.4
Mechanical properties
- , TYPICAL, ALL WELD METAL
- Wire grade Condition* Yield strength
- (MPa)
- Tensile strength
- (MPa)
- Impact ISO-V (J)
- 0°C -20°C
- L-60 TR >420 >520 45
- LNS 135 TR >420 >520 55
- L-61 TR >420 >520 60
- L-50M (LNS 133U) TR >460 >550 65 50
- LNS 140A (L-70) TR >460 >600 70 50
- * MR = Multi-Run; TR = Two-Run
Flux characteristics
| Current type | DC/AC |
|---|---|
| Basicity (Boniszewski) | 0.4 |
| Solidification speed | High |
| Density (kg/dm³) | 1.4 |
| Grain size (EN ISO 14174) | 782: 1-20 / 782-FG: 1-16 |
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