AK-EF2
Standard：
EN ISO 26304-B:S 62A 2 FB SUN1M3
AWS A5.23 F9A0-EF2
GB/T 36034 S 62A 2 FB-SUN1M3
Description: EF2 is a high-quality high-strength low-temperature submerged arc welding wire. With the corresponding flux, the deposited metal has excellent low temperature impact toughness.
Application: With flux (such as SJ101, etc.), it can be used for welding of structures such as offshore platforms, port machinery, lifting and transportation equipment, vehicles, and petrochemicals.
Typical Chemical Composition(%):
C：0.17 Si：0.80 Mn：1.25-2.25 S: ≤0.030 P：≤0.030 Ni: 0.40-0.80 Mo: 0.40-0.65
Typical Mechanical Properties(%):
Tensile strength (MPa) : 620-760
Yield Stress (MPa) : ≥540
Elongation (%) : ≥20J
Impact values (J) : ≥27J/-40℃
