BC-ER49-1
Product Application
● Shipbuilding
● Petrochemical industry
● Nuclear energy
● High pressure equipment pipeline
Characteristics and advantages
● Excellent plasticity, toughness, and crack resistance
● Better low-temperature impact toughness
● The weld seam has a beautiful appearance and good welding performance at all positions
● Cooperate with 100% Ar as protective gas
Compliant with standards
● GB/T 8110: ER49-1
● AWS A5.18: ER70S-G
Chemical composition of deposited metal
| C | Mn | Si | S | P | |
| Standard value | ≤0.11 | 1.8-2.1 | 0.65-0.95 | ≤0.03 | ≤0.03 |
| Example value | 0.083 | 1.94 | 0.78 | 0.011 | 0.013 |
Mechanical properties of deposited metal
| Tensile strength Rm（MPa） | Yield strength ReL (MPa) | Elongation after fracture A（%） | CVN Impact toughness （J)Room temperature | |||||
| Standard value | ≥490 | ≥372 | ≥20 | ≥47 | ||||
| Example value | 560 | 460 | 30 | 280 | ||||
