BC-J427(E4315）
Product Application
● Welding of important carbon steel and low-alloy steel
● Welding of general structures, ships, bridges, pressure vessels, steel pipes, etc
Characteristics and advantages
● J427 is a non alloy steel welding rod with an alkaline coating type
● Stable arc, aesthetically pleasing shape, easy slag removal, and minimal splashing
● Weld metal has excellent mechanical and crack resistance properties
● Used for all position welding
Compliant with standards
● GB/T 5117 E4315
● ISO 2560-B-E4315 A
Chemical composition of deposited metal
| C | Mn | Si | P | S | Cr | Mo | V | Ni | |
| Standard Value | ≤0.2 | ≤1.2 | ≤1.0 | ≤0.04 | ≤0.035 | ≤0.2 | ≤0.3 | ≤0.08 | ≤0.3 |
| Example value | 0.076 | 0.87 | 0.4 | 0.02 | 0.01 | 0.035 | 0.002 | 0.01 | 0.013 |
Mechanical properties of deposited metal
| Tensile Strength Rm（MPa） | Yield Strength ReL (MPa) | Elongation after fracture A（%） | -30℃Impact Energy KV2（J) | |||||
| Standard Value | ≥430 | ≥330 | ≥20 | ≥27 | ||||
| Example value | 520 | 420 | 32 | 160 | ||||
