Melt the deposited metal chemical composition:(%)
C | Mn | Si | S | P |
≤0.12 | ≤1.60 | 0.75 | ≤0.035 | ≤0.040 |
Melt the deposited metal mechanics performance:
σb(MPa) | σs(MPa) | δ5(%) | AKV(J) -20°C | Butt weld joints are, inflection D=3t 1200 |
490~655 | ≥400 | ≥22 | ≥47 |
Melt the deposited metal content of diffusion:≤8.0mL/100g(Glycerin method)
X ray radiographic inspection:I grade.
Reference current:
diameter(mm) | 2.5 | 3.2 | 4.0 | 5.0 |
Flat welding current(A) | 90~120 | 120~150 | 170~200 | 210~250 |
Stand welding current (A) | 55~90 | 90~120 | 130~170 |
Grade:
country | CCS | LR | ABS | GL | DNV |
grade | 3YH10 | 3YH15 | 3YH10 | 3YH10 | 3YH15 |