China Welding Flux for Steel Structure Hj260, Soldering Flux, Welding Materials, Find details about China Welding Flux, Saw Flux from Welding Flux for Steel Structure Hj260, Soldering Flux, Welding Materials
SiO2 | Al2O3+TiO2 | MnO+Fe | CaO+MgO | CaF2 | S | P |
28-38 | 19-25 | 3-8 | 20-25 | 20-25 | ≤0.040 | ≤0.040 |
WIRE | C | Mn | Si | S | P | Cr | Ni | Nb |
H308 | ≤0.08 | 0.50-2.50 | ≤1.0 | ≤0.03 | ≤0.04 | 18.0-21.0 | 9.0-11.0 | _ |
H347 | ≤0.08 | 0.50-2.50 | ≤1.0 | ≤0.03 | ≤0.04 | 18.0-21.0 | _ | 8×C-1.0 |
WIRE | Tensile strength | Elongation |
Rm/MPa | A(%) | |
F308-H0Cr21Ni10 | ≥520 | ≥30 |
F347-H0Cr21Ni10Nb | ≥520 | ≥25 |