


| Sizes (mm) | Standard | Welding Position View(+) |
Shielding gas | Polarity | |
|---|---|---|---|---|---|
| 3.2~6.0 | KS D 7035 JIS Z 3251 |
DF2B-450-B DF2B-450-B |
F, HF | - | AC/DC(+) |
| Typical chemical composition all-weld metal (%) | ||||||||
|---|---|---|---|---|---|---|---|---|
| C | Si | Mn | P | S | Cr | Ni | Mo | Remark |
| 0.38 | 0.84 | 1.56 | 0.014 | 0.011 | 2.52 | 0.02 | 0.03 | - |
| Typical mechanical properties of all-weld metal | |||||
|---|---|---|---|---|---|
| Y.S (MPa) | T.S (MPa) | EI. (%) | Hardness (HV) | IV (J) | PWHT |
| - | - | - | 450 | - | - |