J501Fe18
Description:
J422CrCu is titanium calcium type weathering steel electrode. AC and DC dual-use, can be all-position welding. Has excellent welding process performance and good mechanical properties; arc stability, re-arc easy; deposited metal has good resistance to atmospheric corrosion.
use:
Dedicated to welding 12MnCrCu and other weathering steel structure.
Deposited metal chemical composition (%)
| C | Mn | Si | S | P | Cr | Cu |
guarantee value | - | 0.30 ~ 0.90 | ≤0.40 | ≤0.030 | ≤0.035 | 0.30 ~ 0.80 | 0.20 ~ 0.50 |
Example value | 0.067 | 0.45 | 0.20 | 0.015 | 0.020 | 0.50 | 0.35 |
Deposited metal mechanical properties (welded)
Pilot projects | Rm (N / mm 2 ) | ReL / Rp 0.2 (N / mm 2 ) | A (%) | KV 2 (J) |
-20 ° C |
guarantee value | ≥420 | ≥330 | ≥22 | ≥27 |
Example value | 520 | 430 | 25 | 90 |
X-ray inspection:
Ⅱ level
Reference current (AC, DC)
Electrode diameter (mm) | φ2.5 | φ3.2 | φ4.0 | φ5.0 |
Welding current (A) | 60 ~ 100 | 80 ~ 130 | 140 ~ 200 | 180 ~ 240 |
related articles
The number of clicks:Update time:2017/12/27 16:22:24【print this page】