J422Fe
Description:
J501Fe18 is a titanium powder coating of high efficiency carbon steel electrode. Deposit efficiency of up to 180%. AC and DC, suitable for ship welding, welding, welding. Stable arc, small splash, easy slag removal, beautiful weld appearance.
use:
For the welding of carbon steel and low alloy structure, such as A, B, D grade steel, 16Mn and other ships, locomotives and boilers and other structures welding
Deposited metal chemical composition (%)
| C | Mn | Si | S | P | Ni | Cr | Mo | V |
guarantee value | ≤0.15 | ≤ 1.25 | ≤ 0.90 | ≤0.035 | ≤0.035 | ≤0.30 | ≤0.20 | ≤0.30 | ≤0.08 |
Example value | 0.081 | 0.90 | 0.48 | 0.010 | 0.023 | 0.032 | 0.030 | 0.005 | 0.014 |
Deposited metal mechanical properties
Pilot projects | Rm (N / mm 2 ) | ReL (N / mm 2 ) | A (%) | KV 2 (J) |
0 ° C |
guarantee value | ≥490 | ≥400 | ≥16 | ≥47 |
Example value | 540 | 465 | 29 | 79 |
X-ray inspection:
Ⅱ level
Reference current (AC, DC)
Electrode diameter (mm) | φ2.5 | φ3.2 | φ4.0 | φ5.0 |
Welding current (A) | 90 ~ 130 | 130 ~ 160 | 140 ~ 200 | 160 ~ 220 |
Precautions:
⒈ welding before welding should be removed rust, oil, water and other impurities.
⒉ electrode storage time is too long, should be baked before 180 ~ 200 ℃ baking 1h.
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