Description
AWS: SFA
EN ISO CODE:
D&H 4130(AA) is a specially designed electrode to match the heat-treating & color matching properties of SAE 4130 and 8630 materials. The electrode shows very good features quiet and stable arc, less spatter loss and good bead appearance.
Approvals
TYPICAL CHEMICAL COMPOSITION OF ALL WELD METAL:
| Element | C | Mn | Si | P | S | Cr | Ni | Mo | V |
|---|---|---|---|---|---|---|---|---|---|
| Range | 0.15-0.25 | 1.20-1.40 | 0.55 Max | 0.03 Max | 0.03 Max | 0.30-0.60 | 1.20-1.40 | 0.15-0.30 | 0.05 Max |
TYPICAL MECHANICAL PROPERTIES OF ALL WELD METAL:
| Ā | UTS (MPa) | YS (MPa) | % El (L=4d) | %RA |
|---|---|---|---|---|
| WQ:870oC&T:620oC/1hr | 860 | 750 | 18 | 34 |
| WQ:870oC&T:510oC/1hr | 1030 | 900 | 16 | 32 |
| As Welded | 1050 | 915 | 16 | - |
WQ: Water Quenched, OQ: Oil Quenched, T: Tempered
CURRENT & PACKING DATA: DC (+)
| Size (mm) Dia x Length | 5 x 450 | 4 x 350 | 3.15 x 350 | 2.5 x 350 |
|---|---|---|---|---|
| Current Range (Amps) | 200-240 | 150-180 | 100-130 | 70-100 |
| Quantity (kgs/Carton) HDPE | 35 | 55 | 75 | 125 |
PRECAUTIONS:
1. Use short arc and stringer bead.
2. Re-dry the electrodes at 250-300oC for one hour.
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