TEDDI STEEL
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Model: LS-A512 | Type: Stainless Steel Electrode
A512 is a high-performance stainless steel electrode suitable for both AC and DC operations. It features excellent red-resistance, a stable arc, minimal spatter, and beautiful bead appearance for all-position welding.
| Typical Deposited Metal Composition (wt.%) | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Element | C | Mn | Si | S | P | Cr | Ni | Mo | Cu |
| Standard | ≤0.10 | 0.5-2.5 | ≤0.60 | ≤0.030 | ≤0.030 | 14.5-16.5 | 7.5-9.5 | 1.0-2.0 | ≤0.75 |
| Example | 0.06 | 1.64 | 0.52 | 0.012 | 0.025 | 15.61 | 8.6 | 1.57 | 0.036 |
| Mechanical Properties | ||
|---|---|---|
| Item | Tensile Strength Rm (MPa) | Elongation A (%) |
| Standard Value | ≥520 | ≥25 |
| Example | 610 | 28 |
* X-Ray Inspection Requirement: Level 1
| Electrode Diameter (mm) | 2.5 | 3.2 | 4.0 | 5.0 |
| Flat Position (A) | 60 - 80 | 90 - 110 | 120 - 160 | 150 - 200 |
| Vertical/Overhead (A) | 50 - 70 | 80 - 100 | 100 - 150 | - |
1. Baking: Electrodes must be baked at 350°C for 1 hour prior to use.
2. Preparation: Ensure the weldment is free from rust, oil, moisture, and contaminants.
3. Operation: Maintain a small current and short arc during the welding process.
