Seamless cored wire
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Seamless cored wire
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Seamless cored wire
Description
Seamless solid-core pure calcium wire: manufactured through a specialized welding process that combines an outer steel tube, an intermediate protective coating, and an inner core of metallic calcium wire; used in steelmaking for deoxidation, desulfurization, and inclusion removal.
| Ingredients | Ca % | Calcium wire (g/m) | Strip thickness (mm) | Strip steel mass per unit length (g/m) | Core wire weight (g/m) | Wire diameter (mm) |
| Content | 97±1 | 52-58 | 1.0±0.2 | <300 | <360 | 9.0–9.5 |
| 97±1 | 52-60 | 1.5±0.1 | <410 | <470 | 10–10.5 |
Seamless calcium-iron wire: manufactured by high-frequency welding, with an outer steel strip encapsulating an inner core of calcium granules and iron powder.
Ingredients | Ca % | Core weight (g/m) | Strip steel (mm) | Wire diameter (mm) | |
Calcium granules | Core powder | ||||
Content | 95 | ≥75 | ≥210 | 1.0 ± 0.02 | 13±0.5 |
Seamless calcium-aluminum wire: constructed by wrapping a calcium wire with an inner layer of aluminum sheath and then high-frequency welding the outer layer with steel strip.
Ingredients | Ca % | Al% | Core weight (g/m) | Strip steel (mm) | Aluminum sheet (mm) | Wire diameter (mm) | |
Ca | All | ||||||
Content | 96 | 97 | ≥50 | ≥18 | 1.0-1.1 | 0.4-0.5 | 10–10.5 |
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