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Electrical Transformer Steel
Packaging & Delivery:
1. Delivery: within 10-15 days or considering the quantity
Transport: By bulk or Containers;
Supply ability: 200 metric tons/ month;
Payment terms L/C, T/T;
2. Packing: It can pack by container or bulk vessel.
Standard export seaworthy package, it use steel belt with bundle according product's size.
We can make it as your requirement.
| Electrical Steel Coil - Technical Specification Table | |
| Parameter / Category | Description & Common Specifications |
| Material Types | Non-Oriented (NO): Fully processed, semi-processed Grain-Oriented (GO): High permeability, domain refined Silicon Grades: 3.0% Si, 3.2% Si, 3.5% Si, 6.5% Si |
| Standard Specifications | ASTM A677: Non-Oriented Electrical Steel ASTM A876: Grain-Oriented Electrical Steel IEC 60404-8-4: Non-Oriented Electrical Steel Strip and Sheet IEC 60404-8-7: Grain-Oriented Electrical Steel Strip and Sheet JIS C2552: Cold-Rolled Electrical Steel Strip and Sheet |
| Surface Coating/Insulation | C2: Organic coating (non-oriented) C3: Inorganic coating (oriented) C4: Semi-organic coating C5: Superior insulation resistance C6: Laser scribed domain refined |
| Core Loss Grades | Non-Oriented: 35W250, 50W300, 65W400 (W/kg at 50Hz) Grain-Oriented: 23M4, 27M5, 30M6, 35M7 (W/kg at 1.5T/50Hz) High Permeability: 23P060, 27P080, 30P100, 35P120 |
| Thickness | Standard Range: 0.18mm, 0.23mm, 0.27mm, 0.30mm, 0.35mm, 0.50mm, 0.65mm Tolerance: Typically ±0.02mm to ±0.03mm |
| Width | Range: 600mm to 1300mm (24" to 51") Tolerance: Typically ±0.5mm to ±1.0mm Slitting: Available in custom widths |
| Coil Parameters | Inside Diameter (I.D.): 508mm (20"), 610mm (24") standard Outside Diameter (O.D.): Up to 1800mm (71") Coil Weight: 3-10 MT typical, up to 20 MT maximum |
| Magnetic Properties | Flux Density: 1.5T to 1.8T at 800 A/m Permeability: 1500 to 1900 (non-oriented), 1800-2000 (oriented) Hysteresis Loss: Varies by grade and thickness Eddy Current Loss: Reduced with thinner gauges |
| Mechanical Properties | Tensile Strength: 350-550 MPa Yield Strength: 280-450 MPa Elongation: 15-30% Hardness: 150-200 HV |
| Applications | Electric Motors: AC/DC motors, servo motors Transformers: Power transformers, distribution transformers Generators: Alternators, turbo generators Magnetic Shields: Electronic equipment shielding Reactors: Power electronics, inductors Rotating Machinery: Industrial drives, automotive components |
| Special Features | Low Core Loss: Optimized for energy efficiency High Permeability: Excellent magnetic response Surface Insulation: High interlamination resistance Punching Quality: Good blanking characteristics Stress Relief: Annealing capability for semi-processed grades Thermal Stability: Maintains properties at operating temperatures |
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