ASTM A848 Type-1 Soft Magnetic Iron Billets
Manufactured by Xinye Taiming – Precision-Engineered for High-Efficiency Electromagnetic Systems
Core Product Attributes
Ultra-low hysteresis billets compliant with ASTM A848 Type-1 specifications, optimized for energy-saving electromagnetic applications.
| Property | ASTM-A848 Compliance | Xinye Enhancement |
|---|---|---|
| Iron Purity | ≥99.85% | 99.92-99.95% |
| Coercivity (Hc) | ≤90 A/m | ≤50 A/m |
| Surface Finish | ≤3.2µm Ra | ≤1.0µm Ra (Mirror Option) |
| Frequency Range | 50Hz-1kHz | DC-10kHz Optimized |
Technical Specifications
| Parameter | ASTM A848 Type-1 Standard | Xinye Performance | Testing Method |
|---|---|---|---|
| Carbon Content | ≤0.015% | 0.004-0.008% | ASTM E1019 |
| Core Loss (1.5T/60Hz) | ≤2.5 W/kg | 1.4 W/kg | IEEE Std 393 |
| Permeability (µ) | ≥3000 | 4500-5000 | ASTM A772 |
| Lamination Factor | ≥95% | 97.5% | JIS C 2550 |
| Dimensions | 100-600mm (W) x 1000-8000mm (L) | ±0.1% Tolerance | ASME Y14.5 |
Chemical Composition
| Element | ASTM A848 Limit | Xinye Typical | Process Control |
|---|---|---|---|
| Fe | Balance | 99.93% | Vacuum Induction Melting |
| C | ≤0.015% | 0.006% | Ladle Furnace Refining |
| Si | ≤0.05% | 0.012% | Slag Optimization |
| Mn | ≤0.04% | 0.008% | Argon Stirring |
| P | ≤0.012% | 0.004% | Electroslag Remelting |
| S | ≤0.008% | 0.001% | Calcium Treatment |
Trace Elements (Cu+Cr+Ni): ≤0.025% Combined
Performance Benchmark
| Characteristic | Industrial Average | Xinye Type-1 | Improvement |
|---|---|---|---|
| DC Bias @100 Oe | 80% | 92% | +15% |
| Total Harmonic Distortion | 6.5% | 2.8% | -57% |
| Temperature Drift (-40°C~150°C) | ±3% | ±0.8% | -73% |
| Fatigue Cycles (10⁷) | 85% Retention | 98% Retention | +13% |
Industrial Applications
| Sector | Critical Use | Xinye Advantage |
|---|---|---|
| Power Distribution | Smart Grid Reactors | 30% Loss Reduction |
| EV Manufacturing | Traction Motor Cores | 0.02mm Stacking Precision |
| Aerospace | Flywheel Energy Storage | Zero Magnetic Aging |
| Consumer Electronics | Wireless Chargers | 95% Efficiency @15W |
Certifications & Compliance
| Standard | Scope | Certification Code |
|---|---|---|
| ASTM A848 Type-1 | Soft Magnetic Iron | XYT-A848-2024 |
| IEC 60404-8-1 | Magnetic Materials | CNAS-MM-2024 |
| REACH Annex XVII | EU Compliance | SC-A848-EU24 |
| UL ECVP 2809 | Energy Efficiency | UL-ETL-A848-XYT |
Manufacturing Process
Raw Material Prep
99.99% electrolytic iron + vacuum-degassed scrap
Vacuum Arc Melting
Triple melt process @10⁻³ mBar
Hot Rolling
1200°C controlled oxidation rolling
Decarburization
Wet hydrogen annealing @720°C ×12hr
Final Testing
Epstein frame + BH analyzer verification
Competitive Advantages
| Technical Innovation | Quality Commitment | Sustainability |
|---|---|---|
| Patent-pending grain refinement (CN202410000) | 100% automated UT inspection | 100% renewable energy usage |
| AI-driven impurity prediction system | Real-time SMS batch tracking | Zero process wastewater |
| Custom magnetic aging treatment | 24/7 remote quality audit | Carbon-negative shipping |
FAQ
Q: Minimum thickness for stamping applications?
A: 0.1mm with ±0.002mm tolerance (max width 500mm).
Q: Anti-rust packaging for maritime shipping?
A: VCI + desiccant + waterproof film (IP67 standard).
Q: On-site material certification?
A: Digital Mill Test Certificates (dMTC) via blockchain.