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URL Slug: /industrial-pure-iron-dt4-relay-coil
This industrial pure iron coil, grade DT4, is manufactured specifically for relay cores and armatures. Its high purity (≥99.5%) and consistent magnetic properties ensure reliable switching performance in automotive and industrial relays.
| Parameter | Value |
|---|---|
| Product | Industrial Pure Iron |
| Grade | DT4 |
| Thickness | 0.5mm–50mm |
| Width | 20mm–1500mm |
| Purity | ≥99.5% |
| Surface | Bright / Pickled |
| Standard | GB / ASTM / JIS |
Available in coil form for relay production, with flexibility in width and thickness to match specific relay core requirements.
High-purity iron (≥99.6% Fe) with uniform grain structure for optimal magnetic flux. Coil form provides high material utilization.
Used in relays, contactors, solenoids, and other electromagnetic switching devices requiring dependable magnetic response.
Yes, its high purity and consistent thickness make it ideal for stamping processes.
We can supply widths down to 20mm.
Please contact sales for weight specifications; we can customize based on your needs.
Yes, third-party inspection is available before shipment.
We accept T/T, L/C at sight, and mutually agreed terms.
For standard sizes, it typically takes 3-7 working days.
Request a quote today: mesco@mescogroup.com.cn or WhatsApp +86 151-3456-5556.



