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Marsh Nickel Alloy is a leading manufacturer of high quality nickel alloy in Canberra, Australia. We specialize in a wide range of products, providing durable and reliable solutions for projects requiring exceptional raw materials. Our product line includes Permalloy Round Bars, which are known for their excellent magnetic properties and versatility. We are committed to providing high quality, accuracy and customer satisfaction to meet technical requirements, ensuring timely delivery and competitive pricing for all our customers.
Marsh Nickel Alloys is a reputable manufacturer and supplier located in Canberra, Australia, focusing on top-notch **Permalloy round bars**. With a strong reputation for precision manufacturing and rigorous quality control, Marsh Nickel Alloys provides Permalloy bars specifically designed to meet the high standards of industries like electronics, aerospace, and telecommunications. Their expertise in working with this nickel-iron magnetic alloy guarantees consistent material properties and dependable performance for critical applications throughout Canberra and beyond.
| Standards : | — |
| Thickness : | Range from .008″ to .0125″ |
| Hardness : | Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc. |
| Form : | Round Bar, Wire |
| Tungsten Grades | HA 190 / HA 1925 / HA 195 / HE 390 / HE 3925 / HE 395 / HE 397 |
| C | P | S | Mn | Si | Ni | Cr | Co | Mo | Cu | Fe | |
| 1J46 | ≤0.03 | ≤0.02 | ≤0.02 | 0.6-1.1 | 0.15-0.30 | 45-46.5 | – | – | – | ≤0.2 | Balance |
| 1J50 | ≤0.03 | ≤0.02 | ≤0.02 | 0.3-0.6 | 0.15-0.30 | 49-50.5 | – | – | – | ≤0.2 | Balance |
| 1J79 | ≤0.03 | ≤0.02 | ≤0.02 | 0.6-1.1 | 0.30-0.50 | 78.5-81.5 | – | – | 3.8-4.1 | ≤0.2 | Balance |
| 1J85 | ≤0.03 | ≤0.02 | ≤0.02 | 0.3-0.6 | 0.15-0.30 | 79-81 | – | – | 4.8-5.2 | ≤0.2 | Balance |
| Grade | Resisitivity (μΩ•m) | Desinty (g/cm3) | CuriePoint℃ | HighSaturatedmagneto-strictioncoefficient λθ/10-6 | Brinellhardness HBS | σbTensile Strength MPa | σsYieldStrength MPa | Elongation (%)δ | ||||
| unan- nealed | an- nealed | unan- nealed | an- nealed | unan- nealed | an- nealed | unan- nealed | an- nealed | |||||
| 1J46 | 0.45 | 8.2 | 400 | 25 | 170 | 130 | 735 | 735 | 3 | |||
| 1J50 | 0.45 | 8.2 | 500 | 25 | 170 | 130 | 785 | 450 | 685 | 150 | 3 | 37 |
| 1J79 | 0.55 | 8.6 | 450 | 2 | 210 | 120 | 1030 | 560 | 980 | 150 | 3 | 50 |
| 1J85 | 0.56 | 8.75 | 400 | 0.5 | – | – | – | – | – | – | – | – |
**Permalloy** is a nickel-iron alloy that typically consists of about **80% nickel and 20% iron**, often with small amounts of other elements added to boost its magnetic properties. It’s well-known for its **high magnetic permeability**, low coercivity, and outstanding magnetic shielding capabilities. Additionally, it boasts good ductility and moderate tensile strength, making it ideal for machining and forming into precise components.
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Permalloy round bars find extensive use in **magnetic shielding**, **transformer cores**, **inductors**, **magnetometers**, and **high-frequency magnetic circuits**. Their exceptional magnetic properties are crucial for applications that demand minimal energy loss and efficient magnetic flux conduction. Marsh Nickel Alloys provides Permalloy round bars that adhere to the stringent standards of Canberra’s advanced electronics and industrial sectors.
