Invar 36 Nickel-Iron Alloy Wire with 0.05-2.0mm Diameter and Low Thermal Expansion Coefficient
Price:
USD18-20/KG
MOQ:
100KG
Delivery Time:
10-30 work days
Brand:
BLM
Product Description
Invar 36 Low Expansion Nickel-Iron Alloy Wire
Invar 36 (FeNi36/4J36) is a nickel-iron alloy renowned for its exceptionally low coefficient of thermal expansion, making it ideal for applications requiring high dimensional stability across temperature variations.
Key Applications
• Precision instruments and measurement devices
• Clock components and timing mechanisms
• Seismic creep gauges and surveying equipment
• Television shadow-mask frames
• Motor valves and automotive components
• Antimagnetic watch components
• First-order elevation leveling rods
• Clock components and timing mechanisms
• Seismic creep gauges and surveying equipment
• Television shadow-mask frames
• Motor valves and automotive components
• Antimagnetic watch components
• First-order elevation leveling rods
Chemical Composition
| Element | Minimum (%) | Maximum (%) |
|---|---|---|
| Nickel (Ni) | 35 | 37 |
| Chromium (Cr) | - | 0.2 |
| Carbon (C) | - | 0.03 |
| Manganese (Mn) | - | 0.35 |
| Silicon (Si) | - | 0.2 |
| Cobalt (Co) | - | 0.5 |
| Phosphorus (P) | - | 0.02 |
| Sulfur (S) | - | 0.01 |
| Iron (Fe) | Balance | |
Available Forms & Dimensions
Cold Rolled Strip
0.01-2.5mm thickness × 1-400mm width
Hot Rolled Flat Bar
2.5-20mm thickness × 5-400mm width
Hot Forging Bar
Φ12-400mm diameter × 1000mm length
Cold Pulling Wire
Φ0.05-2.0mm diameter × custom length
Cold Pulling Bar
Φ2.0-12mm diameter × custom length
Welding Recommendations
Compatible with oxyacetylene welding, electric arc welding, and other standard methods. For optimal results, use Argon arc welding with filler metals containing 0.5% to 1.5% titanium to minimize weld porosity and prevent cracking while maintaining the alloy's low expansion properties.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
BLOOM(suzhou) Materials Co.,Ltd
Location
B615, Future Fortune Building, No. 1 Wangxi Road, Zhangjiagang City, Jiangsu Province
Contact Person
Kara Liu