| Customization: | Available |
|---|---|
| Classification: | Low Expansion Alloy |
| Density: | 8.1 |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
| brand | Chemical composition | ||||||||
| Ni | Mn | Co | Cu | Fe | C | P | Si | S | |
| ≤ | |||||||||
| Snper-Invar | 31.5~33.0 | 0.20~0.60 | 3.2~4.2 | 0.4~0~0.80 | Bal | 0.05 | 0.02 | 0.02 | 0.02 |
| Typical expansion character(10 -6 / ºC ) | ||||||||||
| Temperature range | 20~60 | 20~50 | 20~100 | 20~150 | 20~200 | 20~250 | 20~300 | 20~400 | 20~500 | 20~600 |
| Expansion coefficient | -0.90 | 0.5 | 0.9 | 1.4 | 2.0 | 3.2 | 4.9 | 7.7 | 9.6 | 10.8 |
| Varieties | Steel type Specifications mm |
Precision alloy |
Resistance Alloys for electrical heating | Super alloy | Welding wire | Corrosion resistant alloy |
|
| Rods | hot rolling rods | Φ8~38mm | available | available | available | ||
| Cold-drawn rods | ≤50mm | available | available | available | |||
| Forged rods | Φ38~350mm | available | available | available | |||
| Wires | Round wires | Φ0.3~8mm | available | available | available | available | available |
| Non-circle wires | Negotiation | available | available | available | |||
| Strips | Cold rolling | 0.15~4×200mm | available | available | available | available | |
| Hot rolling | 4~22×200mm | available | available | available | available | ||
| Plates | Cold rolling | 0.5~4×1000×2000mm | available | available | available | ||
| Hot rolling | 4~22×1000×2000mm | available | available | available | |||
| tubes | Φ4~63×0.5~5mm | available | available | ||||
| Executive standard: GB, GJB, HB, YB, ASTM, AMSE, negotiation and so on. | |||||||


