Huona (Shanghai) New Material Co., Ltd.
| Specific Thermal Deflection (20-130°C) | 15.0 ± 5% × 10⁻⁶/°C |
| Payment Terms | T/T,L/C,Western Union |
| Max Operating Temperature | 300°C |
| Form Available | Strip, Coil, Sheet, Disc, Custom Stamped Parts |
| Density | 7.8 g/cm³ |
| Thickness Range | 0.10 mm - 2.00 mm |
| Resistivity (20°C) | 74 ± 5% μΩ·cm |
| Linear Temperature Range | -20°C to 200°C |
| High Expansion Layer | Mn-Ni-Cu Alloy (Mn72Ni10Cu18) |
| Delivery Time | 7-15 working days after order confirmation |
| Hardness (HV) | 260-330 (High Expansion Side) |
| Surface Condition | Bright / Polished / Pickled |
| Packaging Details | Wooden case or plywood pallet with moisture-proof wrapping, custom packaging available upon request |
| Low Expansion Layer | Ni36Fe Invar Alloy |
| Grade | TB 1574 |
| Width Range | 5 mm - 300 mm |
| Elastic Modulus (E) | ≥ 140 GPa |
| Supply Ability | 30000 Kilograms per Month |
| Place of Origin | Shanghai, China |
| Model Number | TB 1574 |
| Certification | ISO 9001:2015, RoHS |
| Brand Name | Huona |
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Product Specification
| Specific Thermal Deflection (20-130°C) | 15.0 ± 5% × 10⁻⁶/°C | Payment Terms | T/T,L/C,Western Union |
| Max Operating Temperature | 300°C | Form Available | Strip, Coil, Sheet, Disc, Custom Stamped Parts |
| Density | 7.8 g/cm³ | Thickness Range | 0.10 mm - 2.00 mm |
| Resistivity (20°C) | 74 ± 5% μΩ·cm | Linear Temperature Range | -20°C to 200°C |
| High Expansion Layer | Mn-Ni-Cu Alloy (Mn72Ni10Cu18) | Delivery Time | 7-15 working days after order confirmation |
| Hardness (HV) | 260-330 (High Expansion Side) | Surface Condition | Bright / Polished / Pickled |
| Packaging Details | Wooden case or plywood pallet with moisture-proof wrapping, custom packaging available upon request | Low Expansion Layer | Ni36Fe Invar Alloy |
| Grade | TB 1574 | Width Range | 5 mm - 300 mm |
| Elastic Modulus (E) | ≥ 140 GPa | Supply Ability | 30000 Kilograms per Month |
| Place of Origin | Shanghai, China | Model Number | TB 1574 |
| Certification | ISO 9001:2015, RoHS | Brand Name | Huona |
| High Light | General Purpose Bimetal Strip ，Circuit Breaker Thermal Bimetal ，Thermal Overload Relay Metal | ||
The TB 1574 thermostatic bimetal strip is Huona's flagship general-purpose grade, offering an optimal balance of thermal sensitivity, electrical resistivity, and mechanical strength. Composed of a high-expansion Mn-Ni-Cu alloy layer bonded to a Ni36Fe Invar low-expansion layer, this grade has become the industry standard for a broad spectrum of thermal actuation and protection applications. With decades of proven field reliability, TB 1574 is the go-to choice for high-volume circuit breaker and thermal relay manufacturers worldwide.
| Grade | TB 1574 |
|---|---|
| Specific Thermal Deflection (20-130°C) | 15.0 ± 5% × 10⁻⁶/°C |
| Resistivity (20°C) | 74 ± 5% μΩ·cm |
| Elastic Modulus (E) | ≥ 140 GPa |
| Density | 7.8 g/cm³ |
| Linear Temperature Range | -20°C to 200°C |
| Max Operating Temperature | 300°C |
| Hardness (HV) - High Expansion Side | 260 - 330 |
| Thickness Range | 0.10 mm - 2.00 mm |
| Width Range | 5 mm - 300 mm |
| High Expansion Layer | Mn72Ni10Cu18 (Mn-Ni-Cu Alloy) |
| Low Expansion Layer | Ni36Fe (Invar Alloy) |
| Surface Condition | Bright / Polished / Pickled |
| Form Available | Strip, Coil, Sheet, Disc, Custom Stamped Parts |
As an ISO 9001:2015 certified manufacturer, Huona delivers TB 1574 bimetal strip with consistent quality that meets or exceeds international standards. Our vertically integrated production process—from alloy melting and hot rolling to precision cold rolling and slitting—enables strict quality control at every stage. Each production lot undergoes comprehensive testing including thermal deflection measurement, resistivity verification, and 100% visual inspection. With a monthly production capacity of 30,000 kg, we can support both small trial orders and high-volume production runs. Our engineering team provides complimentary technical consultation on material selection, stamping parameters, and heat treatment optimization. Contact Huona today for samples and competitive pricing.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
2008
Total Annual:
8000000-100000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig... Huona (Shanghai) New Material Co., Ltd. Was established in 2008, currently have three divisions: Magnesium Division, Thermal Spray Division and Functional Material Division.Magnesium Division produces magnesium metal products. Various models of high-quality magnesium alloy plate, magnesium rods, hig...
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