Cold-Resistant Hi-B Silicon Steel B20HS070 for Distribution Transformers

Name: "Cold-Resistant Hi-B Silicon Steel B20HS070 for Distribution Transformers"
Rating: 5 (630 reviews)

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SKU: 9885909486

الطراز: 18-65

HL AND SL LIMITED

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Cold-Resistant Hi-B Silicon Steel B20HS070 for Distribution Transformers

Grain-oriented silicon steel designed for extreme cold and low-noise distribution transformers

B20HS070 is a high-performance Hi-B oriented silicon steel specifically tailored for cold regions. It maintains ≥95% magnetic permeability retention at -40°C, ensuring reliable transformer operation in harsh winter conditions. Its low iron loss and noise reduction properties meet stringent efficiency standards.

Key Selling Points

Extreme Cold Performance

Retains ≥95% magnetic permeability at -40°C, ensuring stable excitation characteristics even in freezing temperatures.

Ultra-Low Iron Loss

Extremely low core loss enables achievement of national Class 1 energy efficiency ratings.

Low Noise Operation

Designed to meet strict urban noise requirements, reducing transformer operational noise.

Coastal Corrosion Resistance

Coating withstands salt fog conditions, ideal for coastal installations.

Proven in Cold Climates

Applied in Canadian high-efficiency distribution transformer projects operating in extreme cold and freeze-thaw cycles.

Technical Specifications

Property	Value
Type	High Magnetic Induction Grain-Oriented Silicon Steel (Hi-B)
Model	B20HS070
Permeability Retention at -40°C	≥ 95%
Iron Loss	Extremely low (meets Class 1 efficiency)
Applications	Three-dimensional rolled iron core transformers, outdoor distribution transformers

Models and Options

Available in B20HS070 grade with options for various thicknesses and width according to customer requirements.

Materials and Structure

Main components: iron with silicon content around 3.0%-3.2%, strict control of impurities to maintain magnetic performance.

Applications

Ideal for national Class 1 energy-efficient rolled iron core transformers, especially in cold regions and urban areas with low noise requirements. Successfully used in Canadian grid upgrade projects.

Customization

We offer customized slitting and processing to meet specific core design requirements. Our in-house processing plant can deliver ready-to-use material.

Case Study

Canadian Cold-Region Grid Upgrade

In a project upgrading distribution transformers in Canada, B20HS070 was used to manufacture Class 1 energy-efficient cores. The material performed reliably in -40°C conditions with stable magnetic properties and low noise, meeting both efficiency and noise regulations.

FAQ

Q: What makes B20HS070 suitable for cold climates?
A: It retains at least 95% magnetic permeability at -40°C, ensuring stable performance in freezing temperatures.

Q: Can it be used in coastal areas?
A: Yes, its coating is designed to withstand salt fog conditions.

Q: What is the MOQ?
A: The MOQ is 25 tons.

Q: Do you offer third-party testing?
A: Yes, we can arrange third-party testing and pre-shipment inspection.

Q: What are the payment terms?
A: Payment terms are 30/70.

Q: How does this steel reduce noise?
A: Its low magnetostriction and high permeability contribute to lower operational noise.

Inquiry Information

Email: sales-01@hlslind.com | Tel: +86 134-6700-2282

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Cold-resistant Hi-B silicon steel B20HS070 coils