0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil

0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil Featured Image
  • 0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil
  • 0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil
  • 0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil
  • 0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil
  • 0.27 0.30 0.35mm M36 Cold Rolled Grain Oriented Electrical Silicon Steel Coil

Short Description:

ASTM A876 Silicon Steel Coil is grain-oriented electrical steel (GOES) designed for use in transformer cores and static electromagnetic devices. Especially, it has excellent magnetic properties in RD and is one of the most commonly using high grade electrical steel in power industry due to its excellent properties.


  • Standard: ASTM
  • Thickness: 0.27 0.30 0.35mm
  • Width: 600mm-1200mm
  • Length: Coil Or As Required
  • Supply Ability: 5000 tons Per Month
  • Process: Coll Rolled
  • Delivery Time: In stock or 10-25 working days
  • Payment Term: 30% T/T Advance + 70% Balance
  • Certificate: ISO
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    Product Detail

    Product Tags

    Product Detail

    Product Name Silicon Steel Coil/Strip/Slitting Coil
    Width 6～1250ｍｍ
    Thickness 0.18～0.35ｍｍ
    Length as customer's request
    Standards AISI ASTM JIS SUS DIN GB
    Certifications ISO 9001
    Packing Industry standard packaging or according to client's requirement
    Place of origin Tianjin, China(mainland)
    Brand Royal
    Payment T/T
    Delivery time Up to order quantity
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    Chemical Composition & Mechanical Properties

     A876 GOES – Chemical Composition (Horizontal Table)

    C (Carbon) Si (Silicon) Mn (Manganese) P (Phosphorus) S (Sulfur) Al (Aluminum) N (Nitrogen) Fe (Iron)
    ≤ 0.003 – 0.005 2.9 – 3.5 0.05 – 0.15 ≤ 0.020 ≤ 0.005 0.02 – 0.08 ≤ 0.003 Balance

    A876 GOES – Mechanical Properties (Horizontal Table)

    Tensile Strength (MPa) Yield Strength (MPa) Elongation (A50 %) Hardness (HV) Density (g/cm³) Coating Adhesion Workability
    350 – 480 ≥ 260 ≥ 10 – 20 150 – 210 ~7.65 Excellent Suitable for lamination & stamping

    A876 GOES – Electrical Properties (Horizontal Table)

    Core Loss (W17/50 W/kg) Magnetic Induction (B8 T) Electrical Resistivity
    ≤ 0.9 – 1.3 ≥ 1.85 – 1.92 High (Si-enhanced)

    Silicon Steel Coil Size

    Trademark Nominal thickness(mm) Density(kg/dm³) Density(kg/dm³)) Minimum magnetic induction B50(T) Minimum stacking coefficient (%)
    B35AH230 0.35 7.65 2.3 1.66 95
    B35AH250 7.65 2.5 1.67 95
    B35AH300 7.7 3 1.69 95
    B50AH300 0.5 7.65 3 1.67 96
    B50AH350 7.7 3.5 1.7 96
    B50AH470 7.75 4.7 1.72 96
    B50AH600 7.75 6 1.72 96
    B50AH800 7.8 8 1.74 96
    B50AH1000 7.85 10 1.75 96
    B35AR300 0.35 7.8 2.3 1.66 95
    B50AR300 0.5 7.75 2.5 1.67 95
    B50AR350 7.8 3 1.69 95

    Click the button on the right

    Get the complete size chart for silicon steel coils

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    Silicon Steel Coil Customized Content

    Customization Category Available Options Technical Specifications Benefits & Applications
    Steel Grade Grain-Oriented (GO), High Permeability GO (Hi-B), Non-Grain-Oriented (NGO) Grades such as 23QG085, 27QG095, 30QG100, M3, M4, M5, M6, 35WW250, 50WW470, etc. Suitable for power transformers, distribution transformers, generators, EV motors, industrial motors, and energy-efficient electrical equipment.
    Thickness Custom Thickness 0.18 mm, 0.20 mm, 0.23 mm, 0.27 mm, 0.30 mm, 0.35 mm, 0.50 mm Thinner gauges reduce core loss and improve electrical efficiency.
    Width Custom Coil Width 600–1,250 mm or customized according to customer requirements Optimized for transformer core production and motor lamination manufacturing.
    Coil Weight Standard & Customized 3–10 MT, 10–20 MT, or as specified Supports automated production lines and efficient material handling.
    Magnetic Performance Core Loss & Magnetic Induction Customization Core Loss (P1.7/50, P1.5/50), Magnetic Induction B50 ≥ 1.85T–1.95T Designed to meet specific transformer efficiency and energy-saving requirements.
    Surface Insulation Coating C2, C3, C4, C5, Organic & Inorganic Coatings Coating thickness and insulation resistance customized according to IEC, ASTM, EN, and JIS standards Reduces eddy current loss and improves lamination performance.
    Slitting Service Precision Slitting Strip Width: 20–1,250 mm; Width Tolerance: ±0.10 mm Suitable for transformer core strips and electrical component manufacturing.
    Cut-to-Length Service Sheet Cutting Length: 500–6,000 mm; Tolerance as per customer drawings Ready-to-use sheets reduce fabrication time and material waste.
    Edge Condition Mill Edge / Slit Edge Deburred and precision-trimmed edges available Improves stacking factor and manufacturing accuracy.
    Annealing Treatment Stress Relief Annealing Controlled atmosphere annealing available after processing Enhances magnetic properties and minimizes residual stress.
    Core Geometry Customization EI Lamination, Step-Lap Core, Toroidal Core Material Produced according to customer transformer core design Improves transformer efficiency and noise reduction performance.
    Tolerance Control Precision Manufacturing Thickness Tolerance: ±0.003 mm to ±0.005 mm Ensures consistency for high-performance electrical applications.
    Quality Inspection Comprehensive Testing Core Loss Test, Magnetic Induction Test, Coating Adhesion Test, Surface Inspection, Dimensional Inspection Guarantees compliance with international electrical steel standards.
    Certification Project Documentation MTC EN 10204 3.1, SGS, BV, TUV, ISO 9001 Meets global procurement and EPC project requirements.
    Marking & Traceability Custom Labeling Heat Number, Coil Number, Grade, Size, Production Batch, Customer Logo Full traceability throughout manufacturing and project execution.
    Export Packaging Seaworthy Export Packing Moisture-Proof Film, VCI Anti-Rust Paper, Steel Strapping, Wooden Pallets, Edge Protectors Ensures safe transportation for long-distance ocean and inland shipping.
    OEM & Private Label Customized Branding Private labels, custom packaging, and project-specific markings available Supports distributors, traders, and transformer manufacturers worldwide.

    Application

    Power Transformers
    Used for power and distribution transformer cores with low core loss, high magnetic induction, and excellent permeability to improve efficiency and reduce energy consumption.

    Industrial Transformers
    Suitable for medium and large transformers, providing stable magnetic performance, energy savings, and reliable long-term operation.

    Reactors and Chokes
    Applied in laminated cores for reactors, inductors, and chokes with low iron loss and excellent magnetic stability.

    Renewable Energy Transformers
    Ideal for solar and wind power transformer cores, supporting efficient energy conversion and stable operation.

    Electrical Equipment
    Used in switchgear, voltage regulators, and control transformers, improving performance with high stacking factor and consistent magnetic properties.

    silicon1
    silicon4_1
    4

    Power Transformers

    Industrial Transformers

    Reactors and Chokes

    1
    silicon3_1

    Renewable Energy Transformers

    Electrical Equipment

    Why Choose Royal Steel Group

    Packaging & Shipping

    china royal steel market

    1.Global Standard Steel Supplier
    Royal Steel Group is a leading international steel provider based in the United States and has been serving customers globally for years, offering quality steel products and solutions.

    2.Tight Quality Control
    The products and Delivery Services are strictly complied with international standards including ASTM, EN, JIS and GB. with i nspection reports, MTC and the third party certification can be provided.

    3.Processing Customization Service
    We provide you customized solutions from cutting, slitting,coating,fabrication and packaging according to your specific needs.

    4.Worldwide export support
    Expert export services, full documentation and high efficiency logistics solutions enable customers to deliver projects with ease to the Americas, Southeast Asia, Middle East, and Africa.

    Royal Steel Group provides professional export-grade packaging and global shipping solutions to ensure steel products arrive safely and in excellent condition.

    Seaworthy Export Packaging
    Products are packed with moisture-proof materials, anti-rust protection, steel straps, protective covers, and reinforced packaging suitable for long-distance ocean transportation.

    Customized Packing Solutions
    Packaging methods are tailored according to product type, including coils, plates, pipes, profiles, and sheet piles. Custom marking, labeling, and customer requirements are supported.

    Secure Loading & Containerization
    Advanced loading methods are applied to maximize container utilization, prevent movement damage, and ensure safe handling during transportation.

    Complete Product Identification
    Each package includes product name, specification, grade, heat number, batch information, and inspection details for full traceability.

    Flexible Shipping Options
    We provide container shipping, bulk vessel transportation, and multimodal logistics solutions with reliable coordination from factory to destination port.

    Global Delivery Support
    With professional export experience, Royal Steel Group ensures efficient documentation, customs coordination, and on-time delivery for customers worldwide.

    Silicon steel coil (3)

    FAQ

    Q1: What types of Silicon Steel Coil does Royal Steel Group supply?

    Royal Steel Group supplies Grain-Oriented Silicon Steel (GO) and Non-Grain-Oriented Silicon Steel (NGO) in different grades, thicknesses, and processing conditions to meet transformer and electrical equipment requirements.

    Q2: What thicknesses are available for Silicon Steel Coil?

    Common thicknesses include 0.18 mm, 0.20 mm, 0.23 mm, 0.27 mm, 0.30 mm, and 0.35 mm, with customized thickness options available.

    Q3: Can Silicon Steel Coil be customized?

    Yes. We provide customized solutions including slitting, cut-to-length processing, edge trimming, insulation coating, coil size, packaging, and OEM marking.

    Q4: What quality standards do your Silicon Steel Coils meet?

    Our products comply with international standards such as IEC, ASTM, EN, JIS, and GB, with MTC, SGS, BV, and third-party inspection support available.

    Q5: Why choose Royal Steel Group as a Silicon Steel Coil supplier?

    Royal Steel Group provides stable supply, strict quality control, customized processing, competitive pricing, and professional global export services for customers worldwide.

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