SPCC Cold Rolled Steel Coil
SPCC is a commercial-grade cold rolled steel coil under JIS G 3141, known for its superior surface finish, tight dimensional tolerances, and excellent formability. Ideal for automotive parts, appliances, electronics, and as base material for galvanizing and coating.
| Material | Cold Rolled Carbon Steel (CR) |
|---|---|
| Grade / Standard | JIS G 3141 SPCC |
| Thickness | 0.12mm - 4.0mm |
| Width | 600mm - 2000mm |
| Inner Diameter (ID) | 508mm / 610mm |
| Coil Weight | 3-25 Tons |
| Delivery Condition | cold_rolled / annealed |
| Surface Treatment | coated |
| MOQ | 5 Tons |
| Delivery Time | 15-30 Days / In Stock |
| Loading Port | Tianjin / Shanghai / Qingdao |
Overview of SPCC Cold Rolled Steel Coil
SPCC is a premier commercial-quality cold-rolled carbon steel grade specified under the JIS G 3141 standard. The designation stands for Steel Plate Cold-rolled Commercial, representing a material that has undergone hot rolling, pickling, and subsequent cold reduction to achieve superior dimensional precision, enhanced surface finish, and improved mechanical properties. SPCC is the global benchmark for high-precision manufacturing, valued for its exceptional smoothness and uniform thickness, making it the ideal choice for applications requiring high-quality surface aesthetics and tight tolerances.
With its low carbon content and refined microstructure, SPCC cold rolled coil provides a perfect substrate for advanced downstream processes, including precision stamping, powder coating, electro-galvanizing, and automotive body part fabrication. It offers a more refined and workable alternative to hot-rolled steel, ensuring consistent performance in the most demanding mass-production environments.
Key Features and Technical Advantages
SPCC cold rolled steel coil is renowned for its superior surface quality and dimensional accuracy. The cold reduction process allows for significantly thinner gauges (starting from 0.12mm) and tighter width tolerances compared to hot-rolled products. It offers excellent formability and ductility, making it highly responsive to complex stamping, bending, and deep-drawing operations.
Our SPCC coils are supplied in standard widths up to 2000mm, with various temper grades available (Bright Finish, Matte Finish, or Stone Finish) to meet specific architectural and industrial requirements. The material is typically delivered in the annealed or skin-passed condition, ensuring a non-aging surface and excellent weldability. For precision electronics and appliance manufacturing, SPCC provides the consistency and cleanliness necessary for high-speed automated production lines.
Main Applications of SPCC Cold Rolled Coil
SPCC cold rolled steel coil is the foundation of the modern automotive and appliance industries. It is extensively used for manufacturing car body panels, doors, hoods, and internal structural components where surface perfection is critical. In the home appliance sector, it is the primary material for refrigerator shells, washing machine bodies, microwave oven enclosures, and air conditioning units.
Beyond consumer goods, SPCC is widely utilized in the electronics industry for computer cases, server racks, and precision electrical cabinets. It also serves as the critical base material for premium coated products, including Electro-Galvanized (EG) steel, Tinplate, and various high-end prepainted steel coils. Its reliability and aesthetic versatility make it an indispensable asset for steel service centers and high-precision OEM manufacturers worldwide.
Why Choose Us for SPCC Cold Rolled Steel Coil
Shandong Tanglu Metal Material Co., Ltd. provides elite-grade SPCC cold rolled steel coil sourced from Tier-1 mills with advanced cold-reduction and annealing facilities. We offer a full spectrum of surface finishes and temper grades, backed by comprehensive Mill Test Certificates (MTC) that guarantee chemical and mechanical compliance with JIS G 3141.
Our logistical expertise allows for flexible coil weights (3-25 tons) and specialized protective packaging to ensure the mirror-like surface of SPCC remains pristine during international transit. With a monthly supply capacity of 15,000 tons and a dedicated technical support team, we provide B2B clients with the quality, consistency, and competitive lead times required for high-stakes industrial manufacturing.
📐 Dimension & Size Table
| Thickness (mm) | Width (mm) | Length (mm) | Weight (kg/m²) |
|---|---|---|---|
| 0.4 | 1000-1250 | Matte/Bright | 140-240 |
| 0.5 | 1000-1250 | Matte/Bright | 140-240 |
| 0.8 | 1000-1500 | Matte/Bright | 140-240 |
| 1.0 | 1000-1500 | Matte/Bright | 140-240 |
| 1.2 | 1000-1500 | Matte/Bright | 140-240 |
| 1.5 | 1250-1800 | Matte/Bright | 140-240 |
| 2.0 | 1250-2000 | Matte/Bright | 140-240 |
| 3.0 | 1250-2000 | Matte/Bright | 140-240 |
* Custom sizes available upon request. Tolerances per relevant international standards.
🔬 Chemical Composition
| Element | Min | Max | Display Value | Note |
|---|---|---|---|---|
| C | - | 0.15 | ≤0.15 | Typical < 0.12% |
| Mn | - | 0.60 | ≤0.60 | |
| P | - | 0.100 | ≤0.100 | |
| S | - | 0.035 | ≤0.035 | |
| Si | - | 0.05 | ≤0.05 |
* Chemical composition may vary by heat, thickness and specification. Please refer to the actual mill test certificate.
⚙️ Mechanical Properties
| Property | Value | Unit | Test Condition |
|---|---|---|---|
| Tensile Strength | ≥270 | MPa | JIS G 3141 |
| Yield Strength | 140 - 240 | MPa | Reference value |
| Elongation (t≥0.6mm) | ≥34 | % | Annealed condition |
| Hardness (HRB) | ≤65 | HRB | Typical for annealed |
* Values shown are minimum requirements unless otherwise stated.
📦 Commercial Information
| Packaging | Advanced seaworthy export packing. Each SPCC coil is wrapped in anti-rust VCI paper or PE film, secured with horizontal and vertical steel straps, protected with metal edge guards, and placed on steel or fumigated wooden skids to prevent any surface indentation or damage. |
|---|---|
| Payment Terms | T/T (Telegraphic Transfer),L/C (Letter of Credit),D/P (Documents against Payment),Western Union |
| Price Term | FOB,CFR,CIF,DDP |
| Supply Capacity | 15,000 Tons/Month |
| Loading Port | Tianjin / Shanghai / Qingdao |
Why Choose Our SPCC Cold Rolled Steel Coil?
Superior Surface Finish
Cold-reduced to achieve a highly smooth, uniform surface (Bright or Matte) that is perfect for automotive painting, powder coating, and decorative plating.
Tight Dimensional Control
Exacting thickness and width tolerances ensure consistent performance in high-speed stamping and automated assembly lines.
Excellent Drawing Performance
High ductility and elongation properties make SPCC ideal for complex forming and deep-drawing of appliance shells and electronic enclosures.
🏭 Applications of SPCC Cold Rolled Steel Coil
SPCC cold rolled steel coil is the definitive choice for automotive outer panels, doors, and hoods. It is the core material for household appliances including refrigerators, washing machines, and air conditioners. Furthermore, it is extensively used in electronic server racks, computer cases, office furniture, and high-precision electrical cabinets. SPCC serves as the premium substrate for electro-galvanizing, tinplating, and specialized high-gloss prepainted steel production lines.
📋 Quality & Certification
Our Certifications
- ✅ ISO 9001,CE,IATF 16949 (Automotive),SGS
- ✅ CE Marking
- ✅ SGS Certified
Mill Certificate Type
- 📋 EN 10204 3.1,Original Mill Certificate,Surface Quality Inspection Report,SGS Testing Report,COA (Certificate of Analysis)
- 📋 Original Mill Certificate
❓ Frequently Asked Questions
What is SPCC cold rolled steel coil?
SPCC is a Japanese standard (JIS G 3141) cold-reduced commercial quality steel coil. It is produced by cold rolling hot-rolled pickled steel, resulting in a product with much higher surface quality, tighter tolerances, and improved mechanical strength compared to hot-rolled steel.
Is SPCC steel weldable?
Yes, SPCC is highly weldable due to its low carbon content. It can be easily joined using resistance welding, MIG, and TIG processes, which is essential for automotive and appliance assembly lines.
What are the common surface finishes for SPCC?
Common finishes include Matte Finish (D), which is preferred for painting and coating adhesion, and Bright Finish (B), which is used for plating or where a smooth mirror-like appearance is needed.
What is the equivalent of SPCC in European and American standards?
SPCC is technically equivalent to European DC01 (EN 10130), American ASTM A1008 CS Type B, and Chinese Q195 or St12 (DIN 1623).
How do you protect SPCC from rusting during shipment?
SPCC is highly susceptible to rust due to its clean surface. We apply a thin layer of anti-rust oil and use specialized VCI (Volatile Corrosion Inhibitor) paper and waterproof plastic wrapping to ensure rust-free delivery.
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SPCC Cold Rolled Steel Coil
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