Product Overview
JIS G 3125 SPA-H Corten Steel Plates are atmospheric corrosion-resistant steel plates manufactured to JIS G3125. Designed for long-term outdoor service, they combine high strength, weather resistance, and good formability for containers, railway vehicles, bridges, architectural structures, and industrial equipment.
Technical Specifications
|
Item |
Specification |
|
Product Grade |
SPA-H |
|
Standard |
JIS G3125 |
|
Thickness |
2.5–25 mm |
|
Width |
50–2500 mm |
|
Length |
As required (custom cut available) |
|
Thickness Tolerance |
±1% |
|
Available Forms |
Plate, Sheet, Coil, Strip, Circle, Laser/Plasma Cut Parts |
|
Delivery Condition |
Hot Rolled, Dry, Pickled, Pickled & Oiled |
|
Edge Type |
Mill Edge (ME), Slit Edge (SE) |
Chemical Composition
|
Grade |
C ≤ |
Si |
Mn |
P |
S ≤ |
Cu |
Cr |
Ni ≤ |
|
SPA-H |
0.12 |
0.25~0.75 |
0.20~0.50 |
0.070~0.150 |
0.04 |
0.25~0.60 |
0.30~1.25 |
0.65 |
Mechanical Properties
|
Grade |
Plate Thickness |
Yield strength |
Tensile strength |
elongation |
|
SPA-H |
6.0mm max |
Min 345 MPa |
Min 480 MPa |
Min22 |
|
6.0mm min |
Min 335 MPa |
Min 490 MPa |
Min 15 |
Key Benefits
Atmospheric corrosion resistance reduces maintenance costs for outdoor structures and equipment.
High yield strength enables lighter structural designs while maintaining mechanical performance.
Excellent formability supports efficient bending, welding, and fabrication for downstream processing.
Multiple supply forms including plates, sheets, coils, and cut-to-size parts simplify procurement from one supplier.
Typical Applications
- Shipping containers
- Railway freight wagons
- Steel bridges
- Building façades and cladding
- Industrial storage tanks
- Outdoor steel sculptures and landscape structures
Processing Services
|
Processing Service |
Description |
|
Laser Cutting |
High-precision cutting for complex profiles. |
|
Plasma Cutting |
Suitable for medium and heavy plate processing. |
|
Flame Cutting |
Cost-effective processing for thick sections. |
|
CNC Machining |
Edge machining and profile preparation available. |
|
Drilling |
Hole machining according to engineering drawings. |
|
Beveling |
Welding groove preparation for fabrication. |
|
Bending/Forming |
Cold forming within material processing limits. |
|
Shot Blasting |
Surface cleaning before fabrication or coating. |
|
Pickling & Oiling |
Available for temporary corrosion protection during storage and transportation. |
Quality Assurance
Inspection & Testing
Raw Material Verification
Chemical Composition Analysis (Spectrometer)
Plate Thickness Inspection
Width & Length Measurement
Surface Quality Inspection
Flatness Inspection
Tensile Strength Test
Yield Strength Test
Elongation Test
Bend Test (when specified)
Ultrasonic Testing (UT) upon request
Certifications
|
Certification |
Description |
|
ISO 9001:2000 |
Quality Management System |
|
ISO 14001:2004 |
Environmental Management System |
|
RoHS |
Restriction of Hazardous Substances compliance |
|
IBR |
Indian Boiler Regulation certification (when applicable) |
|
EN 10204 3.1 |
Mill Test Certificate with inspection results |
|
SGS / BV / TUV Inspection |
Third-party inspection available upon request |
Packaging & Shipping
Export Packing: Waterproof kraft paper, plastic film, steel strips, and iron or wooden pallets suitable for ocean transportation.
Rust Protection: Dry, pickled, or pickled & oiled surface options help minimize corrosion during storage and transit.
Loading Method: Container loading, break bulk vessel, or bulk cargo according to plate dimensions and order quantity.
Shipping Method: Sea freight (FCL/LCL), rail freight, air freight for samples, or multimodal transportation.
Identification: Each bundle marked with grade, size, heat number, weight, and package number for traceability.
FAQ
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