Contact
Whatsapp：+86 15631585667
Email: du@jingui-metalworking.com
TEL: +86-13733337376
Add: Zhangzhuang Village, Leting Town, Leting County, Tangshan City, Hebei Province
SPA-H steel
Key words:
SPA-H steel
Classification:
Description
Product introduction
JIS G3125 SPA-H Corten steel,SPA-H steel plate/Sheet. SPA-H low alloy high strength atmospheric corrosion resisting steel.
Key words:SPA-H, JIS G3125 SPA-H hot rolled steel, JIS G3125 SPA-H steel plate/sheet/bar/section steel. JIS G3125 SPA-H Corten steel, SPA-H Weathering steel, SPA-H Weathering resistant steel, SPA-H atmosphere corrosion resistance steel.
JIS G3125 SPA-H Corten steel widely used in air preheater, economizer, railway carriage, containers production, bridge building , construction and so on.
Technical Data
SPA-H Weathering steel 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 | 0.040 | 0.25~0.60 | 0.30~1.25 | 0.65 |
SPA-H Weathering resistant steel tensile property request
| Grade | Plate Thickness | Yield strength | Tensile strength | elongation |
| SPA-H | ≤ 6.0mm | ≥ 345 MPa | ≥ 480 MPa | ≥ 22 |
| > 6.0mm | ≥ 335 MPa | ≥ 490 MPa | ≥ 15 |
SPA-H steel delivery condition can be hot rolled, Cold rolled ,AR/CR/N/TMCP/T/QT as the customer request
Relate Steel Type
| Steel Type | Standard | Country Code | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Cr(%) | Cu(%) |
| SPA-H | 4620 | CNS | ≦0.12 | 0.25-0.75 | 0.20-0.50 | 0.07-0.15 | ≦0.04 | 0.30-1.25 | 0.25-0.60 |
| SPA-H | G3125 | JIS | ≦0.12 | 0.25-0.75 | 0.20-0.50 | 0.07-0.15 | ≦0.04 | 0.30-1.25 | 0.25-0.60 |
| Type1 | A242 | ASTM | ≦0.15 | ≦1.00 | ≦0.15 | ≦0.05 | ≧0.20
|
| Steel Type | Yield stress (Mpa) | Tensile stress (Mpa) | Elongation (%) | Thick (mm) |
| SPA-H | ≧345 | ≧480 | ≧22 | ≦6.0 |
| SPA-H | ≧345 | ≧480 | ≧22 | ≦6.0 |
| Type1 | ≧345 | ≧480 | ≧21 | ≦20.0 |
Application
About us
Founded in 1997, Jingui Machinery Processing Co., Ltd. is a China-based manufacturer specializing in custom metalworking, machinery manufacturing, precision parts processing, laser cutting, welding, and non-standard equipment manufacturing.
Located in Caizhuang Industrial Park, Laoting County, Tangshan City, our manufacturing facility has a total construction area of approximately 5,500 square meters, supported by dedicated production areas and a team of skilled machining and welding professionals.
Comprehensive Manufacturing Capabilities
Jingui operates a wide range of conventional and CNC manufacturing equipment, including CNC gantry milling machines, CNC machining centers, vertical milling machines, drilling and boring machines, gear hobbing machines, large lathes up to Φ1,600 mm, thread rolling machines, large-format laser cutting machines, CNC cutting machines, plate shearing and bending machines, plate rolling machines, plate flattening machines, a 400-ton hydraulic press, and multiple welding machines.
This equipment enables us to handle a broad range of custom manufacturing requirements, from individual metal components and fabricated parts to large non-standard equipment and complete machinery assemblies.
Our manufacturing capabilities include:
- CNC machining and precision parts manufacturing
- Laser cutting and CNC cutting
- Sheet metal fabrication
- Welding and structural fabrication
- Casting and machining
- Large-part and heavy machining
- Non-standard equipment manufacturing
- Custom metal components
- Machinery assembly and maintenance
Engineering & Product Development
Jingui has developed proprietary products and manufacturing solutions for industrial applications. The grain storage roof sealing support independently developed by our company has been applied in the construction of national grain reserve facilities in China.
We also hold one national invention patent and two utility model patents. These achievements reflect our continued investment in engineering development, manufacturing technology, and product improvement.
From Raw Materials to Finished Products
We provide an integrated manufacturing service covering material procurement, production, machining, fabrication, assembly, installation, inspection, delivery, and after-sales support.
By keeping key manufacturing processes under our own production control, we can respond flexibly to customized requirements while maintaining consistent quality and production efficiency.
Whether you need custom metal parts, fabricated components, precision machining, or non-standard machinery, our engineering and production teams work closely with customers to develop practical manufacturing solutions based on their drawings, specifications, and application requirements.
Building Long-Term Partnerships
With more than 25 years of manufacturing experience, Jingui is committed to providing reliable products, responsive service, and practical manufacturing solutions.
We believe long-term cooperation is built on consistent quality, transparent communication, and dependable delivery. We continue to improve our manufacturing capabilities and develop new products to meet the evolving requirements of industrial customers.
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Under the fierce market competition, our company adheres to the business philosophy of ”integrity-based, quality first", expands productivity and develops new varieties in a timely manner, and constantly makes progress and improves to provide the majority of users with high-quality machining products and the most perfect service, and has established long-term cooperative relations with a number of units.
Contact Us
Whatsapp：+86 15631585667
Email: du@jingui-metalworking.com
TEL: +86-13733337376
Add: Zhangzhuang Village, Leting Town, Leting County, Tangshan City, Hebei Province
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