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Help Center430 Stainless Steel Flat Bar 4mm x 40mm Hot Rolled Rod for Industrial Applications
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Hemaokang Steel (Shandong) Co., Ltd. is proud to present our premium 430 Stainless Steel Flat Bar 4mm x 40mm Hot Rolled Rod, engineered for demanding industrial applications. As a newly established yet rapidly growing supplier with an annual export value exceeding US$50 million, we combine advanced manufacturing capabilities with rigorous quality control to deliver consistent, reliable products. Our 430 stainless steel flat bars are hot-rolled to achieve optimal mechanical properties and surface finish, making them ideal for structural components, machinery parts, and decorative trim. With ISO9001 certification and a global reach spanning North America, Europe, Asia, and beyond, we ensure every bar meets international standards.
Product Features & Specifications
- Material Grade: 430 Stainless Steel – a ferritic stainless steel offering excellent corrosion resistance in mild environments, good formability, and high heat resistance up to 800°C.
- Precise Dimensions: Thickness: 4mm (tolerance ±0.2mm), Width: 40mm (tolerance ±0.5mm). Available in custom lengths upon request.
- Hot Rolled Process: Enhances ductility, reduces internal stresses, and provides a uniform grain structure suitable for further fabrication.
- Surface Condition: Mill finish with a characteristic matte appearance, ready for welding, machining, or surface treatment.
- Mechanical Properties: Tensile strength ≥ 450 MPa, yield strength ≥ 240 MPa, elongation ≥ 20% (typical).
- Corrosion Resistance: Resists oxidation and scaling in mild atmospheres, suitable for indoor and sheltered outdoor applications.
- Weldability: Good weldability with proper techniques; preheat may be required for thicker sections.
| Parameter | Value |
|---|---|
| Grade | 430 (1.4016) |
| Thickness | 4mm |
| Width | 40mm |
| Length | Standard 6m, 12m or custom |
| Surface | Hot Rolled (Mill Finish) |
| Standard | ASTM A240 / A276, JIS G4304 |
Key Advantages for Your Business
- Cost-Effective Solution: 430 stainless steel offers excellent value for applications where 304/316 grades are not required, reducing material costs without sacrificing performance.
- Versatile Fabrication: Suitable for cutting, bending, welding, and drilling – ideal for custom parts and structural supports.
- Consistent Quality: Our hot rolling process ensures uniform thickness and flatness, minimizing waste during machining.
- Global Logistics: With annual export volume over US$50 million, we have established supply chains to deliver to any major port worldwide within competitive lead times.
- Technical Support: Our team of engineers can provide guidance on material selection, welding parameters, and surface finishing options.
At Hemaokang Steel, we understand that industrial projects demand reliability. Our 430 stainless steel flat bars are produced in our Liaocheng, Shandong facility under strict ISO9001 quality management systems. Each batch is tested for chemical composition and mechanical properties, ensuring compliance with ASTM A240 and A276 standards. We serve diverse markets including North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and Western Europe, with a dedicated team of 51-100 employees committed to customer satisfaction.
Why choose Hemaokang Steel? Our company may be new (established in 2025), but we bring decades of combined industry experience from our veteran team. We offer flexible customization, rapid response, and competitive pricing backed by substantial export capacity. Whether you need standard 6-meter lengths or custom cut pieces, we can accommodate your requirements. Contact us today to discuss your project needs and request a quotation.
Frequently Asked Questions
-
What is the typical lead time for 430 stainless steel flat bars?
Standard sizes (6m/12m) are usually shipped within 15-20 days after order confirmation; custom sizes may require 25-30 days depending on quantity. -
Can you provide cut-to-length pieces?
Yes, we offer cutting services for lengths as short as 1 meter. Please specify your required lengths when ordering. -
Is 430 stainless steel magnetic?
Yes, 430 is a ferritic stainless steel and is magnetic – unlike 304 or 316 austenitic grades. -
What is the maximum working temperature for this material?
430 stainless steel can withstand intermittent temperatures up to 800°C (1472°F) and continuous service up to 700°C (1292°F). -
Do you offer surface finishing services like polishing or coating?
We can arrange additional processing such as #4 finish, mirror polish, or epoxy coating upon request. Please contact our sales team for details. -
How do you ensure the quality of the flat bars?
We follow ISO9001 procedures, conduct chemical analysis and tensile tests on each production batch, and provide mill test certificates with every shipment. -
Can I order a small sample before bulk purchase?
Yes, sample orders are welcome. We can provide a 1-meter piece for evaluation; shipping cost is negotiable. -
What payment terms do you accept?
We accept T/T, L/C, and other common trade terms. For new customers, a 30% deposit is typically required.
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