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China Aluminized Stainless Steel: Durable, Corrosion-Resistant Material from Trusted Suppliers and Factory
Product Features
Characteristics
- Highly corrosion-resistant STS with outstanding sacrificial anode reaction and beautiful appearance
- Outstanding resistance to corrosion in salt and condensed water
- Outstanding red rust resistance up to 472℃
- Outstanding resistance to oxidation up to 843℃ due to coating layer
- Outstanding decorative tendency
Applications
- Automobile exhaust system: cold-end part (center pipe, muffler, tail pipe)
- Building interior / exterior material
- Fuel cell and solar cell panel module
Product Structure
Standard Comparison
| Order specification | Model name | YP (N/mm²) | EL (%) | |
|---|---|---|---|---|
| ASTM A 463 | FSS Type 409 | A-STS 409L | 170 - 345 | ≥ 20 |
| FSS Type 439 | A-STS 439 | 205 ~ 415 | ≥ 22 | |
Application Gallery
Frequently Asked Questions
Q What are the primary advantages of Aluminized Stainless Steel?
Aluminized Stainless Steel provides outstanding corrosion resistance, sacrificial anode protection, high-temperature oxidation resistance up to 843°C, red rust resistance up to 472°C, and a sleek decorative surface appearance.
Q Where is Aluminized Stainless Steel commonly applied?
It is widely used in automotive exhaust systems (cold-end parts including center pipes, mufflers, and tailpipes), building interior and exterior architectural panels, and solar/fuel cell panel modules.
Q What standard specifications do A-STS 409L and A-STS 439 follow?
Both models comply with the ASTM A 463 standard. A-STS 409L corresponds to FSS Type 409 (Yield Point: 170-345 N/mm², Elongation: ≥20%), while A-STS 439 corresponds to FSS Type 439 (Yield Point: 205-415 N/mm², Elongation: ≥22%).
Q How does the aluminum coating improve heat resistance?
The aluminum coating reflects radiant heat away from the stainless steel core, allowing the metal to perform reliably under continuous high-temperature exposure without premature oxidation or degradation.
Q Is Aluminized Stainless Steel suitable for architectural and decorative uses?
Yes. Its clean metallic finish and enhanced durability against atmospheric elements make it a preferred choice for modern facades, wall claddings, and interior architectural features.