Corrosion Resistant Cold Rolled AISI 444 Stainless Steel Sheet for Water Tank with Ferritic Structure
Price:
2.35
MOQ:
100
Delivery Time:
Negotiable
Product Description
Cold Rolled 444 Stainless Steel Sheet
AISI 444 Inox Sheet for Water Tank Applications
Product Overview
SUS444 stainless steel sheet, also known as AISI 444 or EN 1.4521, is a dual-stabilized ferritic stainless steel containing 2% molybdenum. This nickel-free grade offers excellent corrosion resistance comparable to austenitic grade 316/316L in various applications.
Key Features
- Excellent corrosion resistance comparable to 316/316L stainless steel
- Superior resistance to chloride stress corrosion cracking
- Excellent formability and deep drawability
- Approved for drinking water applications by German (DVGW) and Swiss (SVGW) authorities
- Ideal for heat exchangers, boilers, water heaters, and food processing equipment
Technical Specifications
Chemical Composition (Typical)
| Element | Content (%) |
|---|---|
| Carbon | 0.025 max |
| Manganese | 1.00 max |
| Silicon | 0.60 |
| Chromium | 17.50-19.50 |
| Nickel | 1.00 max |
| Molybdenum | 1.75-2.50 |
| Titanium + Columbium | 0.20 + 4x (C+N) min - 0.80 max |
| Phosphorus | 0.040 max |
| Sulfur | 0.030 max |
| Iron | Balance |
Physical Properties
| Property | Value |
|---|---|
| Density | 0.28 lbs/in³ (7.75 g/cm³) |
| Electrical Resistivity | 22.50 microhm-in (57 microhm-cm) |
| Specific Heat | 0.102 BTU/lb·°F (0.427 kJ/kg·K) |
| Thermal Conductivity | 15.5 BTU/hr/ft²/ft/°F (26.8 W/m·K) |
| Mean Coefficient of Thermal Expansion | 6.1 × 10⁻⁶ in/in/°F (11.0 µm/m·K) |
| Modulus of Elasticity | 29 × 10³ ksi (200 × 10³ MPa) |
| Magnetic Permeability | Magnetic |
| Melting Range | 2700-2790°F (1482-1532°C) |
Mechanical Properties (Annealed)
| Property | Value |
|---|---|
| Ultimate Tensile Strength | 60 KSI min (414 MPa min) |
| Yield Strength (0.2% offset) | 40 KSI min (276 MPa min) |
| Elongation | 22% min |
| Hardness | Rb 90 max |
Available Forms & Finishes
Forms: Coil, Strip, Foil, Ribbon, Wire (Profile, Round, Flat, Square)
Standard Finishes
- #1: Hot rolled, annealed, and descaled
- #2D: Dull finish for deep drawn parts
- #2B: Smooth, brighter finish than 2D
- #BA: Bright annealed cold rolled
- #CBA: Course bright annealed matte finish
- #2BA: Smooth, glossy finish for formed applications
- Polished: Various grit finishes available
Applications
- Stainless steel water tanks
- Heat exchangers and boilers
- Water heaters and solar water heaters
- Food processing equipment
- Brewery and wine making equipment
- Automotive components
- Drinking water piping systems
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
TSING SHAN STEEL INDUSTRIAL LIMITED
Location
NO.288,Youyi Road Xi Shan Dristrict , Wuxi, Jiangsu, China
Contact Person
Gao Ben