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Raian IonescuMaterial quality very good. we have cooperate more than 10 Years. They trade lots kinds of steel material. All material quality good. They duty for all material quality. We are planing continue cooperate with them in the future
Corrosion Resistant SUS444 Stainless Steel Sheet with Bright Surface and Cold Rolled Technique
Product Details
| Model NO. | 444 | Shape | Flat |
|---|---|---|---|
| Technique | Cold Rolled | Surface Treatment | Bright |
| Specification | 1220*2440, 1500*3000, 1500*6000, 2000*6000mm | Production Capacity | 500000kgs |
| Carbon Content | 0.025 Max | Chromium Content | 17.50-19.50 |
| Molybdenum Content | 1.75-2.50 | Density | 7.75 G/cm3 |
| Electrical Resistivity | 22.50 (57) Microhm-in | Thermal Conductivity | 15.5 (26.8) BTU/hr/ft2/ft/°F |
| Tensile Strength | 60 KSI Min (414 MPa Min) | Yield Strength | 40 KSI Min (276 MPa Min) |
| Elongation | 22% Min | ||
| Highlight | Corrosion Resistant Stainless Steel Sheet,Cold Rolled SUS444 Sheet,Bright Surface AISI 444 Sheet |
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Product Description
SUS444 Stainless Steel Sheet
AISI 444 stainless steel sheet, also known as EN 1.4521, is a dual-stabilized ferritic stainless steel containing 2% molybdenum. This grade offers excellent corrosion resistance comparable to austenitic grades 4401/4404, making it ideal for various industrial applications.
Material Specifications
Grade 1.4521 is equivalent to European code 1.4521 and American standard ASTM 444. With 18% chromium content and molybdenum alloying, this steel provides higher strength values compared to grade 1.4509 while maintaining excellent formability.
Key Features
- Excellent corrosion resistance comparable to 316 stainless steel
- Superior resistance to chloride stress corrosion cracking
- Excellent deep drawability and cold formability
- Dual stabilization with titanium and niobium
- Low work hardening rate for easier machining
- Approved for drinking water applications by German (DVGW) and Swiss (SVGW) authorities
Typical Chemical Composition
| 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 μΩ·in (57 μΩ·cm) at 68°F (20°C) |
| 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) |
| 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
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 finish with brighter appearance
- #BA - Bright annealed cold rolled
- #CBA - Course bright annealed matte finish
- #2BA - Smooth glossy finish for formed applications
- Polished - Various grit finishes available
Not all finishes are available for all alloys - Contact sales for availability
Primary Applications
Food processing equipment, brewery and wine making equipment, hot-water tanks, heat-exchanger tubing, automotive components, solar water heaters, and drinking-water environments.
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