Titanium Stabilized AISI 321 Stainless Steel Plate with High Temperature Resistance and Intergranular Corrosion Resistance
Price:
2.35
MOQ:
50
Delivery Time:
Negotiable
Product Description
AISI 321 Stainless Steel Plates, Sheets, Strips & Coils
High-quality stainless steel plates in UNS S32100, 1.4541, and SUS 321 specifications, featuring titanium stabilization for enhanced corrosion resistance and high-temperature performance.
Product Specifications
- Material: Original Type 321 Stainless Steel Plate
- Thickness: 10.0mm - 150.0mm
- Processing Services: Waterjet Cutting, Laser Cutting
- Surface Finish: Hot Rolled NO.1
- Primary Brands: TISCO, BAOSTEEL
Detailed Product Information
| Commodity | 321 Stainless Steel Plate |
|---|---|
| Available Grades | 201, 202, 304, 304L, 316, 316L, 317L, 310S, 321, 904L, 410, 430, 2205, 2507, 904L |
| Brands | TISCO, BAOSTEEL, POSCO, JISCO, LISCO |
| Certifications | SGS, BV, IQI, TUV, ISO |
| Thickness Range | 10.0-150mm or custom requirements |
| Width Range | 500-2000mm or custom requirements |
| Length Range | 1000-6000mm or custom requirements |
| Surface Finishes | No.1 / No.4 / BA / 2B / HL / Mirror / Polished / Brushed |
| Standards | JIS, AISI, ASTM, GB, DIN |
| Delivery Time | Approximately 10 days |
| Minimum Order Quantity | 1 Ton |
Key Advantages: Exceptional quality appearance, superior wear resistance, strong corrosion resistance, decorative effects, durable construction, and aesthetically pleasing finish.
About 321 Stainless Steel
Titanium-bearing stainless steels are stabilized against carbide precipitation and designed for operation within the damaging temperature range where carbide precipitation develops. In Type 321 steel, carbon combines preferentially with titanium to form harmless titanium carbide, leaving chromium in solution to maintain full corrosion resistance. Type 321 is basic Type 304 modified by adding titanium in an amount at least 5 times the carbon plus nitrogen contents.
Chemical Composition - Grade 321
| Element | Min | Max |
|---|---|---|
| C | - | 0.08 |
| Mn | - | 2.00 |
| Si | - | 0.75 |
| P | - | 0.045 |
| S | - | 0.030 |
| Cr | 17.0 | 19.0 |
| Ni | 9.0 | 12.0 |
| N | - | 0.10 |
| Other | Ti = 5(C+N) min, 0.70 max | |
Key Features of 321 Stainless Steel
- Immune to intergranular corrosion when heated within carbide precipitation range
- Titanium addition eliminates chromium carbide formation at grain boundaries
- Superior high-temperature properties compared to 304 or 304L grades
- Suitable for intermittent heating up to 1500°F, continuous service to 1650°F
- Excellent weldability in field applications
- Type 321H variant offers higher carbon content for improved high-temperature creep properties
Industrial Applications
Stainless steel 321 is utilized across numerous industrial applications including:
- Aircraft exhaust manifolds
- Expansion joints and bellows
- Furnace components and heating element tubing
- Heat exchangers
- High-temperature mineral processing screens
- Spiral welded tubes for burner pipes and flues
Technical Background
Grades 321 and 347 are austenitic 18/8 steels (similar to Grade 304) stabilized by titanium (321) or niobium (347) additions. These grades resist intergranular corrosion after heating within the carbide precipitation range of 425-850°C. Grade 321 is ideal for applications up to 900°C, combining high strength, scaling resistance, phase stability, and subsequent aqueous corrosion resistance.
Grade 321H provides higher carbon content for improved high-temperature strength. While 321 offers excellent forming and welding characteristics with outstanding toughness even at cryogenic temperatures, it doesn't polish well and isn't recommended for decorative applications.
Alternative Grade Comparison
| Alternative Grade | Selection Criteria |
|---|---|
| 304L | When requirement is for intergranular corrosion resistance without high-temperature strength needs |
| 3CR12 | For mild high-temperature environments up to approximately 600°C |
| 304H | For mild high-temperature environments up to approximately 800°C |
| 310 | For operating temperatures up to 1100°C - exceeding 321 capabilities |
| S30815 (253MA) | For operating temperatures up to 1150°C - exceeding 321 capabilities |
Product Images
Similar Products
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