Stainless Steel 321 Bars are top-notch austenitic stainless steel products crafted for situations where outstanding corrosion resistance, high-temperature strength, and long-lasting durability are a must. Thanks to the addition of titanium, these bars are resistant to intergranular corrosion, making them perfect for use in boilers, heat exchangers, chemical processing equipment, and industrial machinery that operate in extreme temperatures and tough chemical conditions.
The composition of Stainless Steel 321 Bars mainly includes iron, chromium, nickel, and titanium. Chromium plays a key role in providing corrosion resistance, while nickel boosts toughness and ductility. Titanium helps stabilize the microstructure, ensuring that the bars maintain their mechanical integrity even at elevated temperatures. With their impressive tensile strength, thermal stability, and resistance to creep, these bars are well-suited for high-stress, high-temperature, and moderately corrosive environments.
Standard : 321 / 1.4541
Range : 3.17mm to 350mm dia
Designation : ASTM A276, ASME SA276
Finish : Bright, Black, Polish
Thickness: 4.0mm – 100mm
Type: Bar, Bright Bar, Black Bars, Hex Bar, Square Bar, Rods, Polish Bar, Forged Bar, Round Bar
Length : Random, Fix & Cut Length
Grade | Mn | N | P | C | S | Cr | Mo | Si | Ni | Other | |
321 Stainless Steel Nuts | minimum maximum | 2.00 | 0.10 | 0.045 | – 0.08 | 0.030 | 17.0 19.0 | – | 0.75 | 9.0 12.0 | Ti=5(C+N) 0.70 |
Grade | Tensile Strength (MPa) minimum | Yield Strength 0.2% Proof (MPa) minimum | Elongation (% in 50mm) minimum | Hardness | |
Rockwell B (HR B) maximum | Brinell (HB) maximum | ||||
321 Stainless Steel Nuts | 515 | 205 | 40 | 95 | 217 |
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At Amer Stainless, 321 stainless steel panels are rigorously tested to ensure compliance with international quality standards. Necessary documentation, including material test reports (MTRs), chemical and mechanical analyses, and third-party testing certificates, is provided to ensure reliability, durability and accurately defined for industrial applications
Stainless Steel 321 Round Bars Corrosion-resistant product with excellent high-temperature stability. Available in diameters from 0.5″ to 12″, ideal for aerospace and chemical processing applications where durability is critical.
Stainless Steel 321 Flat Bars This product offers superior resistance to oxidation and is available in thicknesses from 0.25″ to 6″ and widths up to 12″. Perfect for structural and high-temperature applications.
Stainless Steel 321 Square Bars Corrosion-resistant product designed for strength, available in sizes ranging from 0.5″ to 6″ on each side. Suitable for industrial applications requiring high-temperature performance.
This Corrosion-resistant product with dimensions from 0.5″ x 1″ to 6″ x 12″. Ideal for use in heavy-duty applications and structures where thermal stability is essential.
Stainless Steel 321 Hexagonal Bars Corrosion-resistant product available in sizes from 0.5″ to 4″ across flats. Used in aerospace and chemical industries where high-temperature resistance is required.
Stainless Steel 321 T-Bars Corrosion-resistant product with dimensions ranging from 0.5″ x 0.5″ to 6″ x 6″. Suitable for structural support and applications demanding high-temperature stability and strength.
You’ll find Stainless Steel 321 Bars being utilized across various sectors, including power plants, petrochemical industries, chemical processing equipment, and high-temperature industrial pipelines. Their unique blend of mechanical strength, heat resistance, and corrosion protection guarantees reliable and long-lasting performance. In short, Stainless Steel 321 Bars offer durable, cost-effective, and trustworthy solutions for essential industrial, structural, and engineering applications.
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