Durable XM-19 Stainless Steel Round Bar Ideal for Corrosion-Resistant Applications

XM-19 stainless steel, also known as UNS S20910, is a high-performance alloy that offers excellent corrosion resistance, exceptional strength, and outstanding durability. This alloy is ideal for applications requiring resistance to stress corrosion cracking, pitting, and crevice corrosion. With superior toughness and hardness, XM-19 round bars are commonly used in demanding industries such as aerospace, marine, chemical processing, and more.

Chemical Composition:

XM-19 stainless steel is composed of the following elements:

• Carbon (C): 0.05% max

• Manganese (Mn): 1.00%

• Phosphorus (P): 0.03% max

• Sulfur (S): 0.03% max

• Silicon (Si): 0.75% max

• Chromium (Cr): 19.00% - 21.00%

• Nickel (Ni): 15.00% - 17.00%

• Molybdenum (Mo): 2.00% - 3.00%

• Nitrogen (N): 0.10% max

• Iron (Fe): Balance

This unique composition provides XM-19 stainless steel with exceptional resistance to various corrosive environments, particularly in chloride-rich conditions.

Mechanical Properties:

XM-19 stainless steel round bars exhibit remarkable mechanical properties, including:

• Tensile Strength: 115 ksi (790 MPa)

• Yield Strength: 55 ksi (380 MPa)

• Elongation: 40% min in 8 inches

• Hardness: Rockwell C 35 - 38

• Impact Toughness: Excellent, even at low temperatures

These characteristics make XM-19 suitable for a variety of high-stress and high-performance applications where strength and reliability are critical.

Standard Specifications:

XM-19 stainless steel round bars adhere to several recognized standards:

• ASTM A276 - Standard Specification for Stainless Steel Bars and Shapes

• ASTM A240 - Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

• AMS 5906 - Aerospace Material Specification for XM-19 Stainless Steel

• UNS S20910 - Unified Numbering System for XM-19 Stainless Steel

Similar Grades and Alloys:

XM-19 is often compared to other corrosion-resistant stainless steels, such as:

• 304 Stainless Steel - Offers moderate corrosion resistance but lower strength compared to XM-19.

• 316 Stainless Steel - Has better corrosion resistance in marine environments but may not be as strong as XM-19.

• Alloy 625 - Offers excellent resistance to corrosion and higher temperatures but is more expensive.

Other Products Available:

In addition to XM-19 round bars, other forms of XM-19 stainless steel are available for different applications:

• XM-19 Sheets and Plates

• XM-19 Forgings

• XM-19 Tubing and Pipes

• XM-19 Welding Rods

These products are designed to meet the requirements of various industries, including chemical processing, pharmaceutical, aerospace, and marine engineering.

Why Choose XM-19 Stainless Steel?

• Superior Corrosion Resistance: XM-19 excels in resistance to pitting, crevice corrosion, and stress corrosion cracking, making it perfect for harsh environments.

• High Strength: Its high yield and tensile strength offer reliability and durability for heavy-duty applications.

• Versatility: Available in various forms and sizes, XM-19 can be tailored to meet specific application requirements.

• Heat Resistance: XM-19 maintains strength even at elevated temperatures, ensuring it performs well in demanding conditions.

Whether you're working with aggressive chemical environments or need a material that can withstand mechanical stresses, XM-19 stainless steel round bars provide a durable and reliable solution for your application.