Alloy 20 Round Bar

Round Bar

M-Pipe & Fitting Solution Inc. is a reliable company that makes and sells high-quality metal 20-round bars. Alloy 20 is an alloy of nickel, chromium, and molybdenum that is very resistant to corrosion in many conditions. It is also called Carpenter 20, Incoloy 020, or UNS N08020. It comprises 24-26% nickel, 19-21% chromium, 2-3% molybdenum, 3-4% copper, and small amounts of iron, sulfur, and carbon. Copper makes Alloy 20 more resistant to sulfuric acid. This makes it a good choice for uses that involve this corrosive chemical.

Alloy 20 Round Bars, also called Alloy 20 Rods, are solid, cylinder-shaped bars of Alloy 20. These bars are often used in businesses with significant corrosion resistance, such as chemical processing, petrochemical, pharmaceutical, food processing, and marine applications.

Alloy 20-Round Bars’ Characteristics:

Corrosion Resistance: Alloy 20 Round Bars are very resistant to acidic environments, such as sulfuric acid, nitric acid, phosphoric acid, and chloride environments. The high nickel content and the presence of molybdenum and copper give this material its strength.

Mechanical Strength: Nickel Alloy 20 Round Bar are robust and withstand high temperatures and pressures. They keep their shape even when working in harsh conditions, which makes them suitable for demanding uses.

Fabrication: Alloy 20 Round Bars are straightforward to make into different sizes and shapes. They are easy to weld, machine, and forge, making complicated parts and structures possible.

Alloy 20-Round Bars Are Used For:

Chemical Processing: Alloy 20 Round Bars are used a lot in chemical processing plants, where they are in contact with chemicals that eat away at them. They are used in reactors, heat exchanges, piping systems, valves, pumps, and other equipment that handle acids, alkaline solutions, and organic compounds.

Pharmaceutical Business: Alloy 20 Round Bars are used in the pharmaceutical company, especially in making drugs and intermediates for drugs. Because they don’t rust, they can be used to make tools like reaction vessels, storage tanks, and pipe systems.

Food Processing: To work in the food processing business, you need materials that can stand up to the acidity of different foods. Heat exchanges, tanks, and piping systems for making acidic foods and drinks are made from ASTM B473 N08020.

In the petrochemical industry, companies use strong chemicals and need materials to handle harsh conditions. Heat exchanges, condensers, piping systems, and petrochemical refineries use alloy 20-round bars.

Alloy 20 Round Bars are used in marine settings, exposed to seawater and saltwater mist. They are used in nautical fittings, propeller shafts, and other parts that must be very corrosion-resistant.

Alloy 20-Round Bars Have the Following Pros:

Excellent Resistance to Corrosion: Alloy 20 Round Bars are very resistant to corrosion so they can be used in essential applications in harsh chemical environments.

Versatility: ASTM B473 N08020 Alloy 20 Round Bars can be used in many different businesses because they are strong, resistant to corrosion, and easy to shape.

Cost-effective: Alloy 20 Round Bars may have a higher starting cost than some other materials, but their long-term performance and resistance to corrosion can save a lot of money by cutting down on maintenance, downtime, and replacement costs.

Easy to make: Nickel Alloy 20 Round Bar are easy to machine, weld, and forge, making it easy to make them into the forms and sizes you want. It makes making complicated parts and structures easier, saving time and money.

Wide Temperature Range: Alloy 20 Round Bars have good mechanical properties and are resistant to corrosion over a wide range of temperatures, so that they can be used for both high-temperature and low-temperature uses.

Resistance to Sulfuric Acid: Copper in Alloy 20 Round Bars makes them more resistant to sulfuric acid, even in hot solutions. Because of this, they are great for processing sulfuric acid, like in the chemical and petrochemical businesses.

Good Weldability: Alloy 20 Round Bars are easy to weld, so joints and connections can be made without affecting the material’s ability to fight corrosion or its mechanical strength.

Alloy 20-Round Bars’ Limitations:

Availability: Alloy 20 Round Bars may be more challenging to find than other types of stainless steel. Finding a reliable source of the necessary sizes and quantities is essential.

Cost: ASTM B473 can be more expensive than other stainless steel alloys because of the way they are made and because copper and molybdenum are added to them. But the better resistance to corrosion and long-term performance of the material often make up for the cost.

Combination 20 Round Bars are made from nickel, chromium, and molybdenum. They are robust and resistant to corrosion. They are used extensively in corrosive environments, such as chemical processing, petrochemical, pharmaceutical, food processing, and marine uses. Alloy 20 is very resistant to sulfuric acid and other acidic chemicals because of its unique makeup, which includes copper. Alloy 20 Round Bars are also a versatile choice for critical uses because they are easy to make, welded, and can be used in various temperatures. Alloy 20 Round Bars may cost more initially, but they save money in the long run because they last longer and need less upkeep. Overall, Alloy 20 Round Bars are a reliable and long-lasting option for harsh environments where corrosion resistance and mechanical strength are essential. M-Pipe & Fitting Solution, Inc. sells certified round bars that meet foreign standards like API, ASTM, and ISO 9001:2015.

Specifications:ASTM B473  / ASTM SB473
Size:5 mm To 500 mm
Diameter:0.1 mm to 100 mm
Length:100 mm To 3000 mm Long & Above
Finish:Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Tolerance:H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements
Form:Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.


Alloy 200.02 max1.0-2.00.7 max3.0-4.00.005 maxbal2.0-3.032 – 3819 – 21


Alloy 20 contains small amounts of other elements, such as titanium and niobium. This combination of elements provides Alloy 20 with excellent resistance to pitting, crevice corrosion, and stress corrosion cracking in various environments, including sulfuric acid, hydrochloric acid, and seawater.

  • Gas Processing Industry
  • Pharmaceuticals Industry
  • Chemical Industry
  • Pulp and Paper Industry
  • Sea Water Equipment
  • Heat Exchangers
  • Condensers