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347 Stainless Steel Round Bar

Strong and Corrosion-Resistant: 347 Stainless Steel Round Bar for Demanding Applications

Superior Strength and Durability: Get 347 Stainless Steel Round Bar

Versatile and Reliable: Choose 347 Stainless Steel Round Bar for a Wide Range of Applications.

It is commonly used in the production of stainless steel products. It is typically used in the 800-1500°F temperature range. This grade is stabilized against chromium carbide precipitation by adding niobium, which causes niobium carbides to precipitate, allowing it to be used in the high-temperature range.

Machinability & Welding of 347 Bar

347 bar exhibits excellent intergranular corrosion resistance after being exposed to temperatures ranging from 800°F to 1500°F. This grade also exhibits superior oxidation resistance up to 1500°F and has high creep and stress rupture capabilities. In addition, it has good low-temperature toughness and is nonmagnetic when it is in an annealed state.

The Uses of 347 Round Steel Bar

347 round bar, also known as 347 stainless steel round bar, is a high-quality and high-performance material that provides excellent anti-corrosion and welding performance, making it an economical and practical choice for many industries.

It has a wide range of applications in industries such as machine-building, aviation, medical equipment, and more. The advantages of 347 round bar are numerous, including its corrosion resistance, high strength, good ductility, and excellent weldability.

If you are searching for a durable, corrosion-resistant, and affordable material for your project, look no further than 347 bar. Its high strength-to-weight ratio makes it a versatile option for various applications, including:

  • Aerospace components
  • Chemical processing equipment
  • Heat exchangers
  • Petroleum refining equipment
  • Food processing equipment
  • And more!

Properties of 347 Bar

0.288 lbs/in3

95,000 ksi

39,900 ksi

0.12 BTU/lb-°F

28.0 x 106 psi

133 BTU/hr/ft2/ft/°F

2550 – 2635°F

72 Microhm-cm at 20°F

0.288 lbs/in3

95,000 ksi

39,900 ksi

0.12 BTU/lb-°F

 8.0 x 106 psi

133 BTU/hr/ft2/ft/°F

 2550 – 2635°F

72 Microhm-cm at 20°F

347 stainless steel round bar

Chemical Properties of 347 Bar








Columbium & Tantalum 




0.08 0.04







O’Hare’s 347 Round Bar

347 round bar has a variety of advantages over other types of bars. It can be made in any size from 3/8″ to 2″ in diameter and up to 36″ long. It has excellent corrosion resistance properties because it contains 18% chromium and 8% nickel which makes it resistant to atmospheric exposure, freshwater exposure, salt water exposure, galvanic corrosion, and pitting corrosion. This bar also has good strength properties because it is hardenable through heat treatment and offers good workability with its low duct.

O’Hare Precision Metals is a leading manufacturer of 347 stainless steel round bar stocks. We have been in this industry for years, and we are always looking to provide our customers with the best quality products. We manufacture, supply, and export 347 round bar supplies, which are one of the most popular grades of stainless steel. It has excellent corrosion resistance and good weldability.

Do you have questions about 347 bar? Just contact our highly skilled personnel in O’Hare Precision Metals. We are dedicated to providing smooth-flow service. You can easily call right now and know more about a variety of products.

Request a quote for 347 round bar stocks!