Stainless Steel 440B Round Bar & Rods

Stainless Steel 440B Round Bar & Rods

SS 440B (UNS S44003)round bars/rods are indeed suitable for high-temperature environments and find utility in various industrial applications. Here are some key features and industries where SS 440B round bars/rods are commonly used:

  1. High-temperature resistance: SS 440B round bars/rods can withstand high temperatures, making them suitable for applications where the operating temperature can reach up to 750°C. This high-temperature resistance allows the material to maintain its mechanical properties and structural integrity in demanding industrial environments.

  2. Forming and welding abilities: SS 440B exhibits excellent forming and welding abilities, making it easier to shape and join in manufacturing processes. This enhances its versatility and usability in industries where elevated temperatures are involved.

  3. Paper and pulp industry: SS 440B round bars/rods are used in the paper and pulp industry, which often operates at high temperatures. The material's resistance to heat and its ability to withstand forming and welding processes make it suitable for equipment used in paper production and pulp processing.

  4. Power generation plants: SS 440B is utilized in power generation plants, including thermal power plants and other facilities where high temperatures are present. It can be used in applications such as boilers, turbines, and heat exchangers that operate under demanding conditions.

  5. Petrochemical industry: The petrochemical industry requires materials that can withstand high temperatures and corrosive environments. SS 440B round bars/rods are employed in this industry for equipment such as reactors, piping, and valves that handle chemicals and high-temperature processes.

  6. Other industries: SS 440B round bars/rods also find applications in heat exchangers, condensers, chemical equipment, sugar industry, gas processing, pharmaceutical equipment, and other industries where high-temperature resistance and good forming and welding abilities are essential.

STAINLESS STEEL ROUND BAR EQUIVALENT GRADES

STANDARD UNS WNR.
SS 440B S44003 1.4112

 

CHEMICAL COMPOSITION OF STAINLESS STEEL ROUND BAR

Grade C Mn Si P S Cr Ni
440B 0.6 - 0.75 1.00 max 1.00 max 0.04 max 0.030 max 16.00 - 18.00 -

 

MECHANICAL PROPERTIES OF STAINLESS STEEL ROUND BAR

Tempering Temperature (°C) Tensile Strength (MPa) Yield Strength 0.2% Proof (MPa) Elongation (% in 50mm) Hardness Rockwell (HR C) Impact Charpy V (J)
Annealed* 758 448 14 269HB max -
204 2030 1900 4 59 9
260 1960 1830 4 57 9
316 1860 1740 4 56 9
371 1790 1660 4 56 9
* Annealed properties are typical for Condition A of ASTM A276# Brinell Hardness is ASTM A276 specified maximum for annealed 440B, B and C.

 

SS Round Bar Application Industries Our Stainless Steel SS Round Bar are used in a wide range of applications and various industries. Below are a few of them:

Petrochemical Industry

Oil and Gas Industry

Chemical Industry

Power Plant Industry

Energy Industry

Pharmaceuticals Industry

Pulp & Paper Indusry

Food Processing Industry

Aerospace Industry

Refining Industry

STANDARD UNS WNR.
SS 440B S44003 1.4112
Grade C Mn Si P S Cr Ni
440B 0.6 - 0.75 1.00 max 1.00 max 0.04 max 0.030 max 16.00 - 18.00 -
Tempering Temperature (°C) Tensile Strength (MPa) Yield Strength 0.2% Proof (MPa) Elongation (% in 50mm) Hardness Rockwell (HR C) Impact Charpy V (J)
Annealed* 758 448 14 269HB max -
204 2030 1900 4 59 9
260 1960 1830 4 57 9
316 1860 1740 4 56 9
371 1790 1660 4 56 9
* Annealed properties are typical for Condition A of ASTM A276# Brinell Hardness is ASTM A276 specified maximum for annealed 440B, B and C.