About ER 310 Tig Wire

ER 310 TIG wire is a high-alloy stainless steel filler metal used for welding 310 and 310S stainless steels. It offers excellent oxidation and corrosion resistance at high temperatures. Ideal for applications in furnaces, heat treatment equipment, and petrochemical processing, it provides strong, durable welds.

ER 310 Tig Wire Chemical Compositions:

The chemical composition of ER 310 TIG wire typically includes:

  • Carbon (C): ≤ 0.25%
  • Chromium (Cr):0-26.0%
  • Nickel (Ni):0-22.0%
  • Manganese (Mn): ≤ 2.0%
  • Silicon (Si): ≤ 0.75%
  • Phosphorus (P): ≤ 0.03%
  • Sulphur (S): ≤ 0.03%
  • Iron (Fe): Balance

These elements provide the wire with its high-temperature strength and oxidation resistance.

ER 310 Tig Wire Physical Properties:

ER 310 TIG wire exhibits the following physical properties:

  • Density: Approximately 7.9 g/cm³, similar to other stainless steels.
  • Melting Point: In the range of 2550-2650°F (1400-1450°C), typical for stainless steel alloys.
  • Tensile Strength: High tensile strength, typically above 75,000 psi (517 MPa), ensuring strong welds.
  • Yield Strength: Generally higher than 30,000 psi (210 MPa), providing resistance to deformation under load.
  • Elongation: Typically 30-40% in 2 inches, indicating its ductility.
  • Hardness: Typically 160-190 HB (Brinell Hardness), offering good resistance to surface wear.

These properties make ER 310 TIG wire suitable for high-temperature applications where strength, corrosion resistance, and durability are paramount, such as in furnaces, heat treatment equipment, and petrochemical processing.

ER 310 Tig Wire Mechanical Properties:

ER 310 TIG wire boasts impressive mechanical properties:

  • Tensile Strength: Typically exceeds 75,000 psi (517 MPa), ensuring welds withstand high-stress environments.
  • Yield Strength: Generally higher than 30,000 psi (210 MPa), indicating its ability to resist deformation under load.
  • Elongation: Typically 30-40% in 2 inches, showcasing its ductility and ability to stretch before breaking.
  • Hardness: Usually falls within the range of 160-190 HB (Brinell Hardness), providing resistance to surface wear and abrasion.

These mechanical attributes ensure ER 310 TIG wire delivers strong, durable welds capable of withstanding demanding conditions, especially in high-temperature applications like furnaces and petrochemical processing equipment.

ER 310 Tig Wire Mechanical Applications

ER 310 TIG wire finds mechanical applications in:

  • High-Temperature Environments: Furnaces, boilers, and heat exchangers where resistance to oxidation and high temperatures is crucial.
  • Petrochemical Industry: Welding of pipes, reactors, and other equipment exposed to corrosive chemicals and extreme conditions.
  • Power Generation: Fabrication and repair of components in power plants subjected to high temperatures and pressures.
  • Aerospace and Automotive: Welding of exhaust systems and engine components requiring high-temperature strength and corrosion resistance.
  • Heat Treatment Equipment: Construction and repair of annealing and heat treatment furnaces.
  • Chemical Processing: Welding of vessels, tanks, and pipelines handling corrosive substances at elevated temperatures.

In these applications, ER 310 TIG wire’s superior mechanical properties ensure reliable and durable welds, crucial for maintaining structural integrity and performance under challenging conditions.