Hastelloy C-4/NS335/NS3305/N06455/2.4610/NiMo16Cr16Ti Nut For Aggressive Chemical Environments

Hastelloy C-4/NS335/NS3305/N06455/2.4610/NiMo16Cr16Ti Nut For Aggressive Chemical Environments

Hastelloy C-4 (also known as NS335, NS3305, N06455, 2.4610, NiMo16Cr16Ti) is a nickel-based alloy known for its exceptional resistance to corrosion, particularly in harsh chemical environments. Nuts made from Hastelloy C-4 offer excellent performance in extreme conditions, including exposure to strong oxidizing and reducing agents. This alloy is particularly effective in resisting pitting, stress corrosion cracking, and crevice corrosion, making it ideal for use in chemical processing, power plants, and marine applications.  

With a composition rich in nickel, molybdenum, and chromium, Hastelloy C-4 nuts maintain strength and stability even at high temperatures. The addition of titanium enhances thermal stability, preventing embrittlement over extended exposure. These fasteners are commonly used in industries requiring superior corrosion resistance, such as aerospace, pharmaceuticals, and pollution control. Their durability and reliability make them a preferred choice for securing critical equipment in aggressive environments.

Trade Code

Hastelloy C-4 (also known as NS335, NS3305, N06455, 2.4610, or NiMo16Cr16Ti) nuts are specialized fasteners made from a nickel-molybdenum-chromium alloy with excellent corrosion resistance. Here are the key features:

Key Features of Hastelloy C-4 Nuts

• Superior Corrosion Resistance – Excellent resistance to strong oxidizing and reducing environments, particularly in acidic conditions such as hydrochloric acid, sulfuric acid, and nitric acid.
• High-Temperature Stability – Maintains mechanical integrity and corrosion resistance at elevated temperatures up to 1038°C (1900°F).
• Exceptional Thermal Stability – Compared to other Hastelloy grades, C-4 offers superior resistance to grain boundary precipitation, making it ideal for high-temperature applications.
• Outstanding Resistance to Stress Corrosion Cracking (SCC) – Highly resistant to chloride-induced SCC and pitting, making it suitable for harsh marine and chemical environments.
• High Strength and Durability – Provides excellent mechanical properties, including high tensile strength and toughness.
• Good Fabricability – Can be machined, formed, and welded with relative ease compared to other high-performance nickel alloys.

Hastelloy C-4 (also known as NS335, NS3305, N06455, 2.4610, NiMo16Cr16Ti) nuts are high-performance fasteners made from a corrosion-resistant nickel-molybdenum-chromium alloy. They are widely used in industries that require exceptional resistance to harsh environments, especially in extreme temperatures and aggressive chemical conditions.

Applications of Hastelloy C-4 Nuts:

• Chemical Processing Industry:

  • Used in reactors, heat exchangers, and piping systems handling strong acids (e.g., hydrochloric acid, sulfuric acid, nitric acid).
  • Ideal for environments containing oxidizing and reducing agents.

• Aerospace and Defense:

  • Applied in jet engines and aerospace components requiring high strength and oxidation resistance.
  • Suitable for fasteners in high-temperature environments.

• Power Plants:

  • Used in nuclear power and fossil fuel power plants due to their resistance to heat and corrosion.
  • Essential in heat exchangers, boilers, and superheaters.

• Marine and Offshore Industries:

  • Corrosion-resistant fasteners for offshore drilling rigs, desalination plants, and shipbuilding.
  • Performs well in seawater and salt-laden atmospheres.

• Pharmaceutical and Food Processing:

  • Used in equipment that must meet stringent hygiene standards while withstanding chemical cleaning agents.
  • Ideal for bioreactors and sterilization systems.

• Pulp and Paper Industry:

  • Withstands corrosive chemicals used in bleaching and pulping processes.
  • Ensures durability in high-temperature, high-moisture environments.

• Environmental and Waste Treatment:

  • Used in scrubbers, filters, and containment systems for hazardous waste processing.
  • Resistant to acidic and alkaline effluents.

Key Advantages of Hastelloy C-4 Nuts:

• Exceptional resistance to oxidation and corrosion.
• Maintains mechanical integrity in high temperatures up to 1038°C (1900°F).
• Resistant to intergranular corrosion, stress corrosion cracking, and pitting.
• Suitable for extreme environments with mixed acid exposure.