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DIN W.Nr.2.4602 Nut
QS Fastener: DIN W.Nr.2.4602 Nut
Name: DIN W.Nr.2.4602 Nut
Material: Hastelloy C-22
Size: M6 to M100
Elongation: 40%
Product Grade: A
Standard: ANSI, DIN
Tensile Strength(Rm): 690 N/mm²
Feature: Good resistance to pitting corrosion, crevice corrosion and stress corrosion cracking, Excellent antioxidant capacity of water medium
Application: For chemical industry, petroleum industry and Acid Corrosion Environment, etc
Material: Hastelloy C-22
Size: M6 to M100
Elongation: 40%
Product Grade: A
Standard: ANSI, DIN
Tensile Strength(Rm): 690 N/mm²
Feature: Good resistance to pitting corrosion, crevice corrosion and stress corrosion cracking, Excellent antioxidant capacity of water medium
Application: For chemical industry, petroleum industry and Acid Corrosion Environment, etc
Quantity
The DIN W.Nr.2.4602 Nut is made from Hastelloy C-22 material, with sizes ranging from M6 to M100, and complies with ANSI and DIN standards. It exhibits excellent corrosion resistance, particularly in chloride-containing, strong acid, and oxidizing media, with outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking. With a tensile strength of 690 N/mm², an elongation rate of 40%, and superior oxidation resistance, it is suitable for critical connecting components in harsh environments such as chemical, petroleum, and natural gas industries, providing highly reliable and long-lasting fastening solutions for your equipment.
The DIN W.Nr.2.4602 Nut delivers exceptional performance in high-temperature environments, designed to meet the demands of extreme industrial applications.
1. Material Characteristics and Composition Design
Hastelloy C-22 is a nickel-based alloy with the following chemical composition:
- Nickel (Ni): Approximately 56%, providing excellent matrix stability and high-temperature strength.
Hastelloy C-22 is a nickel-based alloy with the following chemical composition:
- Nickel (Ni): Approximately 56%, providing excellent matrix stability and high-temperature strength.
- Chromium (Cr): Approximately 22%, forming a dense chromium oxide protective layer to enhance oxidation and corrosion resistance.
- Molybdenum (Mo): Approximately 13%, significantly improving resistance to pitting and crevice corrosion.
- Tungsten (W): Approximately 3%, further enhancing high-temperature strength and creep resistance.
- Iron (Fe): Approximately 3%, as an auxiliary element to optimize material processing performance.
This composition design ensures the DIN W.Nr.2.4602 Nut exhibits superior comprehensive performance at high temperatures, particularly in both oxidizing and reducing environments.
2. High-Temperature Mechanical Properties
In high-temperature environments, the mechanical properties of the DIN W.Nr.2.4602 Nut are as follows:
- Tensile Strength: At 600°C, the tensile strength remains at 450-550 N/mm², far exceeding that of ordinary stainless steel (e.g., 316L stainless steel has a tensile strength of only 200-300 N/mm² at 600°C).
In high-temperature environments, the mechanical properties of the DIN W.Nr.2.4602 Nut are as follows:
- Tensile Strength: At 600°C, the tensile strength remains at 450-550 N/mm², far exceeding that of ordinary stainless steel (e.g., 316L stainless steel has a tensile strength of only 200-300 N/mm² at 600°C).
- Yield Strength: At 600°C, the yield strength is approximately 250-350 N/mm², ensuring it can withstand significant loads even at high temperatures.
- Elongation: At high temperatures, the elongation remains above 30%, indicating excellent plasticity and fracture resistance.
- Creep Resistance: At 600°C and 100 MPa stress, the creep rate is below 1×10⁻⁸ /s, making it suitable for long-term high-temperature operation.
- Fatigue Resistance: Under high-temperature cyclic loading, its fatigue life is significantly better than that of ordinary alloys, enabling it to withstand frequent thermal and mechanical stress cycles.
The high-temperature mechanical properties of the DIN W.Nr.2.4602 Nut make it an ideal choice for extreme environments.
3. High-Temperature Corrosion Resistance
The DIN W.Nr.2.4602 Nut performs exceptionally well in high-temperature oxidizing and corrosive environments:
- Oxidation Resistance: In an oxidizing environment at 600°C, a dense Cr₂O₃ oxide layer forms on the surface, with an oxidation rate of only 0.02 mm/year, far lower than that of ordinary stainless steel (e.g., 304 stainless steel has an oxidation rate of approximately 0.1 mm/year under the same conditions).
The DIN W.Nr.2.4602 Nut performs exceptionally well in high-temperature oxidizing and corrosive environments:
- Oxidation Resistance: In an oxidizing environment at 600°C, a dense Cr₂O₃ oxide layer forms on the surface, with an oxidation rate of only 0.02 mm/year, far lower than that of ordinary stainless steel (e.g., 304 stainless steel has an oxidation rate of approximately 0.1 mm/year under the same conditions).
- Sulfuric Acid Resistance: In high-temperature sulfuric acid environments at 600°C, the corrosion rate is below 0.1 mm/year, making it suitable for high-concentration sulfuric acid environments in flue gas desulfurization (FGD) systems.
- Chloride Ion Resistance: In high-temperature chloride-containing environments (e.g., incinerator flue gas), it exhibits excellent resistance to pitting and crevice corrosion, with a corrosion rate below 0.05 mm/year.
- Fly Ash Resistance: In high-temperature equipment such as incinerators, it effectively resists erosion from sulfides, chlorides, and alkaline substances in fly ash.
The high-temperature corrosion resistance of the DIN W.Nr.2.4602 Nut makes it widely applicable in flue gas desulfurization, incinerators, chemical equipment, and the energy industry.
4. Applications and Advantages
With its excellent high-temperature mechanical properties and corrosion resistance, the DIN W.Nr.2.4602 Nut is an ideal choice for environments up to 600°C. Its stable oxidation resistance, creep resistance, and fatigue resistance make it excel in the following fields:
- Flue Gas Desulfurization (FGD) Systems: In high-temperature, high-concentration sulfuric acid environments, the DIN W.Nr.2.4602 Nut ensures long-term stable operation.
With its excellent high-temperature mechanical properties and corrosion resistance, the DIN W.Nr.2.4602 Nut is an ideal choice for environments up to 600°C. Its stable oxidation resistance, creep resistance, and fatigue resistance make it excel in the following fields:
- Flue Gas Desulfurization (FGD) Systems: In high-temperature, high-concentration sulfuric acid environments, the DIN W.Nr.2.4602 Nut ensures long-term stable operation.
- Incinerator Equipment: In high-temperature chloride-containing and fly ash corrosion environments, the DIN W.Nr.2.4602 Nut provides reliable fastening solutions.
- Chemical Equipment: In strong acid, strong alkali, and oxidizing media, the DIN W.Nr.2.4602 Nut ensures equipment safety and longevity.
- Energy Industry: In high-temperature, high-pressure environments, the DIN W.Nr.2.4602 Nut can withstand extreme conditions, ensuring stable equipment operation.
The DIN W.Nr.2.4602 Nut: A reliable fastening solution for extreme environments!
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