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Hastelloy C-22 Thread Rod
QS Fastener: Hastelloy C-22 Thread Rod
Name: Hastelloy C-22 Thread Rod
Standard: ANSI, DIN
Material: N06022
Size: M6 to M100
Length: 30 to 3000 mm
Product Grade: A
Tensile Strength(Rm): 690 N/mm²
Elongation: 40%
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
Standard: ANSI, DIN
Material: N06022
Size: M6 to M100
Length: 30 to 3000 mm
Product Grade: A
Tensile Strength(Rm): 690 N/mm²
Elongation: 40%
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 Hastelloy C-22 Thread Rod is manufactured from N06022 material, complying with ANSI and DIN standards. It is available in sizes ranging from M6 to M100, with customizable lengths up to 3000 mm, meeting diverse needs. With a tensile strength of up to 690 N/mm² and an elongation rate of 40%, it exhibits excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, particularly excelling in acidic corrosive environments. Widely used in chemical, petroleum, and other industries, it is ideal for harsh environments such as strong acids and highly oxidizing media, ensuring extended equipment life and safe operation. The Hastelloy C-22 Thread Rod, with its professional quality, helps your engineering projects push the limits!
The UNS N06022 is a nickel-based alloy renowned for its exceptional corrosion resistance in demanding environments. Its unique chemical composition (nickel, chromium, molybdenum, tungsten, etc.) grants it superior resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-containing environments.
1. Resistance to Pitting, Crevice Corrosion, and Stress Corrosion Cracking
The Hastelloy C-22 Thread Rod performs exceptionally in chloride-containing environments, primarily due to its high molybdenum (Mo) and chromium (Cr) content, which significantly enhance its resistance to pitting and crevice corrosion.
The Hastelloy C-22 Thread Rod performs exceptionally in chloride-containing environments, primarily due to its high molybdenum (Mo) and chromium (Cr) content, which significantly enhance its resistance to pitting and crevice corrosion.
Pitting Resistance:
- In ASTM G48 standard testing, the critical pitting temperature (CPT) of the Hastelloy C-22 Thread Rod reaches 85°C, far exceeding other nickel-based alloys (e.g., C-276’s CPT is 65°C).
- In ASTM G48 standard testing, the critical pitting temperature (CPT) of the Hastelloy C-22 Thread Rod reaches 85°C, far exceeding other nickel-based alloys (e.g., C-276’s CPT is 65°C).
- In a 6% FeCl₃ solution, the pitting potential (Epit) is 1.2 V, indicating its high stability in chloride-containing environments.
Crevice Corrosion Resistance:
- In a 10% FeCl₃ + 1% HCl solution, the critical crevice temperature (CCT) of the Hastelloy C-22 Thread Rod is 70°C, significantly better than the C-276 alloy (CCT of 50°C).
- In seawater environments, the crevice corrosion rate is below 0.01 mm/year, almost negligible.
- In a 10% FeCl₃ + 1% HCl solution, the critical crevice temperature (CCT) of the Hastelloy C-22 Thread Rod is 70°C, significantly better than the C-276 alloy (CCT of 50°C).
- In seawater environments, the crevice corrosion rate is below 0.01 mm/year, almost negligible.
Stress Corrosion Cracking Resistance:
- In a boiling 42% MgCl₂ solution, the stress corrosion cracking time (SCC) exceeds 1000 hours, far surpassing other alloys (e.g., 316L stainless steel’s SCC time is only 24 hours).
- In a boiling 42% MgCl₂ solution, the stress corrosion cracking time (SCC) exceeds 1000 hours, far surpassing other alloys (e.g., 316L stainless steel’s SCC time is only 24 hours).
- In high-temperature, high-pressure chloride-containing environments, the Hastelloy C-22 Thread Rod exhibits excellent resistance to stress corrosion cracking, making it suitable for critical components in chemical equipment.
2. Performance in Oxidizing and Reducing Media
The Hastelloy C-22 Thread Rod performs exceptionally in both oxidizing and reducing media, withstanding various strong acids and complex chemical environments.
The Hastelloy C-22 Thread Rod performs exceptionally in both oxidizing and reducing media, withstanding various strong acids and complex chemical environments.
Hydrochloric Acid (HCl):
- In a 20% HCl solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.1 mm/year, demonstrating excellent corrosion resistance.
- In a 20% HCl solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.1 mm/year, demonstrating excellent corrosion resistance.
- At high temperatures (80°C), the corrosion rate of the Hastelloy C-22 Thread Rod remains below 0.5 mm/year, far superior to other alloys.
Sulfuric Acid (H₂SO₄):
- In a 10% H₂SO₄ solution, the corrosion rate is below 0.05 mm/year.
- In a 50% H₂SO₄ solution, the corrosion rate is below 0.2 mm/year, showing high stability.
- In a 10% H₂SO₄ solution, the corrosion rate is below 0.05 mm/year.
- In a 50% H₂SO₄ solution, the corrosion rate is below 0.2 mm/year, showing high stability.
Nitric Acid (HNO₃):
- In a 65% HNO₃ solution, the corrosion rate is below 0.01 mm/year, making it suitable for highly oxidizing environments.
- In a 65% HNO₃ solution, the corrosion rate is below 0.01 mm/year, making it suitable for highly oxidizing environments.
Phosphoric Acid (H₃PO₄):
- In an 85% H₃PO₄ solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.1 mm/year, demonstrating excellent corrosion resistance.
- In an 85% H₃PO₄ solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.1 mm/year, demonstrating excellent corrosion resistance.
Hydrofluoric Acid (HF):
- In a 10% HF solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.2 mm/year, making it suitable for highly reducing environments.
- In a 10% HF solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.2 mm/year, making it suitable for highly reducing environments.
3. Resistance to Wet Chlorine, Hypochlorites, Ferric Chloride, and Cupric Chloride
The Hastelloy C-22 Thread Rod exhibits strong resistance to chlorine-containing media, making it suitable for chemical and environmental protection applications.
The Hastelloy C-22 Thread Rod exhibits strong resistance to chlorine-containing media, making it suitable for chemical and environmental protection applications.
Wet Chlorine:
- In a 100°C wet chlorine environment, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.01 mm/year, showing high stability.
- In a 100°C wet chlorine environment, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.01 mm/year, showing high stability.
Hypochlorites (NaClO):
- In a 10% NaClO solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.05 mm/year, making it suitable for water treatment equipment.
- In a 10% NaClO solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.05 mm/year, making it suitable for water treatment equipment.
Ferric Chloride (FeCl₃):
- In a 6% FeCl₃ solution, the corrosion rate is below 0.01 mm/year, demonstrating excellent corrosion resistance.
- In a 6% FeCl₃ solution, the corrosion rate is below 0.01 mm/year, demonstrating excellent corrosion resistance.
Cupric Chloride (CuCl₂):
- In a 5% CuCl₂ solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.02 mm/year, making it suitable for critical components in chemical equipment.
- In a 5% CuCl₂ solution, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.02 mm/year, making it suitable for critical components in chemical equipment.
4. Performance in Seawater, Brine, and Other Salt-Containing Environments
The Hastelloy C-22 Thread Rod exhibits excellent corrosion resistance in salt-containing environments, making it suitable for marine engineering and seawater desalination.
The Hastelloy C-22 Thread Rod exhibits excellent corrosion resistance in salt-containing environments, making it suitable for marine engineering and seawater desalination.
Seawater Environment:
- In natural seawater, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.005 mm/year, almost negligible.
- In high-temperature (60°C) seawater, the corrosion rate remains below 0.01 mm/year, showing high stability.
- In natural seawater, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.005 mm/year, almost negligible.
- In high-temperature (60°C) seawater, the corrosion rate remains below 0.01 mm/year, showing high stability.
Brine Environment:
- In a 3.5% NaCl solution, the corrosion rate is below 0.01 mm/year, making it suitable for brine treatment equipment.
- In saturated brine, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.02 mm/year, demonstrating excellent corrosion resistance.
- In a 3.5% NaCl solution, the corrosion rate is below 0.01 mm/year, making it suitable for brine treatment equipment.
- In saturated brine, the corrosion rate of the Hastelloy C-22 Thread Rod is below 0.02 mm/year, demonstrating excellent corrosion resistance.
Summary
The Hastelloy C-22 Thread Rod, with its exceptional corrosion resistance, performs outstandingly in chloride-containing, strong acid, highly oxidizing, reducing, and salt-containing environments. Its superior resistance to pitting, crevice corrosion, and stress corrosion cracking makes it an ideal material for chemical, petroleum, natural gas, and environmental protection industries. Whether in wet chlorine, hypochlorites, ferric chloride, cupric chloride, or seawater and brine environments, the Hastelloy C-22 Thread Rod provides reliable corrosion resistance, ensuring long equipment life and efficient operation.
The Hastelloy C-22 Thread Rod, with its exceptional corrosion resistance, performs outstandingly in chloride-containing, strong acid, highly oxidizing, reducing, and salt-containing environments. Its superior resistance to pitting, crevice corrosion, and stress corrosion cracking makes it an ideal material for chemical, petroleum, natural gas, and environmental protection industries. Whether in wet chlorine, hypochlorites, ferric chloride, cupric chloride, or seawater and brine environments, the Hastelloy C-22 Thread Rod provides reliable corrosion resistance, ensuring long equipment life and efficient operation.
The Hastelloy C-22 Thread Rod: Professional quality, helping your engineering projects push the limits!
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