Sanicro 35 and Sanicro 28: Understanding the Chemical Composition and Material Specifications | Emirerristeel

Introduction to Sanicro 35 and Sanicro 28
Sanicro 35 and Sanicro 28 are high-performance alloys developed to withstand harsh environments where corrosion resistance is critical. These nickel-based alloys are renowned for their exceptional properties, making them suitable for various industrial applications.

Sanicro 35: Chemical Composition and Material Specifications
Sanicro 35 is an advanced austenitic alloy with superior resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-containing environments.

Chemical Composition:
– Nickel (Ni): 33-35%
– Chromium (Cr): 27-29%
– Molybdenum (Mo): 2.5-3.5%
– Copper (Cu): 1.5-2.5%
– Nitrogen (N): 0.15-0.25%
– Other elements: Trace amounts of manganese (Mn), silicon (Si), and carbon (C).

Material Properties:
– High strength and toughness.
– Excellent pitting and crevice corrosion resistance.
– Good weldability.

Applications:
– Chemical processing
– Oil and gas industry
– Marine environments

Corrosion Resistance:
– Exceptional resistance to pitting and crevice corrosion.

Temperature Range:
– Suitable for use in a wide range of temperatures.

Sanicro 28: Chemical Composition and Material Specifications
Sanicro 28 is a highly alloyed austenitic stainless steel with excellent resistance to stress corrosion cracking and acidic environments.

Chemical Composition:
– Nickel (Ni): 31-35%
– Chromium (Cr): 26-28%
– Molybdenum (Mo): 3-4%
– Copper (Cu): 0.5-1.5%
– Iron (Fe): Balance
– Other elements: Trace amounts of manganese (Mn), silicon (Si), and carbon (C).

Material Properties:
– High resistance to stress corrosion cracking.
– Excellent pitting and crevice corrosion resistance.
– Good weldability and formability.

Applications:
– Chemical and petrochemical industries
– Handling phosphoric, sulfuric, and hydrochloric acids

Corrosion Resistance:
– Excellent resistance to acidic conditions.

Temperature Range:
– Suitable for use in a wide range of temperatures.

Comparing Sanicro 35 and Sanicro 28: Similarities and Differences
While both Sanicro 35 and Sanicro 28 are designed for environments requiring high corrosion resistance, they have specific differences that make them suitable for distinct applications.

Similarities:
– Both are nickel-based alloys.
– High corrosion resistance.
– Good weldability and formability.

Differences:
– Sanicro 35: Superior resistance to pitting and crevice corrosion, particularly in chloride environments.
– Sanicro 28: Excellent performance in acidic conditions, high resistance to stress corrosion cracking.

Applications and Use Cases of Sanicro 35 and Sanicro 28
Sanicro 35 Applications:
– Chemical processing equipment
– Oil and gas industry components
– Marine applications

Sanicro 28 Applications:
– Chemical and petrochemical processing
– Acid handling and storage
– Components exposed to acidic environments

Where to Use Sanicro 35:
– Environments with high chloride concentrations
– Areas prone to pitting and crevice corrosion

Where to Use Sanicro 28:
– Acidic environments
– Applications requiring high stress corrosion cracking resistance

Conclusion: Choosing the Right Sanicro Alloy for Your Specific Needs
When selecting between Sanicro 35 and Sanicro 28, consider the specific environmental conditions and requirements of your application. Sanicro 35 is ideal for highly corrosive chloride environments, while Sanicro 28 excels in acidic conditions and offers robust resistance to stress corrosion cracking. Evaluating the distinct properties of each alloy will ensure optimal performance and longevity in your specific use case.
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