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022Cr25Ni7Mo4N
022Cr25Ni7Mo4N is the steel with the best local corrosion resistance among duplex stainless steels, especially the best pitting corrosion resistance, and has high and low degree. It is resistant to chloride stress corrosion and can be welded. It is applicable to heat exchange equipment in the chemical, petroleum, petrochemical and power industries with river water, groundwater and seawater as cooling media, such as seawater desalination equipment, chemical process pressure vessels, pipelines and heat exchangers, offshore oil production technology, oil and natural gas industrial equipment.
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product details
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Brand |
022Cr25Ni7Mo4N |
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Similar brands |
S25073 2507 S32750 X2CrNiMoN25-7-4 SAF2507 |
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Correspondingstandards |
GB/T 20878-2007《Grade and chemical composition of stainless steel and heat-resistant steel》 GB/T 3280-2015《Cold rolled stainless steel sheet and strip》 GB/T 4237-2015 《Hot-rolled stainless steel plate and strip》 GB/T 31303-2014《Austenitic-ferritic duplex stainless steel rod》 |
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Classification |
Duplex stainless steel |
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Performance |
Corrosion resistance |
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Label |
Austenitic-ferritic stainless steel |
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Explain |
022Cr25Ni7Mo4N is the steel with the best local corrosion resistance among duplex stainless steels, especially the best pitting corrosion resistance, and has high and low degree. It is resistant to chloride stress corrosion and can be welded. It is applicable to heat exchange equipment in the chemical, petroleum, petrochemical and power industries with river water, groundwater and seawater as cooling media, such as seawater desalination equipment, chemical process pressure vessels, pipelines and heat exchangers, offshore oil production technology, oil and natural gas industrial equipment. |
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Density |
7.80g/cm3 |
Chemical composition:%
| Element | C | Si | Mn | P | S | Cr | Ni |
Cu |
Mo | N |
| Min. | - | - | - | - | - | 24 | 6 | - | 3 | 0.24 |
| Max. | 0.03 | 0.08 | 1.2 | 0.035 | 0.02 | 26 | 8 | 0.5 | 5 | 0.32 |
Note: The above information is for reference only. Some elements in different standards and specifications may be different.
The information of the above materials is rough description, and any deviation may be used for reference only
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