What is EN 1.4372 material?
Nov 17, 2025
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What is EN 1.4372 material?
EN 1.4372 is an austenitic stainless steel, also known as AISI 201 or X12CrMnNiN17-7-5, characterized by high strength, good ductility, and excellent weldability. It is a chromium-manganese-nickel steel with good oxidation resistance and corrosion resistance, especially under atmospheric and acidic conditions, but its corrosion resistance is generally considered less than some other grades, such as 304 stainless steel. Common applications include small household appliances, catering equipment, and window trim.
What is the equivalent of 1.4372 stainless steel?
1.4372 is the European designation for a type of stainless steel, equivalent to AISI 201. It also has other international names, such as UNS S20100 in the United States and JIS SUS201 in Japan. This material is a low-nickel austenitic stainless steel suitable for structural and decorative applications requiring both high mechanical strength and good corrosion resistance.
| EU EN |
USA - |
Japan JIS |
France AFNOR |
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| X12CrMnNiN17-7-5 |
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1.4372 stainless steel Chemical Composition(%)
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.15 max |
| Silicon (Si) | 1.00 max |
| Manganese (Mn) | 5.50 – 7.50 |
| Phosphorus (P) | 0.060 max |
| Sulfur (S) | 0.030 max |
| Nickel (Ni) | 0.50 – 1.00 |
| Chromium (Cr) | 16.00 – 18.00 |
1.4372 stainless steel Mechanical Property
| Properties | Value |
|---|---|
| Tensile Strength | 515 MPa (75 ksi) |
| Yield Strength | 275 MPa (40 ksi) |
| Elongation | 40% min |
| Modulus of Elasticity | 200 GPa (29,000 ksi) |
| Poisson's Ratio | 0.28 |
| Hardness | HRB 95 max |
Corrosion resistance of 1.4372 stainless steel
1.4372 stainless steel has good corrosion resistance, especially in atmospheric and acidic environments, but its corrosion resistance is generally not as good as that of 304 (1.4301) stainless steel, especially in chloride-rich environments. It can withstand corrosion from urban air, fresh water, and non-acidic chemicals, and retains its oxidation resistance at temperatures up to 840 degrees Celsius.
What is the density of 1.4372 SS ?
The density of stainless steel grade 1.4372 is typically 7.8 g/cm³. This is also known as AISI 201 stainless steel. It's an austenitic chromium-manganese stainless steel with good oxidation resistance.
Is 1.4372 SS stainless steel magnetic?
No, 1.4372 SS (also known as AISI 201) stainless steel is generally considered non-magnetic when annealed (heat-treated to relieve internal stresses).
1.4372 stainless steel machinability
1.4372 (AISI 201) stainless steel has poor machinability due to its high work hardening rate, which makes it difficult to machine compared to some other stainless steels. To improve the machining process, it is essential to use sharp, high-quality tooling with appropriate cutting geometry, along with proper feed rates and depth of cut.
EN 1.4372 stainless steel price per kg:
USD $1.60 – $2.20 / kg:(depending on thickness, finish, order quantity, and region)
Is 1.4372 stainless steel food-grade?
Yes, 1.4372 stainless steel (also known as AISI 201) is suitable for many food-grade applications due to its corrosion resistance, especially for contact with food products like milk, beer, coffee, and oil. While it is used for many kitchen items and food processing equipment, it may not be the best choice for all applications, particularly those involving high-chloride environments where its corrosion resistance is lower than that of more expensive grades like 304.
If you have a project need for 201 1.4372 stainless steel bar, we welcome your order. GNEE has a large inventory of popular products for you to choose from. We process these bars into a variety of practical product forms, including sheet, coil, tube, bar, and wire. For detailed chemical composition and free samples, please contact our factory today. We offer competitive pricing and excellent service. Email: sales@gneestainless.com

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