410 Stainless Steel Flat Bar
410 stainless steel is a martensitic stainless steel with moderate corrosion resistance, good machinability, and excellent strength and hardness. When formed into flat bar form, it becomes 410 stainless steel flat bar, widely used in various applications requiring high strength and wear resistance.
Features
Corrosion Resistance
410 stainless steel has relatively good corrosion resistance, especially in atmospheric air, water vapor, and mild acid environments. However, its corrosion resistance is lower than that of austenitic stainless steels such as 304 and 316.
Strength and Hardness
Through heat treatment (such as quenching and tempering), 410 stainless steel can achieve high strength and hardness, making it ideal for applications requiring high stress resistance.
Magnetism
410 stainless steel is magnetic and can be easily identified by magnets.
Machinability
It has good machinability and can be easily processed by turning, milling, drilling, and other processes.
Heat treatment
410 stainless steel can be heat treated to adjust its mechanical properties, such as increasing hardness through quenching and increasing toughness through tempering.
Common Applications
Knives and Cutlery
Machinery Parts
Petrochemical Equipment
Construction and Decoration
Specifically used for high hardness blades, scissors, shafts, bolts, nuts, pump shafts, valve components, and structural parts like frames and brackets requiring both strength and aesthetics.
| 410 Stainless Steel Flat Bar Specifications |
| Specification: | A276/484 / DIN 1028 |
| Material: | 303 304 316 321 410 420 |
| Round Bars Range: | OD 4mm to 500mm |
| Width: | 1mm to 500mm |
| Thickness: | 1mm to 500mm |
| Technique: | HRAP, Cold drawn, Forged, Cut Sheet/Coil |
| Length: | 3 to 6 Meters / 12 to 20 feet |
| Marking: | Size, Grade, Manufacture name on Each Piece |
| Packing: | Singal marking, bundled by weaving bag |
| Stainless Steel 410 Equivalent Grades |
| STANDARD | JIS | WERKSTOFF | AFNOR | BS | GOST | UNS |
| SS 410 | SUS 410 | 1.4006 | Z12C13 | 410 S21 | - | S43000 |
| 410 Chemical Composition |
| Grade | C | Mn | Si | P | S | Cr | Ni |
| SS 410 | 0.15 max | 1.0 max | 1.0 max | 0.040 max | 0.030 max | 11.5 – 13.5 | 0.75 |
| Mechanical Properties |
| Tensile Strength | Yield Strength (0.2% Offset) | Elongation |
| MPa: 450 | MPa – 205 | 20% |
Frequently Asked Questions
What are the primary characteristics of 410 stainless steel?
410 stainless steel is a martensitic alloy known for its high strength, hardness, and moderate corrosion resistance. It is magnetic and can be heat-treated to enhance its mechanical properties.
Can 410 stainless steel flat bars be heat treated?
Yes, 410 stainless steel is highly responsive to heat treatment. It can be hardened through quenching and then tempered to achieve the desired balance of hardness and toughness.
How does the corrosion resistance of 410 compare to 304?
410 stainless steel has good corrosion resistance in mild environments and air. However, its resistance is lower than austenitic grades like 304 or 316, which contain higher levels of chromium and nickel.
Is 410 stainless steel magnetic?
Yes, 410 stainless steel is a martensitic grade and is naturally magnetic in both the annealed and hardened conditions.
What are the typical dimensions for 410 flat bars?
Commonly available widths and thicknesses range from 1mm up to 500mm, with standard lengths usually between 3 to 6 meters (12 to 20 feet), though custom sizes can often be produced.
What industries use 410 stainless steel flat bars most frequently?
They are widely used in the cutlery industry for blades, the automotive and machinery sectors for shafts and bolts, and in petrochemical applications where moderate corrosion resistance is sufficient.
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