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Stainless Steel 420

This martensitic high-carbon stainless steel possesses extraordinary properties of hardness and abrasion resistance due to its heat-treating capability. It is used for the following applications:

🔪 Cutlery: sculpting knives, table knives, blades, and carving knives.

🩺 Surgical tools

💉 Valve needles

✂️ Shear and scissors blades

🛠️ Power tools

🔧 Valve parts, shaft pumps, and fasteners

⚙️ Screens and bearings

🔥 Steam/gas uses

⚡ Molds, dies, and tooling

Mia Yu has in-depth knowledge in CNC machining, 3D printing, and sheet metal fabrication. She specializes in prototypes, bespoke components, and small-scale manufacturing. Their advanced systems guarantee that your designs are manufactured with unmatched precision.
Mia Yu
Mia Yu
CNC Machining Expert

Specifications for Stainless Steel 420

Examine an extensive table of material properties containing physical, mechanical, electrical, and thermal characteristics for comprehensive analysis. This aids in the informed selection and evaluation of materials.

CategoryProperty/ElementValue(s)Notes
GeneralCommon UsesCutlery, surgical instruments, valves, tools, dies, molds, etc.High hardness and wear resistance
Key PropertiesHardness, wear resistance, corrosion resistanceMagnetic
CompositionCarbon (C)0.16 - 0.25%
Chromium (Cr)12.00 - 14.00%
Other ElementsMn, Si, P, S, FeSee detailed composition above
PhysicalDensity7.75 g/cm³
Thermal Expansion10.3 x10^-6 /K
Modulus of Elasticity200 GPa
Thermal Conductivity24.9 W/m.K
Electrical Resistivity0.55 x10^-6 Ω .m
Mechanical (Bar)Proof Stress500 - 600 MPaUp to 160mm Dia / Thickness
Tensile Strength700 - 950 MPaUp to 160mm Dia / Thickness
Elongation A12 - 13 %Up to 160mm Dia / Thickness
StandardsApplicable StandardsEN 10088-3:2005Bar - Up to 160mm Dia / Thickness
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Get Stainless Steel 420 CNC machining parts from Baetro

Get Stainless Steel 420 CNC machining parts from Baetro

Acquire from Baetro the best in stainless steel 420 CNC machining parts as precision crafted and built for exceptional durability. Meeting the standards of industry, these parts Baetro manufactures guarantee reliability and performance even for the most demanding applications. Baetro is a trusted name for dependability and unmatched CNC machining expertise.

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With more than 1,000 advanced machines, including 5-axis and 4-axis CNC centers, CNC lathes, and wire EDM machines, Kunshan Baetro Precision Automation provides high-end precision machining services.