420 Stainless Steel Block
420 Stainless Steel Block

420 Stainless Steel Block

MOQ : 100 Kilograms

420 Stainless Steel Block Specification

  • Coating Type
  • None/Uncoated (can be coated on request)
  • Hardness
  • 48-56 HRC (when hardened)
  • Heat Resistance
  • Yes
  • Corrosion Resistant
  • Good, moderate to high corrosion resistance
  • Material Composition %
  • Chromium 12-14%, Carbon 0.15-0.4%, Silicon 1% max, Manganese 1% max, Sulphur 0.03% max, Phosphorus 0.04% max, Iron balance
  • Size
  • Available in custom sizes/standard cuts
  • Tensile Strength
  • 700 - 850 MPa Megapascals (MPa )
  • Product Form
  • Solid Block
  • Recyclable
  • Yes
  • Product Name
  • 420 Stainless Steel Block
  • Steel Type
  • Martensitic Stainless Steel
  • Steel Product Type
  • Steel Block
  • Grade
  • 420
  • Thickness
  • 10mm to 300mm (customizable) Millimeter (mm)
  • Steel Standard
  • ASTM A276, ASTM A479, JIS SUS420J2, EN 1.4021
  • Surface
  • Polished / Mill finish
  • Composition
  • Cr 12-14%, C 0.15-0.4%, Si 1% max, Mn 1% max, S 0.03% max, P 0.04% max, Fe balance
  • Application
  • Cutting tools, surgical instruments, industrial machine parts, plastic molds, shear blades
  • Color
  • Silver / Metallic Gray
  • Material Grade
  • AISI 420
  • Finish Type
  • Polished / Bright / Mill finish
  • Usage
  • Machining, Forging, Molding, Toolmaking
  • Machinability
  • Good in annealed condition
  • Maximum Operating Temperature
  • Up to 650C
  • Processing Service
  • Cutting, polishing, machining available
  • Magnetism
  • Magnetic in the hardened condition
  • Delivery Condition
  • Annealed or hardened and tempered
  • Weldability
  • Limited, preheating required
  • Wear Resistance
  • High after hardening and tempering
  • Density
  • 7.75 g/cm3
 

420 Stainless Steel Block Trade Information

  • Minimum Order Quantity
  • 100 Kilograms
  • Payment Terms
  • Cash in Advance (CID)
  • Supply Ability
  • 1000 Kilograms Per Month
  • Delivery Time
  • 10 Days
  • Main Domestic Market
  • All India
 

About 420 Stainless Steel Block



Experience the latest in sterling performance with the 420 Stainless Steel Block, masterfully crafted for supreme reliability across a multitude of engineering and industrial domains. Utilise this magnetic, martensitic steel for applications demanding high wear resistance, such as cutting tools, surgical instruments, and precision machine parts. Offered with polished or mill finishes and customizable dimensions, this block meets international standards like ASTM A276 and EN 1.4021. Access excellent machinability in annealed condition, supreme hardness (up to 56 HRC when hardened), and a robust operating temperature of up to 650C. Delivery is offered annealed, or hardened and tempered, as required.

Primary Competitive Advantages & Targeted Applications

The 420 Stainless Steel Block delivers supreme wear resistance after hardening and tempering, while retaining good machinability in the annealed state. Its sterling corrosion resistance and heat tolerance empower it for surgical tools, industrial machinery, and high-precision molds. Offered in custom sizes and polished finishes, it caters to bespoke engineering needs. Utilised widely in toolmaking, molding, and forging, this steel block shines in demanding environments where durability, adaptability, and performance are essential.


Supply Ability & Export Market Excellence

We ensure reliable, secure shipping and prompt delivery of 420 Stainless Steel Blocks across India and major global export markets. Shipped in protective packaging, each block is processed to exact standards, with a robust supply chain for bulk or custom orders. Our main domestic market is India, with extensive export to regions requiring sterling-quality materials. Experience responsive support and a supply capability tailored for manufacturers, suppliers, and traders seeking exceptional stainless steel solutions.


FAQ's of 420 Stainless Steel Block:


Q: How is the 420 Stainless Steel Block typically utilised in industrial applications?

A: This block is commonly used for making cutting tools, surgical instruments, industrial machine parts, plastic molds, and shear blades owing to its high wear resistance and good machinability.

Q: What are the benefits of choosing the 420 Stainless Steel Block with a polished finish?

A: A polished finish offers enhanced corrosion resistance, a visually appealing surface, and improved performance in hygienic or aesthetic-sensitive applications such as in medical or food processing tools.

Q: When should I use preheating for welding the 420 Stainless Steel Block?

A: Preheating is required before welding due to its limited weldability, which helps to prevent cracking and ensure integrity at the welded joints.

Q: Where can I order customized dimensions for the 420 Stainless Steel Block?

A: Customized dimensions can be ordered directly through our processing service, allowing you to specify length, width, height, and finish according to your precise project needs.

Q: What is the usual process for cutting and machining the 420 Stainless Steel Block?

A: We offer expert cutting, polishing, and machining services to deliver precise blocks ready for further fabrication or immediate use in your specified applications.

Q: How does the magnetism of the 420 Stainless Steel Block change with its condition?

A: The 420 block remains magnetic when hardened, making it suitable for applications requiring magnetic properties, but it can be less magnetic in its annealed condition.

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