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| Steel Grade | 4Cr5MoSiV1 |
|---|---|
| Length | 19mm-5000mm |
| Width | 19mm-2350mm |
| Thickness | 20mm-900mm |
| Hardness | 48-52 HRC |
| MOQ | 1 piece |
| Lead Time | 1–3 days after confirmation |
| Shipping From | Dongguan City, China |
4Cr5MoSiV1 Mold Steel, Die Casting Mold Steel
Supply 4Cr5MoSiV1 Die Steel: Air-Hardening Hot Work Mold Steel for Aluminum & Copper Alloy Die Casting
4Cr5MoSiV1 (equivalent to H13) is an air-hardening hot work tool steel. It achieves a quenching hardness of 48–52 HRC, featuring high heat resistance strength at 600℃, outstanding thermal fatigue resistance and molten aluminum erosion resistance, with dense microstructure, excellent isotropy, and minimal heat treatment distortion. It is suitable for aluminum and copper alloy die-casting dies, high-impact forging dies, and hot extrusion dies.
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Precision Cutting to Your Dimensions
1 Piece MOQ
Cutting & Machining Services Available
Rapid Delivery Available
Worldwide Door-to-Door Delivery
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Additional information
Description
Full Machining Services
Comprehensive machining capabilities for complete mold steel processing.
Mold Steel Customization Process
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01
Choose The Right Steel Model
02
Confirm Size And Arrange Cutting
03
Precision Grinder Grinds Both Sides
04
Edge Milling Machine Rough Milling Four Sides
05
Cnc Double-Head Milling and Fine Milling On Four Sides
06
Gantry Milling and Rough Milling On Both Sides
07
Die Steel Chamfer
08
Mold Steel Marking
09
Size Check
10
Flaw Detection
11
Mold Steel Spectral Composition Detection
12
Tolerance Inspection
13
Hardness Testing
14
Pack and Ship
15
Ship By Air, Land, or Sea
Workshop & Machining Equipment
Equipped with advanced machinery to ensure quality, precision, and consistency.
Steel Plate Edge Chamfering & Deburring Machine
Four-Head CNC Precision Milling Machine for Mold Steel Plates
Heavy-Duty Horizontal Band Saw for Mold Steel Cutting
Heavy-Duty Vertical Band Saw for Mold Steel Plates
Gantry CNC Milling Machine for Steel Plate Machinin
Precision Surface Grinder for Steel Blocks and Plates
Heat Treatment Equipment for Mold Steel Blocks and Plates
Wire EDM Machines for Precision Steel Components
Precision Surface Grinding Machines for Small Steel Components
CNC Machining Centers for Precision Steel Components
Manual Milling Machines for Precision Steel Components
Die-Sinking EDM Machines for Precision Mold Steel Parts
CMM and Measuring Equipment for Precision Steel Parts
Assembly Workshop for Precision Mold Steel Components
CNC Gantry Drilling and Milling Machine for Large Steel Plates
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Why Choose Moldsteells?
Get a Quote Now17+ Years of Steel Processing Experience
With over 17 years of hands-on experience, we understand mold factories' technical and delivery needs at every stage.
Flexible MOQ Starting from 1 Piece
We support orders starting from a single piece — ideal for prototyping, urgent repairs, or small-batch production.
Fast Delivery — Even Next-Day Shipping
Our 24/7 workshop ensures most orders are processed within 1–3 working days. Same-day delivery is available in Dongguan.
One-Stop Processing Services
From cutting, CNC milling, and grinding to heat treatment — we provide full-service mold steel machining.
Year-Round Inventory in Stock
We maintain a stable stock of popular steel grades, such as NAK80, P20, and S136, ensuring a quick turnaround without delays.
Strict Quality Control with Reports
Every piece undergoes hardness testing and dimensional checks. Material certificates and inspection reports are available upon request.
Frequently Asked Question
For more information, please contact us
What types of mold steel do you offer?
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We provide various mold steel grades, including P20, 718, NAK80, S136, H13, and more. These include plastic injection molds, die casting molds, and precision components.
Do you offer cutting and machining services?
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Yes. Based on your drawings and requirements, we offer complete machining services, including precision cutting, surface milling, CNC roughing, drilling, tapping, and even heat treatment.
Can I order a custom size or shape?
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Absolutely. Just send us your drawings or specifications. We can cut to exact dimensions and also provide additional processing, such as chamfering, hole drilling, and slotting.
What is your Minimum Order Quantity (MOQ)?
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We accept orders starting from 1 piece. We support you whether you need a sample or a small batch for testing.
How long does it take to deliver?
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Generally, most cut-to-size orders ship within 3–5 working days. Please allow more time for complex machining or heat-treated parts. We will confirm the lead time upon order confirmation.
Do you provide quality reports?
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Yes. Upon request, we can provide hardness test results, material certificates, and dimensional inspection reports.
Where are your products shipped from?
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All orders are processed and shipped from our facility in Dongguan, China.
How do you package the mold steel for export?
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What payment methods do you accept?
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We support Bank Transfer (T/T), PayPal, Western Union, and Alibaba Trade Assurance for secure and convenient transactions.
Can you assist me in selecting the right steel for my mold?
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Of course! Our engineers can review your product and mold design to recommend the most suitable steel grade based on your application, durability needs, and budget.
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