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Home > Our Products > Armor & Protection Steel Plates > Standard / Grade > MIL-DTL-12560 Armor Steel Plate
If your project requires battle-tested ballistic steel, MIL-DTL-12560 Armor Steel Plate is a proven choice for military, defense, and high-security applications. At Hindustan Steel Corporation, we supply defense-grade armor plates that meet this stringent US military specification.
Whether you’re fabricating armored vehicles, sentry booths, blast walls, or protective shelters, our MIL-DTL-12560 steel plates offer outstanding multi-hit resistance, high strength, and consistent performance under fire.
We serve OEMs, defense contractors, security infrastructure builders, and ballistic research centers across India and globally.
MIL-DTL-12560 (previously known as MIL-A-12560) is a US military specification for rolled homogeneous armor (RHA) steel plate. Designed for structural and ballistic protection, this steel undergoes a quenching and tempering process to achieve high strength and controlled hardness.
Key features of MIL-DTL-12560 Armor Plate:
This plate is trusted in global military and security infrastructure projects for its multi-hit performance and structural stability under threat conditions.
Where is MIL-DTL-12560 armor steel used?
Typical industries and use cases:
If you’re in defense fabrication, OEM armoring, or ballistic project development, MIL-DTL-12560 plates are often a first recommendation by defense consultants.
Here’s an overview of the mechanical properties you can expect from MIL-DTL-12560 plates (typical values, may vary by class and thickness):
| Property | Typical Value Range |
|---|---|
| Yield Strength | 850 MPa – 1300 MPa |
| Tensile Strength | 1100 MPa – 1500 MPa |
| Hardness (BHN) | 250 – 500 (based on Class 1 / 2 / 3) |
| Impact Energy | High Charpy V-notch toughness |
| Elongation | Good (depends on thickness and class) |
Note: Actual mechanical values are class-dependent and influenced by thickness and heat treatment cycles. Always refer to the latest revision of MIL-DTL-12560 specification or consult us for datasheets.
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MIL-DTL-12560 is a United States Department of Defense specification. It outlines strict manufacturing, chemical, mechanical, and ballistic performance standards for armor-grade RHA steel plates.
| Standard / Specification | Description |
|---|---|
| MIL-DTL-12560K | Latest revision for RHA armor steel plates |
| MIL-A-12560 | Older designation (before DTL system) |
| DEF STAN 95-24 | British Defense Standard (similar application) |
| MIL-DTL-46100 | US spec for higher hardness armor |
| Custom OEM Standards | On request for project-specific designs |
If you need comparative technical advice between 12560 and other armor grades like 46100, our team can help with grade selection guidance.
At Hindustan Steel Corporation, we offer a wide size and thickness range for MIL-DTL-12560 plates, suitable for both vehicle fabrication and civilian or military infrastructure projects
| Parameter | Range |
|---|---|
| Thickness | 6 mm to 100 mm (other sizes on request) |
| Width | Up to 2500 mm |
| Length | Up to 12000 mm |
| Custom Cuts | Yes (CNC profile cutting available) |
We also supply ballistic target plates, pre-drilled sections, and custom-shaped components as per defense client drawings.
MIL-DTL-12560 plates undergo ballistic testing against specified ammunition types, velocity ranges, and impact angles as defined in the specification.
Performance features include:
Ballistic certification test reports (as per MIL standards) are available on request for supplied batches
Working with MIL-DTL-12560 steel plates requires special care and technique due to their high hardness and strength.
Here are some fabrication best practices:
Cutting:
Drilling:
Welding:
Bending/Forming:
Hindustan Steel Corporation also offers pre-cut and pre-machined supply options to reduce your workshop time and costs.
Ready Stock in Mumbai: For urgent project needs
Export-Ready Packaging: Seaworthy, military-grade packaging
Custom Size Cutting: CNC, laser, or waterjet
On-Time Delivery: For both Indian and international defense projects
Ballistic Test Support: Test samples available (on prior request)
Technical Support: Grade selection, fabrication consulting, and documentation assistance
We are among the few suppliers in India with regular supply experience for armor projects, including government tenders, defense OEMs, and security infrastructure builders.
In addition to MIL-DTL-12560, we also supply:
Our sales team can guide you on cross-comparisons, material selection, and stock availability for your project.
At Hindustan Steel Corporation, we have a strong export track record for supplying MIL-DTL-12560 Armor Steel Plates to defense, infrastructure, and OEM clients across the globe.
Our Key Export Destinations Include:
Quick Selection Tip for Buyers:
Before placing your order for MIL-DTL-12560 Armor Plates, please clarify these with your procurement or project team:
What threat level are you designing for?
(e.g., small arms, high-velocity rounds, blast resistance)
Which class of MIL-DTL-12560 do you require?
What thickness is suitable for your application?
Do you need cut-to-size plates or raw stock?
Is ballistic test certification required with the order?
Pro Tip: Share your drawings or ballistic threat details, and our technical team can help you choose the right plate grade and thickness.
For every supply batch of MIL-DTL-12560 Armor Steel Plates, Hindustan Steel Corporation provides:
For large quantity orders or exports, full traceability documents are available.
Commonly used standards include ASTM A514, MIL-DTL-46100, and EN 10025 S690QL / S890QL, depending on project needs
Typically ranges from 6 mm to 50 mm, based on blast pressure calculations and design load.
Yes, custom-sized, pre-drilled, and edge-prepped panels available.
Yes, with custom fabrication and bolt-hole matching, we supply for retrofit projects.
Yes, through agencies like SGS, BV, or government-approved labs, on request.
S690QL, MIL-DTL-46100, ASTM A517, and custom high-strength grades.
Usually 5–7 working days for standard thicknesses in stock.
Yes, to UAE, Saudi Arabia, South Africa, Europe, and other regions.
Share your blast load calculations and we’ll recommend the best material match.
Yes, with controlled preheating, low-hydrogen welding, and proper forming techniques.
Yes, we provide special pricing for infrastructure and government projects.
Yes, for vertical, horizontal, and roof protection zones.
Yes, with appropriate grade and thickness selection, dual-purpose protection is possible.
Just call, email, or WhatsApp our team with your project size, plate thickness, and delivery location.
Call to Action: Request Price + Datasheet
If you’re a defense contractor, vehicle OEM, or security infrastructure builder looking for MIL-DTL-12560 Armor Steel Plates, we’re ready to help.
Ask for:
Let us help you meet your project deadlines with certified, export-ready armor steel plates.
+91-22-66159018
+91-9820944724
sales@hindustansteel.com hindustansteel1@gmail.com
390/392, Ground Floor, Shankar Mansion, S.V.P. Road, Mumbai – 400004, India
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+91-22-66159018
+91-9820944724
sales@hindustansteel.com hindustansteel1@gmail.com