BISALLOY® Protection 250
BISALLOY® steelMade in AustraliaBISALLOY® Protection 250: A quenched and tempered protection grade for blast, penetration and security applications. The published mechanical values are reference values from official manufacturer sources.
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Thickness: 5–50 mm
Theoretical calculation using nominal dimensions and an assumed density of 7,850 kg/m³. Tolerances and cuts affect delivery mass; not a stock confirmation or certified weighing. Calculation source ↗
Technical specifications
mm: 0 < Length ≤ 25000; 0 < Width ≤ 10000; 0 < Thickness ≤ 500. Plates: 1–1000.
Overview
BISALLOY® Protection 250: A quenched and tempered protection grade for blast, penetration and security applications. The published mechanical values are reference values from official manufacturer sources.
Technical specifications
| Technical specifications | Mechanical properties | Source document |
|---|---|---|
| Thickness range | 5–50 mm | Metal Asia — BISALLOY® Protection Steel Product Data Sheets 2027 · 2026-09-15 · 6 |
| Brinell hardness | 230–290 HB | Metal Asia — BISALLOY® Protection Steel Product Data Sheets 2027 · 2026-09-15 · 6 |
| Proof strength | 750 MPa Typical reference value in the official source. | Metal Asia — BISALLOY® Protection Steel Product Data Sheets 2027 · 2026-09-15 · 6 |
| Tensile strength | 830 MPa Typical reference value in the official source. | Metal Asia — BISALLOY® Protection Steel Product Data Sheets 2027 · 2026-09-15 · 6 |
| Mechanical properties | A50 = 20%; Charpy-L ≥40 J @ −40°C | Metal Asia — BISALLOY® Protection Steel Product Data Sheets 2027 · 2026-09-15 · 6 |
Applications
- Defence & security
- Transportation
Key advantages
- Grade-specific resistance to blast, shock or penetration
- Multiple grades allow selection around the application and verified technical range
Equivalent standards
Verified certificates
Verified certificates
Certificates will appear here after the relevant files and their scope have been verified.
Cutting, welding and bending notes
Cutting, welding and bending guidance is provided only where supported by official product documentation.
Datasheets and supporting documents
Related products
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