Technical data sheet
Stheel Blast
ASTM F2413 safety footwear
The Stheel Blast combines durable materials with a composite toe cap and a slip-resistant PU and rubber outsole, ensuring protection, stability and comfort for daily professional use in industrial and construction environments.
Core
Model
Stheel Blast
Standard
ASTM F2413
Safety class
S3 SRC
Size range
EU 36 to 46
Materials
Upper
Cow leather
Lining
Fabric
Outsole
PU + Rubber
Toe cap
Composite
Laces
Polyester
Metal components
None
Safety features
Water resistance
WRU (water resistant upper)
Oil and fuel resistance
Yes
Toe cap
Composite
Midsole
Non-metallic, flexible anti-puncture midsole
Outsole
High-grip rubber outsole with robust cushioning
Heel
Antistatic and shock-absorbing heel
Branding details
Tongue logo
Drip plastic coating
Upper logo
Drip plastic coating
Why choose composite tip?
| Property | Steel | Aluminum | Composite |
|---|---|---|---|
| Base material | Hardened steel | High-strength aluminum alloy | Fiber-reinforced polymer resins (glass, carbon, aramid) |
| Average weight | 90-110 g | 50-70 g | 40-60 g |
| Average thickness | 1.8-2.0 mm | 2.0-2.5 mm | 3.0 - 4.0 mm |
| Impact resistance | > 200 J | > 200 J | > 200 J |
| Compressive strength | > 15 kN | > 15 kN | > 15 kN |
| Impact behavior | Deforms but does not break | Deforms slightly | May crack or chip on the exterior |
| Thermal insulation | Poor | Medium | Excellent |
| Magnetic | Yes | Yes (weak) | No |
| Corrosion/Rust | Possible if untreated | No | No |
| Comfort (interior space) | Good | Good | Excellent |
| Approximate cost | Low | Medium | Medium-high |
| Reference standard | Heavy construction sites, mechanical engineering | Logistics, automotive, light construction | Electronics, logistics, food, airports, cold and hot environments |
