Material Composition | Roofing/Siding for General Construction | Industry Standard: ASTM A653 galvanized steel (standard corrosion resistance) Our Base: ASTM A653 + RoHS compliant (enhanced environmental compliance) Our Advanced: ASTM A653M with cold-rolled base (▲ improved surface smoothness) | Base: Cost-effective compliance with global regulations Advanced: Superior surface finish for premium coatings | Base: Limited to standard corrosion resistance Advanced: Higher material cost |
Surface Treatment | Coastal/Industrial Environments | Industry Standard: Hot-dip galvanization (ASTM A123, 500h salt spray) Our Base: Hot-dip galvanized + RAL 9026 PPGI coating (▲ 1000h salt spray) Our Advanced: Advanced PPGI with extra corrosion layer (▲▲ 2000h salt spray) | Base: Durable for moderate climates Advanced: 4× longer lifespan in corrosive areas | Base: Moderate salt spray resistance Advanced: Complex coating process increases lead time |
Structural Strength | Industrial/High-Load Roofs | Industry Standard: Yield strength 250 MPa (ASTM A36) Our Base: 300 MPa (▲ 20% stronger) Our Advanced: 350 MPa (▲▲ 40% stronger) | Base: Supports commercial roofs Advanced: Withstands heavy snow/industrial loads | Base: Limited to lighter structures Advanced: Heavier material increases installation costs |
Weather Resistance | Tropical/Humid Climates | Industry Standard: 500h neutral salt spray (ASTM B117) Our Base: 1000h (▲ double durability) Our Advanced: 2000h (▲▲ quadruple durability) | Base: Resists mold/mildew in humid zones Advanced: Survives extreme coastal conditions | Base: Requires periodic inspections in high-humidity areas Advanced: Higher upfront cost |
Processing Flexibility | Custom Architectural Projects | Industry Standard: Limited to basic cutting/bending Our Base: Supports decoiling, punching, welding (▲ expanded services) Our Advanced: Precision laser cutting + 3D forming (▲▲ complex shapes) | Base: Meets standard fabrication needs Advanced: Enables curved/sloped designs | Base: Manual adjustments needed for intricate shapes Advanced: Requires specialized equipment |
Aesthetic Customization | Luxury/Modern Buildings | Industry Standard: Basic colors/spangle Our Base: RAL 9026 + regular spangle (▲ standardized color) Our Advanced: Custom RAL + smooth spangle finish (▲▲ designer appeal) | Base: Matches common architectural palettes Advanced: Unique finishes for premium aesthetics | Base: Limited color options Advanced: Longer lead time for custom finishes |