Verified Material & Structural Criteria
Technical Specifications & Material Standards
Prime ASTM A792 Grade D Galvalume raw materials, AZ150 coating masses, thickness ranges from 0.70 mm to 1.60 mm BMT, and design compliance with Indian Standards (IS 875 & IS 800).
| Specification Parameter | Typical Sairaj Standard Value | Engineering Notes & Compliance Standards |
|---|---|---|
| Raw Material Specification | Galvalume (55% Al, 43.4% Zn, 1.6% Si) | ASTM A792 / A792M Grade D or IS 15965 |
| Yield Strength | 550 MPa (High Tensile) | Guarantees structural arch rigidity without deformation |
| Coating Mass Standard | AZ150 (150 g/m² total both sides) | Triple-spot test compliant for long-term corrosion resistance |
| Base Metal Thickness (BMT) | 0.70 mm to 1.60 mm | Calculated based on building span, height, and wind load |
| Clear-Span Feasibility | Up to 35+ Meters | 100% unobstructed clear span without internal columns |
| Wind Load Design Standard | IS 875 (Part 3) : 2015 | Engineered for regional basic wind velocities (up to 44 m/s) |