Steel structure engineering represents the pinnacle of modern construction science, combining precise design with industrial-grade fabrication to create resilient, efficient, and sustainable buildings. As an ISO 9001 and EN 1090 certified industry leader, LWY Steel Structure offers you innovative steel structure engineering solutions. Let's explore the five core elements of steel structure engineering.
Software: STAAD.Pro, Tekla Structures, SAP2000
Compliant Standards: Eurocode 3, AISC 360, AS 4100
Load Considerations: Dead/Live Loads, Steel Structure Wind Loads (EN 1991-1-4), Seismic Loads (IBC 2018), Snow Loads (EN 1991-1-3)
Main Grades: Q355B, S355JR, A572-50
Corrosion Protection: Hot-Dip Galvanizing (ISO 1461), Three-Layer PVDF Coating (120μm)
Fire Protection: Intumescent Coating (120-Minute Rating), Vermiculite Cement Board
Cutting Technology: Laser Cutting (30mm Thickness), Plasma Beveling (45° Angle)
Quality Control: UT/MT Testing (AWS D1.1), 3D Scanning (Accuracy 0.5 mm)
| Component | Allowable Deviation | Measurement Method |
| Column Plumbness | H/500 ≤ 15mm | Laser Theodolite |
| Bolt Hole Diameter | ±1.0mm | Go/No-Go Gauges |
| Beam Camber | L/1000 ≤ 10mm | String Line |
Bolted Connections: HSFG Bolts (Grade 10.9), Slip-Critical Joints (μ=0.5)
Welded Joints: CJP Groove Welds, Fillet Weld Throat Control
Connector Types: Steel Structure Moment-Resistant Frame, Concentric Bracing System
Foundation Verification: Anchor Bolt Positioning (±2 mm), Grouting Strength Test (40 MPa)
Sequential Installation: Crane Selection Matrix (50-600 ton lifting capacity), Temporary Support Requirements
Final Verification: Laser Alignment Measurement, Dynamic Load Testing
