LGS System · 宏实国际

Materials

⚙️ High-Strength Zinc-Aluminum-Magnesium Light Steel Frame

Premium Material Specifications

Material Grade

G550 - High Strength Structural Steel
Yield Strength: 550 MPa
Tensile Strength: ≥ 550 MPa
Elongation: ≥ 10%

G550 High Strength Structural Steel

Coating Specification

Zn275/ZA150 - Zinc-Aluminum-Magnesium Alloy
Zinc Coating: 275 g/m²
Aluminum-Magnesium: 150 g/m²
Corrosion Resistance: 5-10x higher than traditional galvanized

Zn275 ZA150 Anti-Corrosion

Thickness

Base Metal Thickness: 0.8mm

Total Coated Thickness: 0.82-0.85mm

Tolerance: ±0.05mm

0.8mm G550+Zn275/ZA150

✨ Comprehensive Performance

90+

Years Lifespan

550

MPa Yield Strength

10x

Corrosion Resistance

Media

Video

Main frame of the house

Main frame of the house

On the grassland

On the grassland Video

Hillside Video

Build Sequence

43-Step Installation Process

Grouped into 6 build phases · click any image to view the complete process

1. Foundation & Groundwork 2. Structural Frame 3. Floor System 4. Roof Structure 5. Wall & Insulation 6. Exterior Finishing

1. Foundation & Groundwork

STEP 01–10 OF 43

Step 1

1

Step 1: Surface Pay Off

Step 2

2

Step 2: Earth Excavation

Step 3

3

Step 3: Cushion Pouring

Step 4

4

Step 4: Rebar Lashing of Cap

Step 5

5

Step 5: Concrete Pouring of Cap

Step 6

6

Step 6: Ground Beam Formwork

Step 7

7

Step 7: Pre-Buried Rainwater Sewers

Step 8

8

Step 8: Embedded Anchor Bolts

Step 9

9

Step 9: Ground Bean Concrete Pouring

Step 10

10

Step 10: Anchor Nut Leveling

2. Structural Frame

STEP 11–13 OF 43

Step 11

11

Step 11: Steel Column Hoisting

Step 12

12

Step 12: Steel Beam Steel Ladder Hoisting

Step 13

13

Step 13: Detailed Structure of Beam-Column Nodes

3. Floor System

STEP 14–18 OF 43

Step 14

14

Step 14: Floor Deck Installation

Step 15

15

Step 15: Stud Welding of Floor Deck

Step 16

16

Step 16: Laying of Steel Mesh on Floor

Step 17

17

Step 17: Floor Deck Support

Step 18

18

Step 18: Floor Concrete Pouring

4. Roof Structure

STEP 19–29 OF 43

Step 19

19

Step 19: Roof Light Steel Ground Asssembly

Step 20

20

Step 20: Roof Truss Installation

Step 21

21

Step 21: Roof Light Steel Panel Installation

Step 22

22

Step 22: Steel Roof Detail Structure

Step 23

23

Step 23: Light Steel & Heavy Steel Main Structure

Step 24

24

Step 24: Roofing Oriented Strand Board Installation

Step 25

25

Step 25: Roofing Oriented Strand Board Jointing and Sealing

Step 26

26

Step 26: Oriented Strand Board Asphalt Anti- Corrosion

Step 27

27

Step 27: Roofing Waterproofing Coiled Material Construction

Step 28

28

Step 28: Asphalt Shingle Finish Installation

Step 29

29

Step 29: Roof Asphalt Shingle COnstruction

5. Wall & Insulation

STEP 30–38 OF 43

Step 30

30

Step 30: Special Mortar Mixing for Wallboard Polymer

Step 31

31

Step 31: Energy-Saving Insulation External Wall Panel Installation

Step 32

32

Step 32: Installation of Energy-Saving Thermal Insulation Interior Wall Panels

Step 33

33

Step 33: Special Mortar for Polymer

Step 34

34

Step 34: Exterior Wall Decoration

Step 35

35

Step 35: External Wall Panel Seam Treatment

Step 36

36

Step 36: External Wall Hanging Net Construction

Step 37

37

Step 37: Door Detail Decoration

Step 38

38

Step 38: Door and Window Installation

6. Exterior Finishing

STEP 39–43 OF 43

Step 39

39

Step 39: Exterior Wall Real Stone Paint Construction 1

Step 40

40

Step 40: PExterior Wall Real Stone Paint Construction 2

Step 41

41

Step 41: Rainwater Pipe System 1

Step 42

42

Step 42: Rainwater Pipe System 2

Step 43

43

Step 43: Finished Effect of Steel Villa

Why LGS

LGS Technical Features

High Corrosion Resistance

G550 structural steel with Zn275/ZA150 coating, 90+ years lifespan

Prefabricated Assembly

Factory precision cutting, bolted on-site, dry construction

Insulation & Acoustic

Fiberglass filling + double gypsum board, energy efficient

Seismic & Wind Resistant

Triangular truss structure, meets seismic requirements