China Professional Design Steel Structure Workshop with Certificate

Specifications:
Main Steel: Q345B, Q235B
Column&Beam: Welded or Hot rolled H-section
Wall&Roof: EPS, Rockwall, PU sandwich, corrugated steel sheet
Door: Rolled up door or Sliding door
Window: Plastic steel or Aluminum alloy window
Surface: Hot dip galvanized or painted.(all colors we can do)
Crane: 5T, 10T, 15T, etc.

Item nameMaterial characteristicsMaterial GradeSurface TreatmentAnchor boltSteel rod M24,M27,M30,M33,M39,M42Q235B Steel ColumnH shape, Box, steel pipe, Hot rolled sheetQ235B,Q345BPaint or Hot dip galvanizedSteel BracingSteel rod, Steel pipe, Angle steelQ235B,Q345BPaint or Hot dip galvanizedSteel BeamH shape, steel Truss, Hot rolled sheetQ235B,Q345BPaint or Hot dip galvanizedSteel PurlinC or Z shape, steel purlin Thickness:1.8mm~3.0mmQ235B,Q346BHot dip galvanizedExternal wall panel, Roof panelSingle colorful corrugate steel sheet, Sanwich panel with EPS, Rock wool, Pu, Glass wool etc.,Steel T=0.426~0.8mm, insulation T=50~150mmAlu-zinc 150g,
Fluorocarbon paintDoorSliding or rolling doorSteel or Aluminum sheet,T=1.0~1.5mm Paint or Hot dip galvanizedWindowAluminium alloy-Glass, Alminium alloy-shutterT=1.0~2.0mmAlloyDaylighting panelFRP, T=1.5mm or T=1.8mmCoefficient of thermal expansion:2.2x10-5/cm/
cm/ºCLight transmittance 85%VentilatorTurbine ventilator, ventilator along a slope, ventilator on a ridgeSteel,stainless steel, PCPaint or Hot dip galvanized,304GutterGalvanized Steel plate, stainless steel plateT=2.0mmHot dip galvanized,304DownpipePVC pipeΦ110,160,200PaintBoltOrdinary, high strength, galvanized10.9S,4.8sHot dip galvanized

Steel structure office building fabrication process:
(Our quality inspector will check the steel pieces after finish welding, this is the first quality check)
(Secondary quality check)
(The third quality check)
(The fourth quality check )
Steel structure design common norms are as follows:

1.Steel Design Code" (GB50017-2003)
2.Cold-formed steel structure technical specifications" (GB50018-2002)
3.Construction Quality Acceptance of Steel" (GB50205-2001)
4.Technical Specification for welded steel structure" (JGJ81-2002, J218-2002)
5.Technical Specification for Steel Structures of Tall Buildings" (JGJ99-9)

Commonly used steel grades and performance of steel:

1.Carbon structural steel: Q195, Q215, Q235, Q255, Q275, etc.
2.High-strength low-alloy structural steel;
3.Quality carbon structural steel and alloy structural steel;
4.Special purpose steel;
Packaging and shipping
about us
Qingdao Xinmao ZT Steel Construction Co.,LTD company is one of the well-established company experienced and specialized in prefab light steel structure, is Co-invested by Shandong Qingyun Xinda Color Steel Structure Engineering Co., Ltd., which is founded in the year of 2003. Our company is a high-tech production-oriented enterprise with a complete system for steel structure production and installation, the company has obtained the international quality certificate of ISO9001 and Steel Structure Construction Qualification Certificate Grade II.
Our Advantages:
1.Quality Gurantee
High strength, light weight, good material, high reliability and short-duration high level of industrialization .
2.Capacity of engineer
*based on the concept of modern design and corresponding national standards
*Most optimized design high-efficiently with the use of advanced internal aid design software, such as PKPM and 3D3S
*Complete set of production and installation drawings of steel structure to ensure the high-efficient and accurate operation
3.Production capacity
*Own light/heavy H steel production line, BOX production line ,C/Z purlin production line and various types of profiling steel sheet machines.
*The annual production capacity: main steel structure 20000mts,secondary steel 15000mts, various profiling steel sheet 300000 sqm annual
4.Our manufacture,installation experience
*12years of accumulation and exploitation.

*Formed our own complete set of building system for wall and roof of steel structure .
*Rich experience in waterproof and insulation technology. Support quality assurance of our clients.

Customers
For more details, please contact our company, we will provide you with the most professional, the most detailed technical and product solutions.