Q235B/Q345B construction frame structure steel weld steel beams use for commercial building
Steel Structure Products
Design Steel structure building steel
Steel Beam Column
C and Z purlin
Painted or Hot Dip Galvanized
Rolling Up Door or Sliding Door
PVC or Aluminum Alloy
Roof and Wall Panels
Corrugated Steel Sheet, EPS Sandwich Panel, Rock Wool Sandwich
Panel, PU Sandwich Panel
Design, Fabrication and Installation
We can offer quotations according to customers’ drawings and requirements,free design drawings and detailed installation drawings.
Design software: Auto CAD,PKPM,MTS,3D3S, TArch, Tekla Structures(X steel)V12.0, etc.
main steel frame with 40 OT
roof and panel load in 40 HQ
Or According To Customer Requirement
Our equipment :
QC/Technical Support Raw material quality control Thickness tolerance <0.25mm Yield and tension strength testing in-house Third party inspection certificate Supply traceable mill certificate
Structural steel fabrication quality control 100% testing dimension tolerance <1mm 20% sample welding line ultrasonic testing, no fault, full penetration. 20% magnetic powder testing, no bubble, no defect, Smooth and Full Supply third-party inspection assistance.
Shot blasting and painting quality control Shot blasting grade Sa. 2.5 Metal luster, no rust, no oil dirt, no welding spatter, Roughness >75um Paint primer within 5 hours after shot blasting, Holiday-free coatings, smooth, No dust, Dry Film Thickness (DFT) >75UM
Pre-assembly testing the connection details.
Quality control system
· Purchase material from famous steel manufacturer, supply traceable mill certificate.
· Before we use the material, we will make a third-party inspection,
· During fabricating, we have 5 QC to inspect every piece member.
· Before we load the steel into the container, we will arrange all the managers to check the steel member.
· Project Supervisor from customer will be welcomed during our fabrication.
· Pre-assembly will be available to check the quality and connection.
Help customer to replace the foreign material by chinese material , Modify the shop drawings by chinese material ( but need your qualified engineer check and confirm)
· Modify and optimise shop drawings to save time and money.
· Help you quote your project by free
· Answer your other technology questiones
· Before loading we will arrange all the managers to check the goods ( quality and quantity).
· We will make the loading container list before our loading
· We have one manager to check the quantity during our loading containers
· Tie up all the member in case the damage during the sea transportation
· After loading containers, Every steel member ( serial no. from your drawings) will be marked in the loading container list, then we will send to you, you could check the container list to find every member.