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Portal Frame Industrial Metal Warehouse Buildings

Portfame framemetal warehouse Light steel structure is a branch of the light steel structure, the main features of this type of structure: light steel structure reflects the light, fast and efficient features, the application of new energy-saving building materials

For this portal frame industrial metal warehouse building, the architect design the warehouse with portal style , door style frame . This design can save a lot of steel and also save some cost for the client .

Design Reference Period: the design period for load is 50 years.

Buildings Safety Level: Level 2

Main Design Standards
Portal Rigid Frame Light House Technical Specification for Steel Structure CECS102:2002
Steel Structure Design Specification GB50017-2003
Load Code for The Design of Building Structures GB50009-2012
Code of seismic Design of Buildings GB50011-2010
Technical Code of Cold-Formed Thin-Wall Steel Structures GB50018-2002

Main Material Standards
Low allow high strength structural steel GB/T1591-2008

Carbon Structural Steel GB/T 700-2006


Welding Material

Steel Grade Welding Methods Welding Material
Q235-B Manual electric welder Welding rod:E43 series
Submerged arc welder Welding flux and welding wire:HJ401-H08 or HJ401-H08A
CO2 gas shielded arc welding Welding wire: H08Mn2Si
Q345-B Manual electric welder Welding rod: E50 series
Submerged arc welder Welding flux and wire: HJ402-H08A
CO2 gas shielded are welding Welding wire:H08Mn2Si


Design code:


Material list



No. Item Specification Remarks
A Steel Frame
1 Steel beam and column Welded steel H-section Twice anti-rust pain Q345B,twice primer and finish paint
2 Crane girder Welded steel H-section Twice anti-rust pain Q345B,twice primer and finish paint
3 Roof purlin C200*70*20*2.5 Twice anti-rust paint Q235B,galvanized
4 Wall purlin C200*70*20*2.5 Twice anti-rust paint Q235B,galvanized
B Fasteners
1 Anchor bolt M24
2 Anchor bolt M36with 3 nuts
3 High strength bolt M20*75(10.9S)with one nut and two gasket
4 Normal bolt M16*45(4.6S)with one nut and two gasket
5 Normal bolt M12*35(4.6S)with one nut and two gasket
6 common bolt M12
C Roof system &wall system
1 Roof panel 820type,0.5mm steel sheet 75mm Polyurethane sandwich panel
2 Wall panel 820type,0.5mm steel sheet 0.5mm thick color galvanized steel sheet
3 edge cover  0.5mm color steel sheet 0.5mm thick color galvanized steel sheet
4 windows Plastic-steel window
5 Eave draining gutter 0.5mm color steel sheet
6 ventilator Stainless steel
7 Down pipe 110PVC PVC 
8 rolling door
9 vertical hinged door 2.1x2.4m plastic steel
10 Canopy
11 accessories Self-tapping screw,rivet,seal gum




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