Product Introduction
Steel square hollow section is produced from black steel strip.It often can be divided into two kinds of pipe.One is hot rolled square tube,it is usually used in building.Another is cold rolled square tube,also can be called black annealed square tube,it is usually used in furniture.
The steel square hollow section is easy to get rusty,because the surface is black.And some customer would liked to oiled,then the tube can keep longer time than not oiled.
| Hollow Section Square/Rectangular Tube | |||||||
| Size | Wall thickness | Size | Wall thickness | Size | Wall thickness | ||
| mm | mm | mm | mm | mm | mm | ||
| 12*12 | 0.6-1.0 | 120*120 | 2.6-6.0 | 100*50 | 1.0-6.0 | ||
| 16*16 | 0.6-1.2 | 125*125 | 3.0-6.0 | 100*60 | 1.5-6.0 | ||
| 19*19 | 0.6-2.0 | 150*150 | 2.5-8.0 | 100*75 | 1.5-6.0 | ||
| 20*20 | 0.6-2.0 | 200*200 | 2.75-12 | 120*60 | 2.0-6.0 | ||
| 25*25 | 0.6-2.75 | 250*250 | 4.5-1.2 | 120*80 | 3.0-6.0 | ||
| 30*30 | 0.6-2.75 | 300*300 | 4.5-1.2 | 125*50 | 3.0-6.0 | ||
| 32*32 | 006-3.0 | 350*350 | 4.5-1.2 | 125*75 | 3.0-6.0 | ||
| 38*38 | 0.6-3.0 | 400*400 | 4.5-1.2 | 150*50 | 3.0-6.0 | ||
| 40*40 | 0.6-5.75 | 20*10 | 0.6-1.0 | 150*75 | 3.0-6.0 | ||
| 50*50 | 0.6-5.75 | 25*12 | 0.6-1.0 | 150*100 | 4.0-12 | ||
| 60*60 | 1.0-6.0 | 38*19 | 0.6-1.5 | 160*80 | 4.0-12 | ||
| 63.5*63.5 | 1.0-6.0 | 50*25 | 0.6-2.2 | 175*100 | 4.0-12 | ||
| 70*70 | 1.0-6.0 | 50*30 | 0.6-3.0 | 200*100 | 4.0-12 | ||
| 75*75 | 1.0-6.0 | 60*40 | 0.7-3.5 | 200*150 | 4.0-12 | ||
| 80*80 | 1.0-6.0 | 75*38 | 0.8-2.3 | 250*150 | 4.0-12 | ||
| 90*90 | 2.0-6.0 | 75*50 | 1.0-4.0 | 300*200 | 4.0-12 | ||
| 100*100 | 2.0-6.0 | 80*40 | 0.8-4.0 | 400*200 | 4.0-12 | ||
Product Process
Some customer would like to do some processing in pipe,and we have process factory to carry out various processing,such as threading,painted,bending,punching ,cutting and so on.
 Thread |  Painted |  Sink-head pipe |
 Shrink and punching |  Plastic cap |
|
Bend
Hot Tags: steel square hollow section for warehouse, made in China, manufacturers, suppliers
