Standard | ISO1461:999; GB/T21835-2008; GB/T3092 |
Zinc layer | Customized under standard(30g/m2-275g/m2) |
Zinc thickness | Customized under standard(10μm-80μm) |
Galvanized square pipe (mm) | Thickness (mm) | Galvanized rectangular pipe ( mm) | Thickness (mm) |
20*20 | 1.3-2.5 | 20*30 | 1.3-2.7 |
25*25 | 1.3-2.75 | 20*40 | 1.3-2.75 |
30*30 | 1.3-2.75 | 25*40 | 1.3-2.75 |
40*40 | 1.3-3.75 | 30*50 | 1.3-4.75 |
50*50 | 1.3-5.75 | 30*60 | 1.3-4.75 |
60*60 | 1.3-5.75 | 40*50 | 1.3-4.75 |
70*70 | 1.3-5.75 | 40*80 | 1.3-4.75 |
80*80 | 1.3-5.75 | 50*70 | 1.3-4.75 |
90*90 | 1.3-5.75 | 50*80 | 1.3-4.75 |
100*100 | 1.5-12.0 | 60*90 | 1.3-4.75 |
120*120 | 2.5-12.0 | 50*100 | 1.3-5.75 |
140*140 | 2.75-16.0 | 50*150 | 1.3-5.75 |
150*150 | 2.75-16.0 | 60*160 | 1.3-5.75 |
160*160 | 3.0-16.0 | 100*150 | 2.5-16.0 |
180*180 | 3.0-16.0 | 100*200 | 2.5-16.0 |
200*200 | 3.0-16.0 | 100*250 | 2.5-16.0 |
250*250 | 4.75-16.0 | 150*300 | 4.5-16.0 |
300*300 | 4.75-16.0 | 200*300 | 5.5-16.0 |
400*400 | 4.75-16.0 | 200*400 | 5.5-16.0 |
500*500 | 4.75-16.0 | 400*600 | 5.5-16.0 |