Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of pre galvanized square tube for building in China. Welcome to consult the quotation and import cheap pre galvanized square tube for building made in China here from our factory.
Product Information
The gi hollow section is pre galvanized steel pipe.The commom zinc coating is 30g/㎡-40g/㎡. it can be divided into round pipe,square tube and rectangular tube.
External diameter | Thickness | Length | External diameter | Thickness | Length |
16x16 | 0.4-1.5 | 1000-12000 | 120x120 | 4.0-8.0 | 1000-12000 |
18x18 | 0.4-1.5 | 1000-12000 | 150x150 | 6.0-12 | 1000-12000 |
20x20 | 0.4-1.5 | 1000-12000 | 180x180 | 6.0-12 | 1000-12000 |
25x25 | 0.6-2.0 | 1000-12000 | 200x200 | 6.0-12 | 1000-12000 |
30x30 | 0.6-4.0 | 1000-12000 | 220x220 | 6.0-14 | 1000-12000 |
34x34 | 1.0-2.0 | 1000-12000 | 250x250 | 6.0-14 | 1000-12000 |
35x35 | 1.0-4.0 | 1000-12000 | 280x280 | 6.0-14 | 1000-12000 |
38x38 | 1.0-4.0 | 1000-12000 | 300x300 | 8.0-14 | 1000-12000 |
40x40 | 1.0-4.5 | 1000-12000 | 320x320 | 8.0-14 | 1000-12000 |
45x45 | 1.0-5.0 | 1000-12000 | 350x350 | 8.0-14 | 1000-12000 |
50x50 | 1.0-5.0 | 1000-12000 | 380x380 | 8.0-14 | 1000-12000 |
60x60 | 1.5-5.0 | 1000-12000 | 400x400 | 8.0-14 | 1000-12000 |
65x65 | 1.5-5.0 | 1000-12000 | 420x420 | 10-14 | 1000-12000 |
70x70 | 2.0-6.0 | 1000-12000 | 450x450 | 10-14 | 1000-12000 |
75x75 | 2.0-6.0 | 1000-12000 | 480x480 | 10-14 | 1000-12000 |
80x80 | 2.0-6.0 | 1000-12000 | 500x500 | 10-14 | 1000-12000 |
85x85 | 2.0-6.0 | 1000-12000 | 550x550 | 10-40 | 1000-12000 |
95x95 | 2.0-8.0 | 1000-12000 | 600x600 | 10-40 | 1000-12000 |
100x100 | 2.0-8.0 | 1000-12000 | 700x700 | 10-40 | 1000-12000 |
800x800 | 10-50 | 1000-12000 | 900x900 | 10-50 | 1000-12000 |
1000x1000 | 10-50 | 1000-12000 |
Production technology:
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.
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