Specification :

hollow section/ Square tube/ Rectangle tube/ Galvanized square tube/ pre-galvanized rectangle tube

Standard: JISG3101 , JISG3466,

Grade: Q235, Q345 , SS400, SS540

Product Specification: Dia 15mm - Dia 400mm

Treatment : black, glavanized or use galvanized strip to make pipe

SIZE
( mm)

THICKNESS
( mm)

15 x 15
1.0 1.5
20 x 40
1.4 1.8

16 x 16
1.0 1.5
25 x 50
1.4 2.2

20 x 20
1.0 2.5
30 x 40
1.4 3.0

25 x 25
1.0 3.0
30 x 50
2.5 4.0

30 x 30
1.0 3.0
30 x 60
1.7 4.0

32 x 32
1.2 4.0
40 x 50
1.7 4.0

38 x 38
1.2 4.0
40 x 60
1.5 6.0

40 x 40
1.2 4.0
40 x 80
1.5 5.0

50 x 50
1.5 5.0
40 x 100
1.7 5.0

60 x 60
2.0 6.0
50 x 70
1.5 5.0

70 x 70
2.5 4.0
50 x 100
1.5 5.0

75 x 75
2.5 4.0
50 x 120
1.5 5.0

80 x 80
2.0 6.0
60 x 80
1.7 5.0

90 x 90
2.0 6.0
60 x 100
1.5 6.0

100 x 100
2.0 6.0
60 x 120
1.5 6.0

120 x 120
3.0 8.0
75 x 125
1.7 6.0

125 x 125
3.0 8.0
75 x 150
1.5 6.0

130 x 130
4.0 12.0
80 x 100
1.5 6.0

135 x 135
4.0 14.0
80 x 120
1.7 6.0

140 x 140
4.0 8.0
80 x 160
2.5 6.0

150 x 150
4.0 8.0
100 x 150
2.5 6.0

160 x 160
4.0 8.0
100 x 180
3.0 6.0

180 x 180
4.0 8.0
110 x 140
4.0 6.0

200 x 200
5.0 10.0
120 x 130
4.0 6.0

220 x 220
8.0 25.0
120 x 140
4.0 6.0

250 x 250
8.0 25.0
120 x 200
4.0 6.0

280 x 280
8.0 25.0
150 x 200
3.0 12.0

300 x 300
8.0 25.0
150 x 250
3.0 12.0

350 x 350
8.0 25.0
150 x 300
3.0 12.0

400 x 400
8.0 25.0
200 x 100
2.5 6.0

450 x 450
8.0 25.0
200 x 300
3.0 13.0

500 x 500
8.0 25.0
200 x 400
3.0 13.0

We can supply varies sizes as per our respected clients' require
ment.please feel free to contact us.