Square and Rectangular Hollow Section

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Square and Rectangular Hollow Section Square and Rectangular Hollow Section Square and Rectangular Hollow Section
Square and Rectangular Hollow Section Square and Rectangular Hollow Section Square and Rectangular Hollow Section

Square and rectangular hollow section can be widely used in machinery manufacturing, construction, metallurgy, agricultural vehicles, agricultural greenhouses, automotive industry, railway, highway guardrail, container frames, furniture, decoration and structural steel field.

Detailed Specifications
Square hollow section GB/T6728 ASTM A500 ASTM A312-2 EN10219
Size (mm) Wall thickness (mm) Size (mm) Wall thickness (mm) Size (mm) Wall thickness (mm) Size (mm) Wall thickness (mm)
20*20 1.2-2.0 60*60 1.5-4.0 100*100 2.0-5.0 150*150 2.75-5.0
25*25 1.2-3.0 70*70 1.7-5.0 110*110 2.0-5.0 200*200 2.75-14
30*30 1.2-3.0 75*75 1.7-5.0 120*120 2.0-5.0 250*250 2.75-14
40*40 1.5-4.0 80*80 1.7-5.0 130*130 2.0-5.0 300*300 2.75-14
50*50 1.5-4.0 90*90 2.0-5.0 140*140 2.0-5.0 400*400 2.75-14
Rectangular hollow section GB/T6728 ASTM A500 ASTM A312-2 EN10219
20*30 1.2-3.0 60*40 1.5-4.0 100*50 1.5-5.0 100*150 2.75-5.0
40*20 1.2-3.0 70*50 1.5-4.0 100*60 1.5-5.0 100*200 2.75-5.0
40*30 1.5-3.0 80*40 1.5-4.0 100*80 1.5-5.0 200*300 2.75-14
50*25 1.5-4.0 80*60 1.7-5.0 120*50 2.0-5.0 200*400 2.75-14
50*30 1.5-4.0 90*50 1.7-5.0 120*60 2.0-5.0 300*400 2.75-14
50*40 1.5-4.0 90*60 1.5-5.0 120*80 2.0-5.0 300*500 2.75-14
60*30 1.5-3.0 100*40 1.5-5.0 160*80 2.75-5.0
Common theoretical mass per size of square hollow section
Size (mm) Theoretical mass
(kg/m)
Size (mm) Theoretical mass
(kg/m)
Size (mm) Theoretical mass(kg/m)
20 20 1.2 0.71 70 70 5 10.21 200 200 12 70.84
25 25 1.2 0.9 80 80 4 9.55 200 200 16 92.44
40 40 2 2.39 80 80 6 13.94 250 250 6 45.97
40 40 4 4.52 100 100 4 12.06 250 250 16 117.56
50 50 2.5 3.73 100 100 8 23.11 300 300 8 73.35
50 50 4 5.78 120 120 4 14.57 300 300 16 142.68
60 60 3 5.37 150 150 5 22.77 400 400 12 146.20
60 60 4 7.03 150 150 16 67.32 400 400 16 192.92
70 70 4 8.29 200 200 6 36.55
Common theoretical mass per size of rectangular hollow section
Size (mm) Theoretical mass
(kg/m)
Size (mm) Theoretical mass
(kg/m)
Size (mm) Theoretical mass
(kg/m)
30 50 2 2.51 60 90 6 14.13 100 150 3 11.78
30 50 3 3.77 40 100 2 4.40 100 150 8 31.40
40 50 2 2.83 40 100 6 13.19 100 200 4 18.84
40 50 4 5.65 50 100 2 4.71 100 200 10 47.10
30 60 2 2.83 50 100 6 14.13 150 200 4 21.98
30 60 4 5.65 60 100 2 5.02 150 200 10 54.95
40 60 2 3.14 60 100 6 15.07 150 250 4 25.12
40 60 4 6.28 80 100 2 5.65 150 250 12 75.36
40 80 2 3.77 80 100 6 16.96 200 300 6 47.10
40 80 6 11.30 50 120 2 5.34 200 300 10 78.50
50 70 2 3.77 50 120 6 16.01 200 400 6 56.52
50 70 6 11.30 60 120 2 5.65 200 400 8 75.36
50 80 2 4.08 60 120 6 16.96 200 400 12 113.04
50 80 6 12.25 80 120 2 6.28 300 400 6 65.94
60 80 2 4.40 80 120 6 18.84 300 400 8 87.92
60 80 6 13.19 50 150 2 6.28 300 400 12 131.88
50 90 2 4.40 50 150 6 18.84 300 500 6 75.36
50 90 6 13.19 80 160 3 11.30 300 500 8 100.48
60 90 2 4.71 80 160 8 30.14 300 500 12 150.72

Detailed Specifications
Dimension of square hollow section: 20X20-300X300mmX1.2-14mm
Dimension of rectangular hollow section: 20X40-400X200mmX1.2-14mm
Standard: ASTM A500/EN 10219/GB/T 3087
Grade of steel: Gr. B /S235JRH /S275JOH /S355JOH /Q235B /Q345B

Our company can provide a series of square and rectangular hollow section. They are hollow long steel with square or rectangular section. At the same time, our company has a roll bending, bending, straightening, cutting and polishing equipment which can provide deep processing for this product. So our product has excellent appearance and technological properties. In addition, we also have complete testing equipment and we can ensure that our product has good ductility, hardness, fatigue resistance and impact toughness after production.

As a China-based square and rectangular hollow section supplier, at UNIGLORY we also offer hot dipped galvanized wire mesh, steel nails, API 5CT casing pipe and coupling, steel channel, and more.

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