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Prime Iron Steel Tube ASTM A36 SHS RHS square & Rectangular Steel Profile

Including square hollow steel sections (SHS) and rectangular hollow steel sections (RHS), suitable for structural support applications such as building, manufacturing, and industrial framing.

Product Description

Square Tube/Rectangular Steel Pipes
Material	Q235, Q345, S275JR, S355JR, ASTM A500, A106, 20#, 45#, 16Mn, 42CrMo
Outer Size (mm)	20x20 to 500x500 (square), 20x40 to 400x600 (rectangular)
Wall Thickness (mm)	1.0 – 25.0
Length	6m / 12m / Custom cut
Surface Treatment	Black, Galvanized, Oiled, Painted
Production Method	ERW / Seamless / Hot Rolled
Standards	ASTM A500/A513/A106, EN 10210, EN 10219, GB/T 6728

Square tube size(mm)		Rectangular tube size(mm)
16x16x0.4~1.5	200x200x6.0~12.0	10x20x0.6~1.5	80x100x2.0~8.0	600x200x10~28.0
18x18x0.4~1.5	220x220x6.0~140	14x21x0.6~1.5	120x60x2.5~10.0	600x400x10~28.0
20x20x0.4~1.5	250x250x6.0~14.0	15x30x1.5~1.5	120x80x2.5~10.0	600x500x10~28.0
25x25x0.6~2.0	280x280x6.0~14.0	15x38x0.6~1.5	150x100x2.5~12.0	800x400x10~28.0
30x30x0.6~4.0	300x300x8.0~14.0	20x30x0.6~2.0	180x150x2.5~12.0	800x600x10~28.0
34x34x1.0~2.0	320x320x8.0~14.0	20x40x0.8~2.0	200x100x4~12.0	800x700x10~28.0
35x35x1.0~4.0	350x350x8.0~14.0	20x50x1.0~2.0	250x150x6~12.0	1000x400x10~28.0
38x38x1.0~4.0	380x380x8.0~14.0	22x35x09~2.0	250x150x6~12.0	1000x500x10~28.0
40x40x1.0~4.5	400x400x8.0~14.0	25x40x0.9~3.75	250x100x6~12.0	1000x600x10~28.0
44x44x1.0~4.5	420x420x10.0~14.0	25x65x1.0~2.0	250x200x6~12.0	1000x800x10~28
45x45x1.0~5.0	450x450x10.0~14.0	30x40x1.0~3.75	300x150x6~12.0
50x50x1.0~5.0	480x480x10.0~14.0	30x45x1.0~3.75	300x200x6~12.0
60x60x1.5~5.0	500x500x10.0~14.0	30x50x1.0~4.0	300x250x6~12.0
70x70x2.0~6.0	550x550x10.0~40.0	30x60x1.0~4.5	400x250x8~12.0
75x75x2.0~6.0	600x600x10.0~40.0	40x50x1.0~4.5	400x300x8~12.0
80x80x2.0~6.0	700x700x10.0~40.0	40x60x1.0~5.0	450x200x8~12.0
85x85x2.0~6.0	800x800x10.0~50.0	40x80x1.5~5.0	450x250x8~12.0
95x95x2.0~8.0	900x900x10.0~50.0	40x100x2.0~5.0	400x300x8~12.0
100x100x2.0~8.0	1000x1000x10.0~50	50x60x2.0~5.0	400x350x8~12.0
120x120x4.0~8.0		50x80x2.0~5.0	500x200x10~12.0
150x150x6.0~10.0		50x100x2.0~8.0	500x250x10~12.0
180x180x6.0~12.0		60x80x2.0~6.0	500x300x10~12.0

Application scenarios

Rectangular steel tubes have become an ideal choice in fields such as construction, machinery, and transportation due to their efficient structural performance, lightweight design, ease of installation, and wide applicability, balancing both economic and functional aspects.

Company Profile

Shandong Zhonglian Yongsheng Special Steel Co., Ltd. is a steel production enterprise that has been engaged in steel production, processing and sales for many years. Its main products include stainless steel series, carbon steel, galvanized steel and other profile products. It can also provide other metal products according to customer needs, with an annual export volume of about 1 million tons. It has five finishing production lines, three hot-dip galvanizing production lines, and two color coating production lines. It adopts advanced automatic width control system (AWC), automatic thickness control system (AGC), bending roll system, work roll guide roll system and other effective measures to ensure product quality. Its products are exported to more than 30 countries and regions including the United States, Canada, Spain, Russia, Iran, Saudi Arabia, Morocco, India, Pakistan, Malaysia, Singapore, Australia, New Zealand, etc. "Punctuality, integrity, and humanized service" have always been the development principles that the company and all employees have always adhered to.

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