High-Quality Material: Our galvanized square low price rectangular pipe square tubular steel carbon steel tube is made from top-grade materials, including Q235, Q195, Q195-Q345, and other high-strength materials, ensuring excellent durability and reliability.
Customizable Dimensions: Available in various dimensions (20x20mm, 15x15mm, 25x25mm), our steel square bar can be tailored to meet your specific requirements, whether you need a standard or custom size.
Wide Range of Standards: Meets international standards such as API, ASTM, BS, DIN, GB, and JIS, ensuring compatibility with various applications and industries.
Durable Coating: Our products feature a hot dipped galvanized coating, providing a long-lasting protection against corrosion and rust, extending the lifespan of the steel.
Convenient Processing Services: Our professional team offers various processing services, including bending, welding, decoiling, punching, and cutting, allowing for efficient and flexible production.

Product Name:	Square and Rectangular Carbon Steel Pipe Hollow Section Tube Black and Galvanized Surface
Size:	OD	15X15mm to 400x400mm,25x12mm to 400x200mm
	Wall Thickness	0.6mm-6mm
	Length	Less Than 12m
Steel material	Q195 → Grade B, SS330,SPHC, S185 Q215 → Grade C,CS Type B,SS330, SPHC Q235 → Grade D,SS400,S235JR,S235JO,S235J2
Standard	BS EN10296,BS EN10025,BS EN10297,BS6323, BSEN10219,BSEN10217,GB/T13793-1992,GB/T14291-2006, GB/T3091-1993,GB/T3092-1993,GB3640-88
Usage	Used For Structure, Accessorize And Construction
Ends	1) Plain 2) Beveled 3) Thread with Coupling or cap
End protector	1) Plastic pipe cap 2) Iron protector
Surface Treatment	1) Bared 2) Black Painted (varnish coating) 3) Galvanized 4) With Oiled 5) 3 PE, FBE, corrosion resistant coating
Technique	Electronic Resistance Welded (ERW ) Electronic Fusion Welded (EFW) Double Submerged Arc Welded (DSAW)
Type	Welded
Section Shape	Square/rectangular
Inspection	With Hydraulic Testing, Eddy Current , Infrared Test
Package	1) Bundle, 2) In Bulk 3) Bags 4) Clients' Requirements
Delivery	1) Container 2) Bulk carrier
Date of Delivery	According To The Quantity And Specification Of Each Order
Others	Fitting as screws and flange also can be supplied.

The Size of square and Rectangular Steel tube Hollowen Section

Square Hollow Section (SHS)	WT (mm)	Rectangular Hollow Section (RHS)	WT (mm)
16*16	0.8-1.5	20*40	0.8-2.0
19*19	0.8-2.0	25*50	0.8-2.0
20*20	0.8-2.0	30*40	0.8-2.0
25*25	0.8-2.0	30*50	0.8-2.0
30*30	0.8-2.0	37*57	0.8-2.0
32*32	0.8-2.0	40*60	0.8-2.0
35*35	0.8-2.0	37*77	0.8-2.0
38*38	0.8-2.0	25*75	1.0-2.0
40*40	0.8-2.0	40*80	1.0-2.2
50*50	0.8-2.0	50*100	1.0-2.2
60*60	1.0-2.2	50*75	1.0-2.2
80*80	1.0-2.2	38*75	1.0-2.2
100*100	1.0-2.3	50*75	1.0-2.2

The Pictures of Galvanized square and Rectangular Steel tube Hollowen Section

Black Square and Rectangular Steel Tube Hollowen Section

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