Square Steel Tube – SHS

Hollow sections for structural purpose, square and rectangular steel pipe
Shape: Hollow Sections: Square, Rectangular, Round, Triangular, Hexagonal, Eliptical Hollow sections, Scaffolding
Hollow Sections:
Construction: Hall Structure, Sea Trestle, Airport Structure, Shipbuilding, Security Door Frames, Garage Doors, Strengthening Liners of Steel Doors and Windows, Indoor Partition Walls, Cable Bridge Structures and Expressway Safety Guards, Balustrade, Decorating, Residential, Ornamental Pipes


Automotive Parts: Motorcar Case, Car and Bus Manufacture, Vehicles

Agriculture:Agricultural Equipment

Industry:Machinery, Solar Stent, Offshore Oil Field, Mine Equipment, Electromechanical Hardware, heavy engineering, Mining and Resources, Process Engineering, Materials Handling, Mechanical Parts

Traffic: Walking Rails, Roll-up Doors, Guardrail, Plaza Structure, Signage, Road Furniture, Fencing

Logistics Storage: Supermarket Shelves, Containers, Transport Industries, Commercial Construction

Other: Sports Apparatus, Leisure Equipment, Furniture, School Furniture

Scaffolding Tube: Material Storage Racks, Pallets, Hydraulic Platforms, Trusses, Columns, Purlins, Greenhouse Stands Towers

Quality Standard:

Hollow Sections:GB/T 13793 Longitudinal electric resistance welded steel tubes

GB/T 6728 Cold formed steel hollow sections for general structure-Dimensions, shapes, weight and permissible deviations

ASTM A500 Cold Formed Welded and Seamless Carbon Steel Steel Structural Tubing in Round and Shapes

ASTM A 53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

EN 10210 Hot finished structural hollow sections of non-alloy and fine grain structural steels

EN 10219 Cold formed welded structural hollow sections of non-alloy and fine grain steels

JIS G 3466 Carbon steel square for general structural purposes

BS 1387 Steel Tubes for use for Water, Gas, Air and Steam

BS 6323 Part5 Seamless and welded steel tubes for automobile mechanical and general engineer purpose.

IS : 1161 Steel Tubes For Structural purpose and Electric poles.

IS : 3601 Steel tubes for mechanical & general engineering purposes.

IS : 3074 Steel tubes for Automobile purpose.

IS : 4923 Steel tubes for Hollow sections used in structures



Scaffolding Tube:GB 15831 Steel tube scaffold couplers

EN 39 Loose steel tubes for tube and coupler scaffolds

BS 1139 Metal scaffolding

Steel Grade:

GB/T 13793, GB/T 6728, GB 15831: Q195, Q215, Q235, Q275, Q295, Q345, 08F, 08, 08AL, 08F, 10F, 10, HG5, DF08 EN 10210, EN 10219, BS 1387: S185, S235, S235JR, S235 G2H, S275, S275JR, S355JRH, S355J2H, ST12, ST13, ST14, ST33, ST37, ST44, ST52

ASTM A500, ASTM A 53: Gr. A, Gr B, Gr C, Gr.D, DC01, DC03, 1008, 1010 JIS G 3466: SS330, SS440, SS490, SPHD, SPHE

Process:ERW and Seamless

Hollow Sections:

Size: 400mmx400mm – 1100mmx1100mm

Wall Thickness: 6.0mm – 50mm

Length: 3M – 13M as per customer required

Scaffolding Tube:

Outer Diameter: 38mm, 42mm, 48.3mm-48.6mm

Wall Thickness: 2.0mm, 2.5mm, 2.75mm, 3.0mm, 3.25mm, 3.85mm, 4.0mm Length: 0.3M -18M


Seamless: Hot Rolled, Hot Expanded

Welded: ERW, HFW, LSAW

Coating: Hot-dipped Galvanized, Pre-Galvanized

Raw Material:

Seamless: Pipe Billet (Hot Rolled, or Con-casting), Mother Pipe

Welded: Hot Rolled Steel Coil (HRC) , Cold Rolled Steel Coil (CRC), Pre-painted Galvanized Steel Strip

End: Square cut, Burr removed

Surface: Lightly oiled, Hot dip galvanized, Pre-galvanized, Black

Heat Treatment: Bright Annealed, Black Annealed

Packing: Plastic plugs/caps in both ends, Hexagonal bundles of max. 2,000kg with 8-10 steel strips, Two tags on each bundle, Wrapped in waterproof paper.

Test: Chemical Component Analysis, Mechanical Properties (Tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Charpy Impact Test etc.), Dimension Inspection. Mill Test Certificate: EN 10204/3.1B

Mill Test Certificate: EN 10204/3.1B