Shanghai Metal Corporation are delighted to supply the series of cold formed products 

such as square tubes, rectangular tubes, cold rolled steel plate and sheet. 

With galvanized, anti-corrosion or untreated surface treatment, 

our hollow section steel pipe accept your designation.

Shipbuilding is the construction of ships and other floating vessels. 

It normally takes place in a specialized facility known as a shipyard. 

Shipbuilders, also called shipwrights, 

follow a specialized occupation that traces its roots to before recorded history.

Specifications of Cold Formed Hollow Section 

- Square Tube, Rectangular Tube and Circular Tube:

1. Type: circular tube, square tube and rectangular tube.

2. Standard and Grade:

Specification of SHS-Square Hollow Section:

Specification of CHS-Circular Hollow Section:

Packaging of Hollow Section Steel Tube:

Shanghai Metal Corporation Products are packed and labeled according to the regulations and customer's requests.

Great care is taken to avoid any damage which might be caused during storage or transportation.

In addition, clear labels are tagged on the outside of the packages for easy identification of the product I. D. and quality information.

Shipbuilding and ship repairs, both commercial and military,

are referred to as "naval engineering".

The construction of boats is a similar activity called boat building.  

The dismantling of ships is called ship breaking.

Manufacturing:

Uncoilding-Flatting-Shearing and butt welding-Circle shearing-Loop storing

-Water cooling-removal of burrs-High frequency welding-Roll forming-Forming

-Nondestructive inspection-Cutting off-Corrosion resistant coating

-Packing and warehousing-Marking-Inspection

Application:

Hollow section steel tube mainly divided into 3 fields, 

1) Building structural members: for columns and beams, truss member in long-span construction auxiliary structural member; 

2) Mechanical members: for construction machinery, agricultural equipment, machinery frames and furniture parts; 

3) Others: for rack, pallet, high-rise automated warehouse, etc.