As an international manufacturer and supplier of metal product, SMC is delighted to supply the series of cold formed products such as square steel tubes, rectangular steel tubes and circular steel tubes.

Specifications of Rectangular Steel Tube:

1) Thickness: 0.5mm - 20mm
2) Size (diameter): 10mm*20mm/15mm*15mm-200mm*400mm/300mm*300mm
3) Material: Q195, Q235, Q215, Q345, St37  ASTM A500
4) Certifications: ISO9001-2000, API-5L
5) Standard: ASTM, BS, GB, API

6) Length: 2m - 12m, by customer's requirements
7) Standards: GB/T6728-2002, GB/T6725-2002, GBT3094-2000, JG 178-2005, ASTM A500 JIS G3466, EN10210
8) Materials: Q195, Q215, Q235, Q345  St37 St52 St42 St35

Features of Rectangular Steel Tube:
1) Excellent equipment
2) Capacity of producing high accurate
3) Heat treatment technical equipment
4) Strict quality management
5) Strong technology and development 

Parameters of Rectangular Hollow Section: 

Manufacturing of Rectangular Steel Tube

Uncoiling → 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

Packaging of Rectangular Steel Tube

Shanghai Metal 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.

1) Shanghai Metal Standard

2) Customization

Our Service

To meet the entirety of our customers business needs, SMC offers its services as a “One-Stop Shop” for business services including Purchasing, Value-Added Manufacturing, Packaging/Labeling, and Delivery. SMC prides itself on achieving superior results and satisfying customer needs. In this, we earnestly strive to fulfill our role as trustworthy and reliable supplier of business services throughout the entire world.

Our Value-Added Manufacturing Services not only save our customer time from having to out-source, but also spare them the cost of dealing with several disparate shops and deadlines. 

Applications of Rectangular Steel Tube:

1) Tower foundation

2) Tower crane

3) Container frame

4) Expressway safety guard

5) Steel construction

6) Machinery

7) Agricultural canopy

8) Greenhouses