• S355JR Carbon Steel Square Pipe
  • S355JR Carbon Steel Square Pipe
  • S355JR Carbon Steel Square Pipe
  • S355JR Carbon Steel Square Pipe
  • S355JR Carbon Steel Square Pipe
  • S355JR Carbon Steel Square Pipe

Product Introduction

Carbon steel square pipe is a square metal pipe composed of carbon and iron elements and has a wide range of applications. The pipe is made from high quality carbon steel material and is widely used in the construction, engineering and manufacturing industries.

Product Details

Product NameCarbon Welded Square pipe
StandardAPI, ASTM, DIN, GB, JIS, API 5L, ASTM A213-2001, ASTM A333-2005, ASTM A335-2006, DIN 17175, GB 3087-1999, GB 5310-1995, GB6479-2000, GB 9948-2006, GB/T 9711.2-1999, JIS G3458-2005
Grade10#-45#, API J55-API P110, Cr-Mo alloy, Q195-Q345, 20#, API J55, API K55, API L80, API N80, API P110, 10CrMo910, 12Cr1MoV, 12CrMo, 13CrMo44, 15CrMo, Q235
Welded TypeERW SAW EFW GMAW
Outside Dia(mm)10.3-1219mm
Wall Thickness(mm)1.5-30mm
LengthRandom length:5-12m
SurfaceBlack painting, varnish paint, anti rust oil, hot galvanized, cold galvanized, 3PE,ect
PackagingLoose package, Packaged in bundles(3Ton Max) , bundled pipes with two slings at the both end for easy loading and discharging, End with Plastic caps or as per requirement
Application1. Fluid pipe    2. Power Plant       3. Structure pipe     4. Conduit pipe        5. Scaffolding pipe pharmaceutical andship,building etc.
Advantages1. Reasonable price with excellent quality            2. Abundant stock and prompt delivery            3. Rich supply and export experience, sincere service



Characteristics of carbon steel square tubes

1. High strength: Carbon steel square tubes are made of strong carbon steel and have excellent mechanical properties and strong pressure resistance. In various engineering applications, carbon steel square tubes can withstand high pressure, high temperature and heavy loads.

2. Corrosion resistance: Carbon steel square pipes have strong corrosion resistance after special treatment. This allows it to be used under harsh environmental conditions for a long time without being damaged by external factors.

3. Easy to process: Carbon steel square tubes are easy to cut, drill, weld and other processing operations. This material can be processed according to specific needs and components can be manufactured in various shapes and sizes according to design requirements.

Carbon steel square pipe specification

1. 20*20mm - used in decoration, advertising, display racks and other architectural decoration fields.

2. 30*30mm - widely used in brackets, mechanical parts and manufacturing processes of various structures.

3. 40*40mm - suitable for manufacturing machinery, bicycle frames, steel sheds, shelves and other practical industrial products.

4. 50*50mm - widely used in various structures and their supports, conveyors, steel pallets and other industries.

5. 60*60mm - usually used in machinery manufacturing, automobile manufacturing, railways, aviation, shipping and other fields.

6. 80*80mm - suitable for manufacturing hydraulic supports, conveyors, metallurgical equipment and other industries.

7. 100*100mm - widely used in manufacturing large machinery, building structures, automobile chassis and other practical industrial products.

Things to pay attention to when purchasing carbon steel square tubes:

1. Different materials of carbon steel square tubes will have different performances. Therefore, when choosing, you need to choose the corresponding material according to the specific use and environment.

2. The selection of specifications needs to be evaluated based on specific usage requirements. When selecting materials, you should also pay attention to the outer diameter, inner diameter, length and other parameters of the pipe.

3. The quality and treatment of the surface of the carbon steel square tube will also affect its service life. Before purchasing, you need to check whether parameters such as surface flatness and finish meet the requirements.

4. When using carbon steel square pipes, it is also necessary to consider the corrosion resistance, wear resistance and other performance indicators of the pipe to give full play to its practical application effect.


Back to Product >>

Versatile Applications

Customization based on your design,Professional selection and quotation for you