E355 Welded Precision Alloy Steel Seamless Pipes Thick Wall ISO Certificated

What is the usage of E355 Welded Precision Steel Pipe , What is the different of E235 and E355

Our factory is one leading precision Steel Pipe , we mainly operated E355 Steel Pipe more than 22 years 

We have high-quality Alloy and stainless Steel Tubes and Pipes 

Our pipes conform to  the API , ISO , PED  standards , we have service more than 55 countrys with the high quality pipes 

Our E355 steel Pipe have the following usage 

E355 Precision Steel ERW Pipe 

Standard : EN10305-2

Size : 0.2inch to 48inch 

E355 Pipe Lenght : 4 to 12m or we can supply the other lenght and fixed lenght  on your requirements 

E355 Precision Pipe Delivery condition : 

+C(BK)

+N(NBK)

+A(GBK)

+LC(BKW)

+SR(BKS)

Our almost material as following :  E235 , E355  

Our factory certificates : ISO , PED , 

E355  Precision ERW Pipes  Chemical compostion 

E355 Material Number =1.0580 precision Pipes 

Alloy precision  pipes the standard as following : 

EN 10296-1: 2003 Welded circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions
EN 10305-1: 2010 Steel tubes for precision applications. Seamless cold drawn tubes. Technical delivery conditions
EN 10305-2: 2002 Steel tubes for precision applications. Welded cold drawn tubes. Technical delivery conditions
EN 10305-3: 2002 Steel tubes for precision applications. Welded cold sized tubes. Technical delivery conditions
EN 10305-4: 2003 Steel tubes for precision applications. Seamless cold drawn tubes for hydraulic and pneumatic power systems. Technical delivery conditions
EN 10305-5: 2003 Steel tubes for precision applications. Welded and cold sized square and rectangular tubes. Technical delivery conditions
EN 10297-1: 2003 Seamless circular steel tubes for mechanical and general engineering purposes. Non-alloy and alloy steel tubes. Technical delivery conditions

E355 chemical composition : 

If you have more requirements , please email us : service@okpipes.com 

E355 and E235 heat treatment conditions 

+A(Soft Annealed )

+AC(Annealed to achieve spheroidization of the carbides )

+AR(AS rolled )