Flat bar

Flat bar

Flat bar

Steel standard: GB Q320581FBA002-2008
Main steel grades: S355JR, Q345B, St52-3, S235JR, A283 Grade C, A36,
St37-2, Q235B, SS400, A, B, AH32, AH36
Main application: Flat bars are used to build ship and vessels and other steel structures
Rolling range:
Thickness: 8-30mm
Width: 100-450mm
Length: 5000-18000mm
Surface Treatment: Hot rolled and coated or Shot blasting and painting
Additional service: Shot blasting and painting, Cutting and welding as per user’s request.
All steel grades for flat bar we can offer as follows:


                      STEEL GRADE

Shipbuilding special steel

Grade A, Grade B, Grade AH32,Grade AH36,Grade AH40,Grade DH32,Grade DH36,Grade DH40

Mild steel grade

Q235B,Q345B,S355JR,S235JR,A36,SS400,A283 Grade C,St37-2,St52-3,A633 Grade A,A572 Grade 50,A709 Grade 36/50


If you have any questions or need support, please fill in the form below, we will get back to you as soon as possible!!


Office Address:

Unit 6, lane 2500, xiupu Road, Kangqiao Industrial Area, Pudong New District, Shanghai.


Main products:

Steel pipe,steel tube,seamless steel pipe,etc.


Have Problem?

If you have any questions, please send email service6@katalor.com to us or get support online!


If you are interested in any of our products or would like to discuss a custom order, please feel free to contact us. We are looking forward to forming a successful business relationship with new clients around the world in the near future.


  @ 2010 - 2017 Shanghai KATALOR Enterprises Co., Ltd.