1) Specifications:
2) Implementation of the standards:
EN10210 \ EN10219: S235JRH \ S275J2H \ S355JOH \ S355J2H
ASTM A500: A \ B \ C \ D
JIS G3466 STKR: 400 \ 490
GB/T3094-2012: 20 # \ Q345B \ Q345D
Welded rectangular pipe
1) Specifications:
50 * 30-800 * 300mm, thickness 2.5-30mm
2) Implementation of the standards:
EN10210 \ EN10219: S235JRH \ S275J2H \ S355JOH \ S355J2H
ASTM A500: A \ B \ C \ D
JIS G3466 STKR: 400 \ 490
GB/T6728-2012 \ GB/T3094-2012: Q235B \ Q345B \ Q345D