Q355GNH Chinese steel grade to GB/T 4171-2008 standard
Keywords: Q355GNH steel grade, Q355GNH steel plate, Q355GNH steel material, GB/T 4171-2008 standard, atmospheric corrosion resisting structural steel
Q355GNH is a Chinese steel grade to GB/T 4171-2008 atmospheric corrosion resisting structural steel.
Technical standard: GB/T 4171-2008
GB/T 4171-2008 standard specifies the dimension, appearance, weight and permissible deviation, technical requirements, test methods, test rules, packing, marking and quality certificate of atmospheric corrosion resisting structural steel.
Q355GNH Steel Chemical Composition to GB/T 4171-2008 standard
| Material |
C |
Si |
Mn |
|
|
Cu |
Cr |
Ni |
| Q355GNH |
≤0.12 |
0.25~
0.75 |
0.20~
0.50 |
0.07~
0.15 |
0.035 |
0.25~
0.55 |
0.30~
1.25 |
≤0.65 |
Application of Q355GNH Steel Plates to GB/T 4171-2008 standard
Q355GNH steel plate can used to the manufacture of various types of vehicles, bridges, containers, buildings, towers and other structures with hot and cold-rolled steel plates, steel strips and sections with atmospheric corrosion resistance. This weathering steel can be used for bolted, riveted and welded structural parts.
Katalor Industry company can process and customize for customers: special specifications of fixed-length plates, special specifications of coils, square pipes, angled square pipes, welded pipes, rectangular pipes, angled rectangular pipes, round pipes, channel steel, steel sheet piles, even iron, caps Steel, P pipe, upper side beam, automobile longitudinal beam, bridge U rib, trapezoidal groove, oblique groove, angle steel, Z-shaped steel, other special-shaped steel, etc. can also accept steel plate cutting, laser cutting, hollowing, folding, punching And other precision processing customization.
