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GB/T4171 Q355NH Weathering steel is characterized by a protective rust layer resistant to atmospheric corrosion. Compared with carbon steel, weathering steel in the atmosphere has a more excellent corrosion resistance.
Steel Name:
China GB/T 4171 Q355GNH Weather Resistant Steel plate, China GB/T 4171 Q355GNH Weather Resistant Steel Plates, China GB/T 4171 Q355GNH Weather Resistant Steel Sheets, China GB/T 4171 Q355GNH Weather Resistant Steel Sheet.
Chemical Composition and Mechanical Property:
Grade |
Chemical Composition (%) |
|||||
C Max |
Si |
Mn Max |
P |
S Max |
||
China GB/T 4171 Q355GNH |
0.15 |
0.25-0.75 |
1.0 |
0.07-0.15 |
0.02 |
|
Grade |
Mechanical Property |
|||||
Yield Strength(MPa) |
Tensile Strength(MPa) |
% Elongation min |
||||
China GB/T 4171 Q355GNH |
345-355 |
490-630 |
22 |
|||
Main Application:
China GB/T 4171 Q355GNH Weather Resistant Steel Plate is used in Vehicle, Bridge, Tower, container And So On.
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