Q355NH steel plate exhibit a good resistance to corrosion than ordinary steel, Q355NH steel plate has smallest alloy elements not like stainless steel and its price is more cheaper than stainless.
Q355NH steel plate can be exposed to the atmosphere without painting. Q355NH steel plate begins to rust in the same way as ordinary steel.But soon the alloying elements in it cause a protective surface layer of fine-textured rust to form.
Q355NH Weathering steel plate Chemical composition(%)
Grade |
Q355NH chemical composition(%) |
||||
C Max |
Si Max |
Mn |
P |
S Max |
|
China GB/T 4171 Q355NH |
0.16 |
0.5 |
0.5-1.5 |
0.030 |
0.030 |
Q355NH Weathering steel plate Mechanical properties
Grade |
Q355NH mechanical property |
|
||
Yield Strength(MPa) |
Tensile Strength(MPa) |
% Elongation min |
||
China GB/T 4171 Q355NH |
325-355 |
490-630 |
20 |
BBN Steel, as Q355NH steel plate one of leading companies in China, We hold true concept of customer first, providing customers with good quality and good service of Q355NH steel plate.If you have any requirements about Q355NH steel plate,Welcome to contact with us.
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