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China GB/T 4171 Q265GNH Weather Resistant Steel Plate
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Q265GNH steel Additional Condition:
UT (Ultrasonic examination),AR(As Hot Rolled only),TMCP(Thermal Mechanical Control Processing),N(Normalized),Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35) , Charpy V-Notch Impact Test, HIC test, NDT ,PWHT( Simulated Post Weld Heat Treatment),NACE0175,The Third Party Test (Such as SGS Test), Coated or Shot Blasting and Painting.
Q265GNH weathering steel Chemical Composition and Mechanical Property:
C |
Si |
Mn |
P |
S |
Cu |
Cr |
Ni |
0.12 |
0.10-0.40 |
0.20-0.50 |
0.07-0.12 |
0.02 |
0.20-0.45 |
0.30-.065 |
0.25-0.50 |
Tensile Strength(MPa) |
Yield Strength(MPa) |
Elongation % |
|||||
480 |
345 |
27 |
|||||
GB/T 4171 Q265GNH steel application:
Q265GNH steel is mainly used for the railways, vehicles, bridges, towers. Q265GNH steel is also used for containers, oil derrick, harbor construction, oil platforms and chemical petroleum equipment containing hydrogen sulfide corrosion medium container structure.