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x10crni18 8 what is wr 50a weather steel specification s355jr equivalent astm cold rolled steel sheet inconel 625 price per kg pealed copper wire alloy steel rod 4140 steel a588 grade k myanmar machining sa299 grade a sa299 grade b a299 grade a b steel plate S275J2 double T steel yield strength s235j2w compatibilityGB/T 4171 Q355NH High strength weathering Steel Plate
GB/T 4171 Q355NH High strength weathering Steel Plate
GB/T 4171 Q355NH specification:
Thickness: 2mm-300mm
Width: 1000mm-4200mm
Length: 3000mm-18000mm
Main chemical elements composition of Q355NH:
Main chemical elements composition of Q355NH |
|||||||
C |
Si |
Mn |
P |
S |
Cu |
Ni |
Cr |
0.16 |
0.50 |
0.50-1.50 |
0.030 |
0.030 |
0.25-0.55 |
0.65 |
0.40-0.80 |
Mechanical property for Q355NH steel:
Thickness (mm) |
||||
Q355NH |
≤ 16 |
> 16 ≤ 40 |
> 40 ≤ 60 |
>60 |
Yield strength (≥Mpa) |
355 |
345 |
335 |
325 |
Tensile strength (Mpa) |
490-630 |
|||
GB/T 4171 Q355NH Application:
Q355NH atmospheric corrosion structural steel plate is widely used to building shipping containers and offshore containers, such as Schedule waste storage container, Weather Shelters, Tool boxes, Workshop containers and so on.
Technical Requirements & Additional Services:
♦ High tension test
♦ Low temperature impacting test
♦ Simulate post-welded heat treatment (PWHT)
♦ Issued Original Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Shot blasting and Painting, Cutting and welding as per end user’s demands
♦ G101 Guide for estimating atmospheric corrosion resistance of low alloy steels
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