What is Q235NH weathering steel?

Q235NH steel is a kind of weathering steel that is under the GB/T 4171 standard. Q235NH weathering steel owns a minimum yield strength of 235 MPa. According to the different impacting temperature, Q235NH steel plates can be named as Q235NHA, Q235NHB, Q235NHC, Q235NHD, Q235NHE. Q235NH steel plate is widely used in vehicle, bridge, tower, container and so on.

Q235NH Steel Grade Equivalent:

EN 10025-5:S355J2W

Specification