GB/ T 4171 Q235NH steel stock in China,best price and high quality Q235NH steel

With nearly 20 years' experience, BBN steel is now known as one of the leading manufacturers and suppliers ofGB/ T 4171 Q235NH steel. All of our products are strictly processed in our mill. Please rest assured to buy quality steel products with high strength from our factory.
GB/ T 4171 Q235NH steel stock Technical Requirements & Additional Services:
High tension test.
Low temperature impacting test.
Simulated post-welded heat treatment (PWHT).
Issued Orginal 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.
GB/ T 4171 Q235NH steel chemical composition:
C: Less than or equal0.13%
Si:0.1%~0.4%
Mn:0.2%~0.6%
P: Less than or equal0.03%
S: Less than or equal0.03%
Cu:0.25%~0.55%
Cr:0.40%~0.80%
Ni: Less than or equal0.65%
GB/ T 4171 Q235NH steel mechanical properties:
Tensile strength: 360MPa~510MPa
Yield strength: 215MPa~235MPa
GB/ T 4171 Q235NH steel similar brands : ISO 4952 S235W, EN 10025-5 S235J0W, JIS G 3114 SMA400AW
GB/ T 4171 Q235NH steel add a small amount of the carbon steel weathering steel, copper, nickel and other elements made of corrosion-resistant, high-quality steel with a tough, plastic casting, forming, welding, abrasion, high temperature, fatigue and other properties; weather resistance of carbon steel 2 ~ 8 times, coating of the carbon steel of 1.5 to 10 times, can be thinned use, nudity or simplified using paint to use.
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