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Q390C

Q390C Applications:

Q390C is extensively used in a variety of industries. Q390C is widely used in structural applications, including bridges, buildings and construction equipment and more.

Q390C Specification:

Thickness: 6-400 mm Width: 1600-4200 mm Length: 4000-15000mm send e-mail [email protected]

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Q390C steel plate

High strength low alloy structural steel plate Q390C owned the minimum yield point above 390 Mpa for the thickness equal or above 16mm,and tensile strength shall be within 490-650 Mpa.Normlised Q390C is mainly for heavy steel plate for improve the steel property when rolling. Technical Requirements & Additional Services:
♦ Low temperature impacting test
♦ Cutting and welding as per end user’s demands
♦ More striction on some chemical elements contains
♦ Issued Orginal Mill test certificate under EN 10204 FORMAT 3.1/3.2
♦ Ultrasonic test under GB/T2970,JB4730,EN 10160,ASTM A435,A577,A578  Techicals

Mechnical property for Q390C low alloy structural steel:

Thickness (mm)
Q390C ≤ 16 > 16 ≤ 35 > 35 ≤ 50 >50
Yield strength (≥Mpa) 390 370 350 330
Tensile strength (Mpa) 490-650

Chemical composition for Q390C low alloy structural steel (Heat Analysis Max%)

Main chemical elements composition of Q390C
C Si Mn P S V Nb Ti Al (min.) Cr Ni
0.20 0.55 1.00-1.60 0.035 0.035 0.02-0.20 0.015-0.060 0.02-0.20 0.015 0.30 0.70

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