Q390C

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

We supply Mild Steel Plate. For Mild Steel Plate we always source from China's number one state mills for Hot Rolled Steel such as Tianjin Iron & Steel and Ma Steel. These two mills produce excellent S235JR and S355JR Hot Rolled Steel Plate.

Hot Rolled Coil

Typical size range:

1.5 – 12mm Thick

1250 – 2500mm Wide

Available specifications:

EN 10025-2004

JIS G3101-2004

ASTM A36-05

GB/T 700-2006

Steel grades:S235JR; S355JR; A36; SS400; SS490; Q235(A/B/C/D); Q345(A/B/C/D/E); Q390; Q420
Steel Mills:

Angang Steel

Baosteel

Benxi Iron & Steel

LY Steel

Masteel

Shagang Group

Shenheng Steel

WISCO

Email: [email protected]

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