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  • Q460D PLATE
  • Q460D STEEL

Q460D

  • Steel Standard: GB/T1591
  • Rolling Type: High strength low alloy structural steels
  • Thickness: 6mm-350mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: As rolled/Control-rolled/Normalised/N+T/QT
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■ Overview
GB/T1591 Q460 contains three different steel grades as Q460C,Q460D and Q460E.Structural steel Q460D shall be done impacting test at low temperature minus 20 degree centigrade.Normalised heat treatment suggested to be done for low alloy steel plate Q460D in heavy thickness,Quenched and tempered is also adopt when end users demand.
■ Full Data
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 Q460D low alloy structural steel:

Thickness (mm)
Q460D ≤ 16 > 16 ≤ 35 > 35 ≤ 50 >50
Yield strength (≥Mpa) 460 440 420 400
Tensile strength (Mpa) 550-720

Chemical composition for Q460D low alloy structural steel (Heat Analysis Max%)

Main chemical elements composition of Q460D
C Si Mn P S V Nb Ti Al (min.) Cr Ni
0.20 0.55 1.00-1.70 0.030 0.030 0.02-0.20 0.015-0.060 0.02-0.20 0.015 0.70 0.70

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