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  • Q275B STEEL
  • Q275B PLATE

Q275B

  • Steel Standard: GB/T700
  • Rolling Type: Mild steel plate,Structural steel plate
  • Thickness: 2mm-500mm
  • Width: 1000mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: As rolled/Control-rolled/Normalised
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■ Overview
Q275B steel is a kind steel grade under steel standard GB/T700.Q275B steel plate is mainly used for steel structural buildings,frames and other steel body.This steel grade Q275B shall be done impacting test at room temperature.
■ 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 Q275B Structural steel:

Thickness (mm)
Q275B ≤ 16 > 16 ≤ 40 > 40 ≤ 60 > 60 ≤ 100 > 100 ≤ 150 > 150
Yield strength (≥Mpa) 275 265 255 245 225 215
Tensile strength (Mpa) 410-540

Chemical composition for Q275B Structural steel (Heat Analysis Max%)

Main chemical elements composition of Q275B
Thickness(mm) C Si Mn P S
T≤40 0.21 0.35 1.50 0.045 0.045
40<T 0.22

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