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  • S355M
  • S355M

S355M

  • Steel Standard: EN 10025-4
  • Rolling Type: Structural steel plate,low alloy steel plate
  • Thickness: 6mm-500mm
  • Width: 1500mm-4200mm
  • Length: 3000mm-18000mm
  • Heat Treatment: Thermo-Mechanical Control Process (TMCP)
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■ Overview
Structural steel plate S355M is one steel grade in steel standard en 10025-4.Comparing with steel plate S275M,S355M steel plate owned a higher steel strength including its yield strength and tensile strength.The minimum yield point of S355M steel plates is 355 Mpa,and tensile strength within 470-630 Mpa.For chemical composition,S355M low alloy steel plates contains a higher V and Ni than steel plate S275M when rolling.
■ Full Data
Technical Requirements & Additional Services:
♦ Low temperature impacting test
♦ Rolling under standard NACE MR-0175 (HIC+SSCC)
♦ Ultrasonic test under EN 10160,ASTM A435,A577,A578
♦ 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
■ Techicals

Mechnical property for S355M Structural steel:

Thickness (mm)
S355M ≤ 16 > 16 ≤ 40 > 40 ≤ 63 > 63 ≤ 80 > 80 ≤ 100 > 100
Yield strength (≥Mpa) 355 345 335 325 325 320
  ≤ 40 > 40 ≤ 63 > 63 ≤ 80 > 80 ≤ 100 > 100
Tensile strength (Mpa) 470-630 450-610 440-600 440-600 430-590

Chemical composition for S355M Structural steel (Heat Analysis Max%)

Main chemical elements composition of S355M
C Si Mn P S Nb V
0.14 0.50 1.60 0.030 0.025 0.05 0.10
Al(total) Ti Cr Ni Mo Cu N
≥0.02 0.05 0.30 0.50 0.10 0.55 0.015

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