S355ML Steel

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)

TMCP steel plate S355ML under steel standard EN 10025-4.Structural Steel plate S355ML shall be done low temperature impacting test under minus 50 centi degree,and the minimum values of impact energy in J shall be above 27J on longitudinal V-notch test pieces for thermomechanical rolled steel plate S355ML,and the minimum values of impacting energy shall be above 16J on transverse V-notch test pieces for TMCP steel plate S355ML.If the end users need a specific high impact energy for steel plate S355ML when rolling,they should indicate this term in their POs.

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

Mechnical property for S355ML Structural steel:

Thickness (mm)
S355ML ≤ 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 S355ML Structural steel (Heat Analysis Max%)

Main chemical elements composition of S355ML
C Si Mn P S Nb V
0.14 0.50 1.60 0.025 0.020 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