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Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.

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S355MC Plates

S355MC Plates
Material Grade: EN 10149-2 S355MC (High Yield)
Supply Condition: Thermomechanically Rolled (M)
Primary Benefit: Excellent Cold Forming & Bending Properties
Structural Edge: High Strength-to-Weight Ratio for Lightening
Fabrication Advantage: Superior Weldability & Fine Grain Structure
Strength Level: 355 MPa Minimum Yield Strength
Surface Quality: Clean Finish Optimized for Coating/Painting
Primary Industries: Automotive Chassis, Truck Frames, & Cold Profiles
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S355MC Plates are high-yield strength, thermomechanically rolled steels specifically engineered for cold forming applications. Governed by the EN 10149-2 standard, these plates offer a minimum yield strength of 355 MPa, providing a robust structural foundation while remaining significantly lighter than traditional hot-rolled grades. The "MC" designation indicates that the material is Thermomechanically Rolled (M) to achieve a fine-grained microstructure, ensuring it possesses the high ductility required for complex Cold Forming (C), such as tight bending, pressing, and folding without the risk of surface cracking or structural failure.

The technical superiority of EN 10149-2 S355MC lies in its exceptional strength-to-weight ratio, making it an indispensable material for industries focused on weight reduction and fuel efficiency. Unlike standard structural steels, S355MC maintains excellent weldability and toughness due to its low carbon equivalent. Its clean surface finish and precise dimensional tolerances make it the primary choice for automotive chassis, truck frames, cold-pressed longitudinal beams, and crane booms. By utilizing S355MC, manufacturers can produce highly durable components that handle significant mechanical stress while reducing the overall dead weight of the final assembly.



S355MC Plates Features

  • » Advanced Cold Formability (C): Specifically engineered for complex cold-pressing and bending operations, allowing for tight radii without the risk of cracking or material fatigue.
  • » Thermomechanically Rolled (M): Produced via a precision-controlled rolling process that creates a highly refined grain structure, ensuring superior strength and toughness compared to standard hot-rolled plates.
  • » High Yield Strength (355 MPa): Offers a high load-bearing capacity that enables the design of thinner, lighter components without compromising structural safety.
  • » Weight Reduction Advantage: The high strength-to-weight ratio allows for significant "light-weighting" of vehicles and machinery, leading to improved fuel efficiency and payload capacity.
  • » Excellent Weldability: Low carbon equivalent content ensures that the plates can be welded easily using all standard industrial methods while maintaining high integrity in the weld zone.
  • » Fine-Grained Microstructure: The micro-alloyed chemistry (typically containing Niobium or Titanium) provides enhanced resistance to impact and reliable mechanical properties.
  • » Superior Surface Quality: Features a clean, smooth surface finish that is optimized for subsequent processing steps such as pickling, galvanizing, or powder coating.
  • » Dimensional Precision: Manufactured to tight thickness and flatness tolerances, making it ideal for automated laser cutting and high-precision fabrication lines.

S355MC Plates Specification

Standards

  • EN Standard: EN 10149-2
  • Grade: S355MC
  • Werkstoff No: 1.0976
  • Type: Thermomechanically Rolled

Chemistry

  • Carbon (C): 0.12% Max
  • Manganese (Mn): 1.50% Max
  • Silicon (Si): 0.50% Max
  • Alloying: Nb, Ti, V (Micro-alloyed)

Strength

  • Yield Strength: 355 MPa (Min)
  • Tensile Strength: 430 – 550 MPa
  • Elongation: 19 - 23% (Min)
  • Bending Radius: 0.5t to 1.5t

Fabrication

  • Condition (M): Thermomechanical
  • Cold Forming (C): Optimized
  • Weldability: Excellent (Low CEV)
  • Cut Quality: Laser & Plasma Ready

Dimensions

  • Thickness: 1.5 mm to 20 mm
  • Width: 1000 mm to 2000 mm
  • Length: 2000 mm to 12000 mm
  • Tolerance: EN 10051

Quality

  • MTC: EN 10204 3.1
  • Testing: Tensile & Bend Test
  • Surface: Dry or Oiled/Pickled
  • Origin: Certified Mill Stock

S355MC Plates Detailed Specifications

Property Specification
Item High Tensile Steel Plate - EN 10149-2 / WNR. 1.0984
Standard ASTM, ASME and API
Size 0.5 mm – 200 mm
Thickness range 2.4mm-16mm
Width range 900mm-1850mm
Length 2000mm to 12000mm
Process of Manufacturing Hot-Rolled (HR)
Hardness Soft, Hard, Half Hard, Quarter Hard, Spring Hard etc.

S355MC Plates Chemical Composition

Grade C max Si max Mn max P max S max AL max Nb max V max Ti max
S550MC 0.12 0.50 1.8 0.025 0.015 0.015 0.09 0.2 0.15

S355MC Plates Mechanical Properties

Grade ReH-Minimun yield strength(Mpa) Rm-Tensile strength(Mpa) Nominal thickness(mm) A-Minimum elongation Lo=5,65√So(%) Nominal thickness(mm) A-Minimum elongation Lo=Lo=80mm(%)
EN 10149-2 S700MC 550 600-760 From3 14 to3 12

S355MC Plates Equivalent Grades

S550MC EN 10149-2 Number:1.0986 Comparison of steel grades
SEW092 QStE 550TM
NFA36-231 E560D
UNI8890 FeE560TM
ASTM 080XLK
BS1449 60F45/60F55

Industrial Locations & Keywords

Industrial Locations & Keywords
Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair)
Jeddah Industrial Cities (1st, 2nd & 3rd)
Dammam Industrial Areas (1st, 2nd & 3rd)
Jubail Industrial City
Yanbu Industrial City
Rabigh Industrial City
Al Khobar Industrial Area
Al Ahsa Industrial City
Madinah Industrial City
Makkah Industrial City
Taif Industrial City
Tabuk Industrial City
Jazan Industrial City
Industrial supplier in Saudi Arabia
Pipe fittings supplier in Jubail / Dammam / Riyadh
Flange and valve supplier Saudi Arabia
Fast delivery industrial materials KSA
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