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EN 10225 Grade S355G7+M Offshore Platform Steel Plate

Steel Standard:EN 10225

Rolling Type:Oil and offshore platform steel plate

Thickness:6mm-300mm

Width:1500mm-4200mm

Length:3000mm-18000mm

Heat Treatment:Thermo-Mechanical Control Process (TMCP)

EN 10225 Grade S355G7+M Offshore Platform Steel Plate Supplier

We are a leading China-based manufacturer and bulk exporter of EN10225-1 S355G7+M steel plates, designed for demanding offshore and marine applications. Our high-strength, low-alloy structural plates offer superior corrosion resistance, excellent weldability, and enhanced toughness for harsh environments.EN 10225 S355G7+M,S355G7+M steel plate,S355G7+M steel sheet owned yield strength above 355 Mpa and tensile strength with 470-630 Mpa.GNEE Steel offer S355G7+M offshore platform steel plate in TMCP delivery condition.

Specification Parameters
Basic Information

S355G7+M Steel plate Chemical Composition

S355G7+M Chemical Composition

Grade

The Element Max (%)

C

Si

Mn

P

S

Al

N

S355G7+M

0.14

0.15-0.55

1.0-0.01

0.02

0.01

0.0055

0.01

Nb

V

Ti

Cu

Cr

Ni

Mo

0.04

0.06

0.025

0.3

0.25

0.5

0.08

Crack Sensitivity:  Pcm = (C+Si/30+Mn/20+Cu/20+Ni/60+Cr/20+Mo/15+V/10+5B)%
Carbon Equivalent:  Ceq = 【C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15】%

 

S355G7+M Steel plate strength property

S355G7+M high strength property

Grade

Mechanical Property

Charpy V Impact Test

Thickness

Yield

Tensile

Elongation

Degree

Energy 1

Energy 2

S355G7+M

mm

Min Mpa

Mpa

Min  %

-40

J

J

t≤50

355

470-630

22%

50

50

50<t≤63

355

470-630

22%

50

50

63<t≤100

325

490-630

22%

50

50

Note: Energy 1 is transverse impact test, Energy 2 is longitudinal

 

 

Service Support
EN 10225 Grade S355G7+M Offshore Platform Steel Plate

EN10225 Grade S355G7+M Offshore Platform Steel Plate Other Name

EN10225 Grade S355G7+M Offshore platform Steel plate , EN10225 Grade S355G7+M Offshore Structural Steel Plate,EN10225 Grade S355G7+M drilling platform Steel plate , EN10225 Grade S355G7+M Welding Structural Steel Plate .

Additional Condition

UT(Ultrasonic examination), AR(As Hot Rolled only), TMCP(Thermal Mechanical Control Processing), N(Normalized), Q+T(Quenched and Tempered),Z Direction Test(Z15,Z25,Z35), Charpy V-Notch Impact Test, The Third Party Test (such as SGS Test), Coated or Shot Blasting and Painting.