JIS G3106 SM490B SM490B Steel Plate



Unitedsteel Carbon Plate Factory are specialized in producing and exporting Low alloy and high strength steel plate, heavy plate and wide, heavy plate, Which is a large steel plate supplier mill at Unitedsteel Group.


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  1. SM490B Adopt standard: JIS G3106 Standard Specification is for Rolled Steels for Welded Structure
  2. SM490B Specification: Thickness: 5mm to 500mm; Width: 1500mm to 4500mm: Length: 3000mm to 27000mm
  3. Third Party Inspection for SM490B: ABS, DNV, BV, GL, CCS, LR, RINA, KR, NK, CE, SGS, IKE, IEI or other quality department.
  4. SM490B Chemical composition % of the Product analysis of grade
SM490B Chemical Composition
Grade The Element Max (%)
C Si Mn P S Cu (min)
SM490B 0.18-0.20 0.55 1.65 0.035 0.035
  1. SM490B Mechanical Property
Grade SM490B Mechanical Property
Thickness Yield Tensile Elongation
SM490B mm Min Mpa Mpa Min  %
t≦16 325 490-610 17
16<t≦90 295-315 490-610 23
  1. Equivalent grades of grade SM490B (1.8818)
Equivalent steel grade of SM490B
Europe Belgium Germany France Italy Sweden India USA U.K
S 355 JR AE 355 B   E 36-2 Fe 510 B SS21,32,01 IS 961 A633  gr A,C,D 50 B
  1. SM490B Delivery Time Or Lead Time: 15-30days
  2. SM490B Extra Service: Pretreatment (Shot Blasting, Sand Blast, Painting and Galvanized), Cutting Parts, Sample Service, Third Party inspection, UT Test and Size inspection.
  3. If you have any requirement in steel plate for SM490B, whether the new plate or stock list of material, please feel free to contact us by email of calling.
  4. If you had any question at our plate or service. Please contact our after service department to get faster reply.

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