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SS490 steel

Under JIS3101 standard Number: JIS3101 SS490 steel  plate/sheet  is used to manufacture the plants of factory ,the commonconstructure and construction machinery and equipment; for example:Drilling machine ,
Excavator,Tip lorry, Grab,Conweigh belt,Bulldozer ,all kinds of Chain Block, and other
machiney equipments.

SS490/SM490A JIS3101 Comparison of steel grades
EN10025:1990 FE 510 B
DIN17100 ST52-3
ASTM A572GR50
EN 10025-2 S355JR
NFA 35-501 E36-2
BS1449 50B
UNI7070 FE 510 B

JIS3101 SS490 steel  plate Chemical analysis -% by mass* 

Chemical elements C≤ 16mm max C>16mm max Si 
max
Mn max P
max.
S
max.
%,by mass 0.24 0.24 0.55 1.60 0.045 0.045

JIS3101 SS490 steel  plate Mechanical properties

thickness Yield StrengthReH[N/mm2] transv.min. TensileStrengthRm[N/mm2]transv. Fracture Elongation[%]transv. min. Notch Impact Energy1)Ch Vcomplete samplelongitud. min [J]
t≤ 16mm t >16mm 355 345     20 degree 27J
   t < 3mm    t ≥ 3mm   510-680 490-630  
Up to 1.5mm 1.51-2.00mm 2.01-2.50mm 2.51-2.99mm  ≥ 3mm     13 14 15 16 20