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JIS G3125 Hot Rolled SPA-H Steel

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JIS G3125 SPA-H steel is Japanese material standard hot rolled steel for Superior Atmospheric Corrosion resistance steel plates, sheets, strips. The hot rolled steel for Superior Atmospheric Corrosion resistance SPA-H steel is more reliable in its tensile strength than SM400 steel.

 SPA-H Steel chemical composition:

Grade

C ≤

Si

Mn

P

S ≤

Cu

Cr

Ni ≤

SPA-H

0.12

0.25~0.75

0.20~0.50

0.070~0.150

0.040

0.25~0.60

0.30~1.25

0.65

SPA-H steel tensile property request:

Grade

Plate Thickness

Yield strength

Tensile strength

elongation

SPA-H

≤ 6.0mm

≥ 345 MPa

≥ 480 MPa

≥ 22

 

> 6.0mm

≥ 335 MPa

≥ 490 MPa

≥ 15

SPA-H Steel is hot rolled steel for Superior Atmospheric Corrosion resistance in the form of plates, sheets & strips for corrosion resistance application.

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