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SPA-H is a class of corrosion-resistant steels that can form a dense brick-red protective film on the surface to resist further corrosion in exposed environments.
The specific chemical components and mechanical properties of SPA-H corrosion resistant steel are for your reference
JIS G 3125 SPA-H corrosion resistant steel plates 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 |
JIS G 3125 SPA-H corrosion resistant steel plates mechanical properties:
| 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 corrosion resistant steel can be used in railway vehicles, Container structures, harbor construction, oil platforms, oil derrick, etc. Moreover, SPA-H corrosion resistant steel can be processed into steel plates, steel coils and steel tubes according to the purpose of use.
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