JIS3125 SPAH
JIS G 3125-1987 Superior Atmospheric Corrosion Resisting Rolled Steels
JIS3125 SPAH Chemical composition unit%
Symbol |
Chemical composition |
|||||||
|
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 |
JIS3125 SPAH Mechanical properties
Symbol |
Thickness |
Yield point or proof stress |
Tensile strength |
Elongation % min |
Tensile test piece |
Bendability |
||
|
Bending |
Inside radius |
Test piece |
||||||
|
SPA-H |
≤ 6.0 |
345 |
480 |
22 |
NO.5 |
180° |
Thickness x 1.5 |
No.1 in rolling direction |
|
>6.0 |
355 |
490 |
15 |
NO.1A |
180° |
Thickness x 1.5 |
||
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