SA709 Grade HPS 70W low alloy structural steel
SA709GrHPS 70W high strength structural steel has good corrosion resistance and certain wear resistance, at the same time, SA709GrHPS 70W high strength sheet metal also has good cold forming performance and welding performance.
SA709GrHPS 70W high strength plate is mainly used in the manufacture of bridges, ships, vehicles, boilers, high-pressure containers, oil and gas pipelines, large-scale steel structures and so on.
high strength steel Chemical Composition
| Thickness (in) | C (max wt %) |
Mn (wt %) |
P (max wt %) |
S (max wt %) |
Si (wt %) |
Al (wt %) |
V (wt %) |
Cr (wt %) |
Ni (max wt %) |
Mo (wt %) |
Cu (wt %) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.750 - 2.00 | 0.11 | 1.10 - 1.35 | 0.020 | 0.006 | 0.30 - 0.50 | 0.010 - 0.040 | 0.04 - 0.08 | 0.45 - 0.70 | 0.40 | 0.02 - 0.08 | 0.25 - 0.40 |
high tensile steel mechanical property
| Thickness (in) |
Yield strength (min ksi) |
Tensile strength (min ksi) |
Elongation in 2" (min %) |
|---|---|---|---|
| 0.750 - 2.00 | 70 | 85 | 19 |
high strength alloy steel Products image
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