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Technical standard for SM490C steel plate: JISG 3106.
Delivery status of SM490C steel plate: hot rolling, normalizing, quenching + tempering or tempering.
Mechanical properties of SM490C steel plate:
| Grade | Yield point or yield strength, N/m㎡ | Tensile strength | Elongation | |||||
| Thickness mm | Thickness mm | Thickness mm | % | |||||
| ≤16 | 16<t≤40 | 40<t≤75 | 75<t≤100 | ≤100 | 100<t≤200 | |||
| SM490C | ≥325 | ≥315 | ≥295 | ≥295 | 490-610 | 490-610 | ≤5 | ≥22 |
| 5<t≤16 | ≥17 | |||||||
| 5<t≤50 | ≥21 | |||||||
| >40 | ≥23 | |||||||
Application scope of SM490C steel plate:
SM490C steel plate belongs to low-alloy high-strength steel. It is a structural steel produced according to Japanese Standard JIS g3106. σb is 490Mpa. It is mainly used for structural parts requiring excellent welding performance such as buildings, bridges, ships, vehicles and construction machinery.
