SM570 low alloy high strength steel plates have the highest strength and toughness among the steel grades under JIS G3106 welded structure steel standard. JIS G3106 SM570 low alloy high strength steel plates are widely used in engineering machinery, bridges, vessels, vehicles, ships, power equipment, and other important engineering structures.
Japanese standard steel JIS G3106 SM570 low alloy steel plates chemical composition:
| Grade | C | Si | Mn | P | S | |
| Thk≤50 | >50≤200 | |||||
| SM570 | 0.18 | 0.18 | 0.55 | 1.6 | 0.035 | 0.035 |
Japanese standard steel JIS G3106 SM570 low alloy steel plates mechanical property:
| Grade | Yield strength (N/MM2) | Tensile strength | Elongation % | ||||||||
| SM570 | Thk≤16 | >16-40 | >40-75 | >75-100 | >100-160 | >160-200 | ≤100 | >100-200 | ≤16 | >16 | >20 |
| 460 | 450 | 430 | 420 | - | - | 570-720 Mpa | - | 19 | 26 | 20 | |
The JIS G3106 SM570 low alloy high strength steel plates supplied from BBN steel share characteristics of high strength, excellent weldability and low temperature impact toughness. BBN steel have supplied SM570 steel plates to the major construction machinery plants, coal mine machinery plants and motor equipment factories, and have achieved extensive social and economic benefits.
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
