a573 grade 65 steel and a572 grade 65 steel differences The company has always been environmentally friendly

SM400A/B/C steel structural quality carbon steel profiles, plates and bars used for riveting, bolting or welding of bridges and buildings and general structural purposes,a573 grade 65 steel and a572 grade 65 steel differences.

The carbon content of , medium carbon steel plate is 0.25% - 0.60%. In addition to carbon, it can also contain a small amount of manganese (0.70% - 1.20%). The medium carbon steel plate after quenching and tempering has good comprehensive mechanical properties. The highest hardness is about HRC55 (hb538) and σ B is 600-1100mpa.

Our company will accept the product quality objection registration record, pass it to the production unit and relevant departments, and timely coordinate the supervision of product quality objection. Our company coordinates the relevant department personnel to the customer unit to carry on the investigation, the processing.

According to South Korea newsis reported on March 12, Korea iron and steel association statistics show that in February, South Korea's domestic steel exports to 2.44 million tons, down 2.4 percent year on year, after January down 3 percent, the second consecutive month of decline. In the past three years, South Korea's steel exports have decreased year by year, from 31.67 million tons in 2017 to 30.44 million tons in 2018 and 30.38 million tons in 2019. Instead, South Korea's steel imports increased last year. As China's economy slows and steel prices fall, Chinese steel is pouring into South Korea, analysts say.