B450NQR1 steel round bar

is an industrial steel,B450NQR1 round bar has good mechanical properties and chemical properties. As one of the most popular B450NQR1 round bar suppliers in China, we can provide steel products with high quality and competitive price. Here we will take a look at B450NQR1 round bar basic performance and production process.

Chemical composition of B450NQR1 round bar:

C≤0.12;Si:0.25-0.75;Mn:0.20-0.50;P:0.07-0.15;S0.020;Cu:0.25-0.55;Cr:0.30-1.25;Ni≤0.65

Thickness:1.00-2.50;width:900-1200mm

Technique:hot rolled

Mechanical properties: tensile strength σb (MPa) ≥ 450, yield strength σs (MPa) ≥ 310; elongation after fracture (mm) ≥ 27

Surface treatment:polish,black painted,galvanized

Package:Standard export package ,or as required

Application:widely used in the fields of machine production,electronic equipment,chemical industry, medicine, energy, building industry.

The above is our B450NQR1 round bars chemical properties and applications, if you have any questions, please feel free to contact us, we will answer you at the first time. We also have a high-quality logistics team to ensure fast delivery time and transportation, can provide you with quality and cheap , you are welcome to inquire.