Q390E low alloy round bar manufacturer

Q390E alloy round bar has a higher overall mechanical properties,generally used in hot or normalized state,suitable for the manufacture of medium and high pressure boiler drum,high pressure petrochemical containers,pipes,large ships,bridges and other high load of the welded structure.We maintain more than 1,000 tons Q390E round bar inventory per month,and we can provide you the best quality service,the following together to understand our Q390E round bar size specifications and production processes.

Chemical content of GB Q390E round bar:

C≤0.20;Si≤0.55;Mn:1.00-1.60;P≤0.025;S≤0.025;Cr≤0.30;Ni≤0.70;Cu≤0.30;V:0.02-0.20;Nb:0.015-0.06;Ti:0.02-0.20

Thickness:0.5-60mm;outer diameter:1-400mm;length:1-8m

Mechanical properties:tensile strength σb(MPa):490 ~ 650;yield strength σs(MPa):≤16 when≥390;>16 to 35:≥370> 35 to 50:≥350>50 to 100≥330;elongation (%) ≥20

Technique:hot rolled

Surface treatment:black,polished

Delivery status:to hot-rolled, controlled rolling, normalizing and tempering plus tempering delivery

Application:suitable for the manufacture of medium and high pressure boiler drum,high pressure petrochemical containers,pipes,large ships,bridges and other high load of welded structure.

If you are interested in our GB Q390E low alloy round bar,please feel free to contact us,we also have a highly qualified logistics team to ensure fast delivery times and transportation,we can provide Q390E round bar with high quality and competitive price for our customers to meet your needs, look forward to cooperating with you, please call.

• Tel: 0086-371-86151827 86151627
• Fax: 0086-371-86011881
• [email protected]