Hot rolled EN steel grade S275JR plates welding process

EN steel grade S275JR plates,Q690E material has high strength, good fatigue resistance; high toughness and low brittle transition temperature; good cold forming performance and welding performance. In addition, , Q690 high strength steel plate and sheet has good corrosion resistance and certain wear resistance High strength, especially in the normalizing or normalizing plus tempering state has a higher comprehensive mechanical properties,EN steel grade S275JR plates.EN steel grade S275JR plates,Based on the advantages of steel resources in domestic market and good reputation, combining with the huge international market demand for steel products, our company started the international business in 2010 and successfully being approved and certified by ISO9001:2008, the Registration number is 626014Q11531R0S. With the quality steel products and professional service, our company was award the international acclaim from infrastructure, shipbuilding, petroleum industry etc., and gradually grow into a bright star in the steel export industry .EN steel grade S275JR plates,Rolling of steel plates is the core of the entire steel rolling production process The billet is deformed by rolling The rolling process plays a decisive role in product quality The quality requirements of rolled products include the three aspects of product geometry and dimensional accuracy, internal organization and performance, and product finish Finishing: It is the last process in the rolling process, and it is also a more complicated process It plays a final role in guaranteeing the quality of the product,EN steel grade S275JR plates.Molybdenum is a well known alloy element. Molybdenum can refine the grains of steel material, improve the hardenability and thermal strength, and maintain sufficient strength and creep resistance at high temperature. Adding molybdenum to structural steel can improve mechanical properties. Molybdenum can also restrain the brittleness of alloy steel caused by quenching treatment.The company adopts one-to-one fast service and has formed a professional after-sales service team to deal with various problems reflected by customers as soon as possible. At the same time, a traceable product traceability system has been established. It has always been placed at an important core position to resolve customer worries. Our steel products are always committed to “quality issues, life-long replacement”, which is the embodiment of our comprehensive service.