The points need attention to purchase EN steel grade S355JR material
C45 steel is a medium carbon high quality steel with high strength. Chemical composition of C45 steel: C: 0.42 - 0.50, Si: ≤ 0.40, Mn: 0.50 - 0.80, S: ≤ 0.045, P: ≤ 0.045, Cr: ≤ 0.40, Ni: ≤ 0.40, Mo: ≤0.10. EN steel grade S355JR material, C45 steel is widely used in aerospace, electric power, petrochemical, shipbuilding, machinery, electronics, environmental protection and other industries.
The company's sales department has a professional team, they have professional steel knowledge, respond quickly, with the problems raised by customers can quickly give solutions, put the interests of customers first. With their own professional knowledge to provide customers with high-quality steel plate in line with the requirements. At the same time, in terms of price, we also have great advantages. Members of the business department make sure that the delivery time is short and the service is the best.
Vanadium is a weak deoxidizer. Adding vanadium into EN steel grade S355JR material steel can reduce the adverse effects of carbon and nitrogen, effectively improve the strength, but sometimes also increase the tendency of welding hardening, vanadium is also a commonly used trace alloy element.
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