



Experience unmatched quality with our hot-rolled alloy steel round bars, featuring grades including 20Cr, 45Cr, and 40CrB. Specifically engineered for high-performance fasteners and pins up to grade 10.9, each bar is manufactured with exacting precision to ensure superior surface finish and internal soundness. With diameters ranging from 20mm to 160mm, we provide the dimensional flexibility to meet your exact specifications.
1)Grade: 20Cr~45Cr, 40CrB
2)Packing: standard sea-worthy packing
3)Surface treatment: cutting, drilling, painting or as per customer’s requirement
4)Size: 20-160mm
The special characteristics of these alloy steel round bars make them popular among customers. Our alloy round bars are strong, tough, wear resistant and durable and are able to endure heavy burdens and severe environments. The surface finish is smooth and mechanical properties are uniform due to the hot rolled process, suitable for severe applications.
One of the best features of our alloy steel rod is the excellent high stress performance. Their job-hardened tensile strength and toughness provide the ideal and most robust solution for high load taking parts in machine, automobile and construction industries. Also its superior hardenability and machinable properties facilitate easy machining and bring about time and labor saving in the course of production.
To sum it up, our alloy steel round bar is the ideal combination of quality, function and price. It has better performance, more benefits and versatile applications, so it is regarded as the ideal products for most harsh environments. We sincerely hope that our professional expertise and experience could provide you with the best quality round steel that you deserve.
Our alloy steel round is used in a wide range of applications including the production of fasteners, pins, shafts and gears. Its reliable performance and versatility make it the first choice of manufacturers across a variety of industries. The popular sizes are 25mm steel round bar and steel round bar 70mm. Whether it's heavy machinery, automotive components or structural applications, our round bars deliver consistent quality and performance.
As a leading alloy steel round bar manufacturer, we pride ourselves on delivering best-in-class products that meet the highest industry standards. Our commitment to quality and customer satisfaction sets us apart in the market, ensuring our customers receive best-in-class products that meet their specific needs. With our steel round steel bars, you can trust that you are getting a reliable and durable solution for your application.
As China metal materials industry leading enterprises, the national steel trade and logistics "Hundred good faith enterprise",China steel trade enterprises, "Top 100 private enterprises in Shanghai”. Shanghai Zhanzhi industry Group Co., Ltd.,(shorted to Zhanzhi Group) takes the" Integrity, Practicality, Innovation, Win-Win " as its sole operation principle, always persist in putting the customer demand in the first place.


