Jiangsu Profile
Product List
45046. High-Quality Q235B Carbon Steel Round Bar, 20mm Diameter. 
[Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45047. Hot-Rolled Carbon Steel Round Bars for Building Construction [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45048. Factory Direct Sales of High-Quality Hot-Rolled Carbon Steel Round Bars, 20mm Diameter [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45049. High-Precision Carbon Steel Bars, 50mm, 60mm, 70mm, 1045 Carbon Steel Round Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45050. Hot-Rolled ASTM A36 Q195 Q215 Carbon Steel Round Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45051. Hot-Selling Carbon Structural Steel 1080 Round Bars From Chinese Factory Suppliers [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45052. High-Quality Steel Carbon Bars, 25mm and 65mm Round Carbon Steel Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45053. High-Quality Hot-Rolled Carbon Round Steel Bar 5.5-250 mm, Low-Priced Building Material [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45054. Factory Wholesale of High-Quality 6mm Carbon Steel Round Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45055. AISI 4140 ASTM A369 Grade High-Strength Carbon Steel Round Bar [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45056. Low-Priced 35# 10~400mm Hot-Rolled Alloy Carbon Steel Round Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45057. Q235 Q235B 20 #1020 St37 Carbon Steel Round Bars 40mm 50mm [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45058. Hot-Rolled Carbon Round Steel High-Quality A36 A572 Gr50 S355 Carbon Steel Bar [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
45059. ASTM Standard Carbon Steel Round Structural Bars, Q235/Q345/Ss400 Grade, Cold-Drawn and Polished [Feb 02, 2026]
[Feb 02, 2026] Product introduction Round steel belongs to carbon structural steel for construction and machinery, while square steel belongs to carbon structural steel for machinery. Both of them are simple section steel, and their ...
Company: Jiangsu Rongyi Metal Co., Ltd
45060. Factory Wholesale of High-Quality Carbon Steel Round Bars [Feb 02, 2026]
[Feb 02, 2026] Product introduction Carbon steel round bar is a solid round steel made of carbon steel. Its specifications are expressed by diameter and are divided into three categories according to the processing method: hot ...
Company: Jiangsu Rongyi Metal Co., Ltd
