Jiangsu Profile
Product List
1261. High Strength Hot Rolled Rod Round Bar AISI 4140 4130 1015 1045 1020 Alloy Tool Steel Carbon Steel ... 
[Feb 24, 2026]
[Feb 24, 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
1262. Hot Rolled Factory Price Alloy Steel Round Bar A36 Q235 SAE1010 SAE1020 SAE1045 Carbon Steel Round ... [Feb 24, 2026]
[Feb 24, 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
1263. Carbon Steel Bars ASTM A36, Q195, Q235B, Q345b, Ss400 Hot-Rolled Low-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
1264. Chinese Hot-Rolled Q235/Q235B 6mm 300mm Carbon Steel Round Bar Standard for Building Materials [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
1265. Hot-Rolled Carbon Steel Bars, ASTM A36 45 #, 65mn, 40mm/38mm 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
1266. Q235 Ss400 Carbon Steel Round Bar Price, Low Carbon Steel Bar and A36 [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
1267. SAE 1020 1045 4140 4340 8620 36mm 40mm 65mm Diameter 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
1268. Factory Suppliers OEM Q235 Q345 A36 S235jr S275jr S355jr Ss400 Q420 Q460 Q550 Q690 St37 St52 Carbon ... [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
1269. Factory Suppliers Q235 Q345 A36 S275jr S335 St52 St37 Carbon Steel Round 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
1270. Q195 Q235 Q345 S355 Hot Rolled AISI Seamless/Welded Carbon Steel Round Bar for Building [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
1271. China Factory Hot Rolled Q235 Grade Low Carbon Steel Round Bar for Bending Welding Services in ... [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
1272. Factory Supplier Q235B A36 Ss400 S235jr S275jr S355jr Q355b Q355D Carbon Steel Round 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
1273. Price of SAE 1035 ASTM A572 Grade 50 Hot-Rolled Alloy Low-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
1274. Hot Rolled ASTM 4140 JIS DIN 42CrMo4 C45 Cr12 Carbon Steel Round 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
1275. St37 S275jr Ss400 Carbon Steel 30mm 10mm Low Carbon Steel Round Bar 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
