Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Oct 31, 2025

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Product Description

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Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Low carbon steel
Also known as mild steel, carbon content from 0.10% to 0.30% low carbon steel is easy to accept a variety of processing such as forging, welding and cutting, commonly used in the manufacture of chains, rivets, bolts, shafts and so on.
Medium carbon steelCarbon steel with a carbon content of 0.25% to 0.60%. There are a variety of products such as killed steel, semi-killed steel, boiling steel. In addition to carbon, it may contain a small amount of manganese.
High carbon steelOften referred to as tool steel, carbon content from 0.60% to 1.70%, can be hardened and tempered. Hammers, crowbars, etc. are made of steel with a carbon content of 0.75%; cutting tools such as drill bits, wire taps, reamers, etc. are made of steel with a carbon content of 0.90% to 1.00%.

 

Product Paramenters

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Item

 

Carbon Steel Bars

 

Standard

 

GB/T, JIS, ASTM, EN

 

Material

 

Q195,Q215, Q235, Q255, Q355, 10#,15#, 20#, etc

 

Diameter

 

4mm~800mm

 

Length

 

1m,3m,5.8m,6m,12m or as required

 

Surface

 

Polished,bright,black,coated

 

Package

 

Standard export seaworthy or as customers' requirements

 

Quality Inspection

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Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure

Application area

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building StructureIt is widely used in Shipping, Petrochemical industry. Machine industry, Medicine, Electric Power, Energy, Building Decoration, Nuclear Power, Aviation and Spaceflight, Seawater equipment, Chemistry, Coloring Matter, Paper-making, Oxalic Acid, Fertilizer, Coastal areas, Facility, Rope, Screw, Nut etc.
Small round steel bars of 5.5-25 mm are mostly supplied in bundles of straight strips, and are often used as steel bars, bolts and various mechanical parts. The round steel var larger than 25mm is mainly used for the manufacture of mechanical parts, billets of seamless steel pipes, etc.

Packaging & Shipping

Hot Rolled Carbon Steel Rod 1095 4140 ASTM 1045 St37 Carbon Steel Round Bar C45 for Building Structure