1045 Hot Rolled Round Steel Bar 40mm Carbon Steel Bar Affordable Price

Oct 23, 2025

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Product Parameters

 

product name

bar round bar/rod

Standard or non-standard

both standard and Non-standard

Size

3MM-500MM and customized size

Technics

Electroslag remelting and Heat treatment

Standard

AISI, JIS, EN, GB

Surface

black, pickling, bright

Material

Q235/Q345/1045/1060/1050 etc.

Production capitaty

150 TON/day 5000 TON /month

Shape

Round, flat, square, triangle, hexagon, angle

Delivery time

7-20 Days

Length

6m-12m and customized.

Payment Terms

T/T , L/C

info-460-333 info-459-246

1.What is round bar steel?

Round bar is a steel bar with a smooth surface which is used for construction that does not request high-strength reinforced concrete works. It is widely used on beam and column stirrups, pipelines, roads, small and medium-sized projects.

 

2.What is the difference between round bar and steel rod?

Round bars are typically made from hot-rolled steel, while rods usually come from cold-drawn steel. Round bars have a higher carbon content than rods, which gives them better strength and hardness properties. Rods have a higher manganese content than round bars, which gives them better wear resistance.

 

3.What is a circular bar called?

The most common shapes are round bar (also called rod), rectangular bar (including square bar, the special case of equal sides), and hexagonal bar (usually called hex bar for short).

 

4.What is the difference between a round bar and a rebar?

Round steel and other types of rebars, such as deformed bars and square bars, differ in their shape, surface texture, and mechanical properties. Shape: Round steel bars are cylindrical in shape, while deformed bars have ridges or deformations on their surface that provide better grip and bonding with concrete.

 

5.What are the 4 types of steel?

Carbon steel, stainless steel, alloy steel, and tool steel are four of the most commonly used types. In fact, carbon steel is the most widely used steel globally, containing iron, carbon, and other alloying elements in specific amounts.