Customized Width Medium Carbon Steel Bar with Diameter 4mm-800mm

Place of Origin jiangsu
Brand Name Galvanized Steel
Model Number Q195, Q215,Q235,Q345,ST37, A36,45# ,16Mn, SPHC,SGCC,CGCC

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Product Details
Color Steel:gray ,stainless Steel:silver Diameter 4mm~800mm
Hs Code 7213100000 Commodity Carbon Steel Bar
Weldability Excellent Quality High Quality Inspection
Type Bar
High Light

customized carbon steel round bar


sleek uniform appearance carbon steel rod


anti corrosion carbon steel bar stock

Product Description

Product Description:

Product Overview: Carbon Steel Bar

The carbon steel bar is a type of bar-shaped metal product made from carbon steel. It is widely used in various industries such as construction, manufacturing, and transportation due to its high strength and durability.


The diameter range of our carbon steel bar is from 4mm to 800mm. This wide range allows for flexibility in choosing the appropriate size for different applications.


Our carbon steel bar is available in the form of a solid bar. This type of bar is strong and sturdy, making it suitable for heavy-duty applications.


The surface of our carbon steel bar is normally black, giving it a sleek and uniform appearance. This also helps to protect the bar from rust and corrosion.

High Light

Our carbon steel bar is known for its high light or high reflectivity. This makes it highly visible and easy to spot, making it safe to use in low light conditions.


The color of our carbon steel bar varies depending on the type of carbon steel used. Generally, carbon steel is gray in color, while stainless steel is silver.

Key Features
  • Strong and durable
  • Wide diameter range
  • High light / high reflectivity
  • Corrosion and rust-resistant
  • Available in various sizes and lengths
  • Cost-effective

Due to its strength and durability, our carbon steel bar is suitable for a wide range of applications, including:

  • Construction
  • Manufacturing
  • Transportation
  • Machinery and equipment
  • Automotive industry
  • Building and infrastructure
  • And many more
Price and Suppliers

The price of carbon steel round bar may vary depending on factors such as diameter, length, and quantity. However, we strive to offer competitive prices without compromising on quality.

Our carbon steel round bar is supplied by reputable and trusted suppliers who adhere to strict quality standards. This ensures that our customers receive high-quality products that meet their specific requirements.

Sizes, Weight, and Properties

Our carbon steel round bar is available in various sizes and lengths, making it suitable for different applications. The weight of the bar will depend on its diameter and length.

Some common properties of our carbon steel round bar include:

  • High tensile strength
  • Good ductility
  • Excellent machinability
  • Weldability
  • Resistance to corrosion and rust

These properties make our carbon steel round bar a versatile and reliable choice for a wide range of applications.

Product Description

Carbon rod is non-metallic product, it has high temperature resistance, good electrical conductivity, not easy to break properties, suitable for cutting metal into the required shape. Because of the high temperature of the carbon rod, it is easy to conduct electricity and has good chemical stability. It has been widely used in national defense, machinery, metallurgy, chemical industry, casting, non-ferrous alloy, lightening and other fields, especially black carbon rod, also used in ceramics, semiconductors, medicine, environmental protection, laboratory analysis and other fields, has become the most widely used non-metallic materials.
Steel Grade Q195,Q235,Q345,45#, S20C, SAE1010,SAE1020.SAE1045,EN8,EN 19fC45,CK45,SS400 etc
Standard ASTM A615Gr40/60,BSS4449 Gr460B,500B etc
Diameter 5.5-250 mm
Length 3000mm-12000mm or as client's request
Straightness 3mm/M max
Tolerance +0.5mm/-0(dia),+5mm/-0(L)
MOQ 5 tons
Heat treatment Normalized / Annealed / Quenched / tempered
Surface black,mill,polished,brush,etc
Test Ultrasonic test according to SEP 1921-84 G3 C/c
Application Widely used in construction industry for reinforcing concret(Express way; office building, Bridge etc) Trasportation By sea(20' 40' container), parts of larger cross-sections, crankshafts, gears.
Packaging Export standard, seaworthy
Delivery time 10-20 days after confirmed order
Container size 20ft GP:5898mm(Length)x2352mm(Width)x2393mm(High)
40ft GP:12032mm(Length)x2352mm(Width)x2393mm(High)
40ft HC:12032mm(Length)x2352mm(Width)x2698mm(High)
Item Type Diameter (MM) Length
Round Bar 8-400 6/9/12m or follow client's requirment.
Steel Wire Rod 5.5-34 Coil
Steel Rebar 5.5-40 Cut to length or Coil
Category Grades Sizes Standard
Carbon structure steel Q195,Q215,Q235,Q275 16mm-250mm GB/T700-2006
Low alloy high strength structure steel Q295,Q345,Q390,Q420, Q460 16mm-250mm GB/T1591-2008
Prime Carbon structure steel 10#, 20#, 35#, 45#, 60#, 20Mn,65Mn,B2, B3,JM20, SH45,S45C,C45 16mm-250mm GB/T699-1999
Alloy structure steel 30Mn2,40Mn2,27SiMn, 42Crmo, 20Cc40Cr,20CrMo, 35CrMo,20CrMnTi, 30CrMnTi,20MnVB, 20MnTiBf 45MnV 20CrNiMo, Q345B, 35MnBM,40MnB,36Mn2V 16mm-250mm GB/T3077-1999
Spring Steel 65Mn,60Si2Mn, 50CrVA 16mm-250mm GB/T1222-84
Bearing Steel GCr15tGCr15GD,55SiMoV 16mm-250mm GB/T18254-2002
Structural steels subject to end-quench hardenability requirements 20CrMnTi,30CrMnTi, 20Cr, 40Crf30CrMo,42CrMoA,27SiMn, 40Mn2H, 20CrNiMo, 40Mn2,q345b,35MnBM, 40MnB,45MnV. 16mm-250mm GB/T5216-2004
Oil wells structural steel 37Mn5,36Mn2V 16mm-250mm Q/LYS248-2007
Marine anchor chain steel CM490,CM690,M30Mn2 16mm-250mm YB/T66-1987 GB/T18669-2002
AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round BarAISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar

Detailed Photos


AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar

Chemical Composition

C Si Mn S P Cr Ni Cu Mo
0.38~0.45% 0.17~0.37% 0.50~0.80% ≤0.035% ≤0.035% 0.90~1.20% ≤0.30% ≤0.30% 0.15~0.25%


AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar

Packaging & Shipping

AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round BarAISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar

Company Profile

leading high-end supporting service enterprise in the field of carbon steel, tinplate, galvanized steel, stainless steel material in China. The main products include cold rolled steel products ( full hard products, cold-rolled low carbon steels, high-strength phosphor steels, bake hardening steels, flux-cored wire steel, carbon structural steels, high-strength cold-rolled steel), tinplate products, hot-dip galvanized steel products and stainless steel products.

Mainly exported to Southeast Asia, North Africa and Middle We have more years experience in supplying enterprises and organizations in the international market. Enable us to complete any order in the shortest time. All the products provided meet the technical requirements and reflect the ideal cost performance.
We will guarantee the quality of your product. Including raw material inspection, supervision of production process,appearance inspection and inspection for the finished products.
We will provide our distinctive packing which improves the protection rate of goods by 30%. We actively seek cooperation with foreign companies, in line with the concept of "excellence, win-win cooperation", with reliable quality and perfect after-sales service system, won the praise of domestic and foreign customers. We sincerely welcome you to our company to negotiate business.
AISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round BarAISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round BarAISI 4140 42CrMo Carbon Steel Bar High Strength Hot Rolled Rod Round Bar


Q: What is your terms of payment?
A: 30% TT in advance and balance paid before loading.

Q: Could you provide sample?
A: Yes, we are honored to offer you samples for quality check.

Q: How is the quality of your products?
A: Our products are manufactured strictly according to national and international standard, and we take a test before delivered out. If you want see our quality certifications and all kinds of testing report, please just ask us for it.

Q: How long does it take for samples and mass production?
A: Usually it will take3-5 days for ready molds, 15-20days for new molds and samples after confirmation, 25-30 days for mass production.