American Steel Profiles ASTM A36 Round Steel Bar

Short Description:

ASTM A36 Steel Bar is one of the most popular carbon steel products in the US used for the construction of buildings, bridges and other structures. It is very popular in structural applications, engineering and machinery manufacture in the United Kingdom. Its yield strength is at least 250 MPa (36 ksi), and it can be cut, machined and processed easily, thus it is an high-performance and cost-effective general-purpose structural steel.

Model Number: A36

Standard: ASTM

Technique: Hot Rolled

Yield Strength: ≥ 250 MPa (36 ksi)

Tensile Strength: 400–550 MPa

Length: 6 m, 12 m, or custom cut lengths

Applications: Applications Structural supports, steel frameworks, machinery parts, base plates, brackets, construction and fabrication projects

Certification: ISO

Delivery Time: 7–15 days depending on order quantity

Payment Terms: T/T: 30% deposit + 70% balance before shipment

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Product Detail

Product Tags

Product Detail

Item	Details
Product Name	ASTM A36 Steel Bar
Material Standard	ASTM A36 Carbon Structural Steel
Product Type	Round Bar / Square Bar / Flat Bar (custom profiles available)
Chemical Composition	C ≤ 0.26%; Mn 0.60–0.90%; P ≤ 0.04%; S ≤ 0.05%
Yield Strength	≥ 250 MPa (36 ksi)
Tensile Strength	400–550 MPa
Elongation	≥ 20%
Available Sizes	Diameter / Width: Custom; Length: 6 m, 12 m, or cut-to-length
Surface Condition	Black / Pickled / Galvanized / Painted
Processing Services	Cutting, bending, drilling, welding, machining
Applications	Structural supports, steel structures, machinery parts, base plates, brackets
Advantages	Good weldability, easy machining, stable performance, cost-effective
Quality Control	Mill Test Certificate (MTC); ISO 9001 certified
Packing	Steel-strapped bundles, export seaworthy packaging
Delivery Time	7–15 days depending on order quantity
Payment Terms	T/T: 30% advance + 70% balance

ASTM A36 Round Steel Bar Size

Diameter (mm / in)	Length (m / ft)	Weight per Meter (kg/m)	Approx. Load Capacity (kg)	Notes
20 mm / 0.79 in	6 m / 20 ft	2.47 kg/m	800–1,000	ASTM A36 carbon steel
25 mm / 0.98 in	6 m / 20 ft	3.85 kg/m	1,200–1,500	Good weldability
30 mm / 1.18 in	6 m / 20 ft	5.55 kg/m	1,800–2,200	Structural applications
32 mm / 1.26 in	12 m / 40 ft	6.31 kg/m	2,200–2,600	Heavy-duty use
40 mm / 1.57 in	6 m / 20 ft	9.87 kg/m	3,000–3,500	Machinery & construction
50 mm / 1.97 in	6–12 m / 20–40 ft	15.42 kg/m	4,500–5,000	Load-bearing components
60 mm / 2.36 in	6–12 m / 20–40 ft	22.20 kg/m	6,000–7,000	Heavy structural steel

ASTM A36 Round Steel Bar Customized Content

Customization Category	Options	Description / Notes
Dimensions	Diameter, Length	Diameter: Ø10–Ø100 mm; Length: 6 m / 12 m or cut-to-length
Processing	Cutting, Threading, Bending, Machining	Bars can be cut, threaded, bent, drilled, or machined per drawing or application
Surface Treatment	Black, Pickled, Galvanized, Painted	Selected based on indoor/outdoor use and corrosion resistance requirements
Straightness & Tolerance	Standard / Precision	Controlled straightness and dimensional tolerance available on request
Marking & Packaging	Custom Labels, Heat No., Export Packing	Labels include size, grade (ASTM A36), heat number; packed in steel-strapped bundles suitable for container or local delivery

Surface Finish

Carbon Steel Surface

Galvanized Surfce

Painted Surface

Application

1.Construction facilities
It is also variedly used as concrete reinforcement in houses and high rise buildings, bridges and highways.

2.Production method
Manufacturing of machines and parts with good machinability and strength in the durability.

3.Automotive
Manufacturing of the automotive parts such as the axles, shafts and the chassis components.

4.Agricultural Equipment
Production of agricultural machinery and tools, based on their strength and formability.

5.General Fabrication
It can also be installed on gates, fences and rails as well as being a part of various structural forms.

6.DIY Projects
Excellent choice for you DIY projects, ideal for furniture making, crafts, and mini structures.

7.Tool Making
Used to make hand tools, machine tools, and industrial machinery.

Our Advantages

1.Personalized Options

Diameter,size, surface finish and load capacity can customized to fit your specific needs.

2.Rust & Weather Resistant
Black or pickled surface treatments available for use indoors, outdoors and in marine environments; hot-dip galvanized or painted.

3.Trustworhty Quality Assurance
Manufactured to ISO 9001 processes with Test Report (TR) supplied for traceability.

4.Good packing & Fast delivery
Tied up tightly with optional palletization or protections cover, shipped by container, flat rack or local truck; lead time 7-15 days normally.

*Send the email to [email protected] to get a quotation for your projects

Packaging & Shipping

1.Standard Packaging

Steel bars are tightly wrapped using steel strap so the bars can’t moving or be damaged in transit.

Packages are strengthened with wooden blocks or supports for additional safe trip by distance.

2.Custom Packaging

Material grade, diameter, length, batch number and project information can be on the label for easy identification.

Optional palletization, or protective cover for delicate surfaces or shipping by mail.

3.Shipping Methods

Placed via container, flat rack, or local trucking, according to order volume and destination.

A trade quantity order is available for efficient route transport.

4.Safety Considerations

The design of the packaging allows for safe handling, loading and unloading at the site.

Domestic or International suitable with proper export ready preparation.

5.Delivery Time

Standard 7–15 days per order; shorter lead times available for bulk orders or for returning clients.

FAQ

Q1: Which raw material is used for production of ASTM A36 round steel bars?
A: They are formed from A36 grade of carbon steel with high strength and good durability and weld ability regarding to better performance of CHCC products.

Q2: Can your steel bars be customized?
A: Yes, the diameter, length, surface finish and the load capacity can be customized to your project needs.

Q3 How to surface process?
A: You can choose from black, pickling, hot-dip galvanizing, or painting for indoor and outdoor or coastal use.

Q4: Where can I find A36 Round bar?
A: They find wide usage in building construction, machinery, automotive parts, agricultural implement, general manufacturing, and even home improvement works.

Q5: How to pack and ship?
A: The bars are firmly bundled, with the possibility of palletizing or covering and shipping by container, flat rack or local truck. Mill Test Certificates (MTC) are the basis of traceability.

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