AISI 1045 Carbon Steel Bar

AISI 1045 Carbon Steel Bar

AISI 1045 carbon steel bar is known for its high strength, excellent machinability, and good wear resistance. It offers superior hardness and toughness, making it suitable for applications requiring high-impact resistance and durability. AISI 1045 exhibits good weldability and can be heat treated for increased strength and hardness. With its medium carbon content, AISI 1045 provides a balance between strength and ductility. It is commonly used in shafts, gears, bolts, and other components in machinery and automotive industries.

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Product Name AISI 1045 Carbon Steel Bar Carbon Structural Steel
SizeRound Steel Bar
Outside Dia(mm): 8mm – 650mm As Customers’ Requirement
Square Bar
Outside Dia(mm):5.5 – 250MM
Hexagon Bars
Diameter supplied:2mm – 80mm As Customers’ Requirement
Length1 – 9m or As Customers’ Requirement
Surface FinishAll Sizes Can be customized
CertificationsISO 9001 BV SGS
PackingIndustry standard packaging or according to client’s requirement
Payment termsT / T or L / C at sight
Trade TermsEXW, FOB, CIF, CFR
Delivery timeFast delievery in 7 days, up to order quantity
QualityMill Test Certificate supplied with the shipmenT / Third part inspection is acceptable
Packing DetailStandard export package:Wooden pallet +paperboard +steel strip Customized requirements are accepted
Cutting TypeAll Sizes Can be customzied
MOQ1 Ton
Capacity10, 000 ton per month

AISI 1045 Grade Worldwide Equivalents
AustraliaAS 1442 – 1992 1045
Germany W.Nr 1.0503 C45
W.Nr 1.1191 CK45
Great BritainBS970 – Part 3 – 1991 080A47
BS970 – Part 1 – 1972 080M46
BS970 – 1955 EN43B
JapanJIS G 4051 S45C
ASTM A29/A29M – 91 1045
SAE 1045
UNS G 10450

Carbon Structural Steel AISI 1045 Chemical Composition(%)
Carbon, C0.420 – 0.50 %
Iron, Fe98.51 – 98.98 %
Manganese, Mn0.60 – 0.90 %
Phosphorous, P≤ 0.040 %
Sulfur, S≤ 0.050 %

Mechanical properties of AISI 1045
Mechanical PropertiesMetricImperial
Hardness, Brinell163163
Hardness, Knoop (Converted from Brinell hardness)184184
Hardness, Rockwell B (Converted from Brinell hardness)8484
Hardness, Vickers (Converted from Brinell hardness)170170
Tensile Strength, Ultimate565 MPa81900 psi
Tensile Strength, Yield310 MPa45000 psi
Elongation at Break (in 50 mm)16.00%16.00%
Reduction of Area40.00%40.00%
Modulus of Elasticity (Typical for steel)200 GPa29000 ksi
Bulk Modulus (Typical for steel)140 GPa20300 ksi
Poissons Ratio (Typical For Steel)0.290.29
Shear Modulus (Typical for steel)80 GPa11600 ksi

Video Inspection

Our company has decades of experience, all products are shipped directly from the factory, integrating cutting/forming/surface processing one-stop service. We accept on-site and online video inspections to give you the most complete service guarantee.

Free Sample

We will provide free samples for every customer, as long as you place an order and pay successfully, we will give free samples in every order.

Quick Quote for 12h

We have efficient pre-sales and after-sales services. Although our customers come from all over the world, we will guarantee that your information will be replied within 12 hours.

Prompt Delivery

Our products are shipped directly from the manufacturer, usually within 3 days after you place an order. If it is a custom order, the delivery will not exceed 15 days.

Quality Assurance

We are an excellent and reliable steel supplier, we only produce high-quality carbon steel products, we are the choice of 5000+ customers. We have a complete production line and precision processing workshop, just to ensure the high quality of each product.

ISO, BV, TUV, SGS Certification

We have strict quality control over our products and have obtained ISO certification as well as ISO 9001 certification. We have established relationshios with many countries around the world and also have access to many export certificates (BV, TUV, SGS).

Accept Customizationn

We have standard stock and custom cuts, support OEM/ODM, meanwhile we have a variety of forms and sizes to choose from, and can accept custom size products.

Flexible MOQ

We can accept flexible MOQ, and at the same time, we can accept MOQ as minimum as 1 ton product.

24 hours Service

Our company provides professional 24-hour service, one-stop answering questions about various environmental processes for you, guaranteeing you various answers from purchase to after-sales, and providing emergency services 24/7.

Our Happy Clients


Trusted by our customers from all the world.

I recently ordered steel products from this company, and I was blown away by their exceptional service and product quality. Their prompt delivery ensured that my order arrived in just a few days, exceeding my expectations. The free samples they provided gave me confidence in the high-quality carbon steel products I would be receiving. Additionally, their 24-hour service was a lifesaver when I had urgent inquiries and needed immediate assistance. I highly recommend this company for their commitment to quick and reliable delivery, as well as their dedication to customer satisfaction.

Alkaram - Rice Engineering Pvt Ltd

I have been a loyal customer of this steel supplier for years, and their commitment to quality assurance is unmatched. The ISO, BV, TUV, and SGS certifications they hold speak volumes about the high standards they maintain in their production processes. Their flexible MOQ has made it convenient for me to place smaller orders without any hassle. Moreover, their quick quote response within 12 hours showcases their efficiency and attention to customer needs. I highly recommend this company for their impeccable quality assurance and their ability to accommodate various order sizes.

Abdullah AlAdawi

I recently discovered this steel supplier, and I am extremely satisfied with their services. The customized products they offer perfectly fit my project requirements. Their acceptance of customizations and their ability to deliver within 15 days ensured that my project stayed on track. The prompt delivery, coupled with their excellent customer service, made my experience truly seamless. The free samples they provided allowed me to assess the quality of their steel products firsthand. I highly recommend this company for their excellent customization options and their commitment to timely delivery.



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