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Jis S45c

Jis S45c

· Standard: AISI, ASTM, GB, JIS, DIN, BS· Standard: AISI, ASTM, GB, JIS, DIN, BS · Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar, Shipbuilding Industry· Standard: AISI, ASTM, GB, JIS, DIN, BS · Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar, Shipbuilding Industry · Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar, Shipbuilding Industry


Possible product introduction:


JIS S45C: Reliable Quality Carbon Steel for Machining and Structural Applications


Are you looking for a versatile and cost-effective material to manufacture components, machines, or parts for various industries, such as automotive, construction, or machinery? Do you expect your suppliers to provide consistent and compatible specifications, certifications, and services, regardless of the geography, culture, or language barriers? If yes, then JIS S45C, a type of carbon steel widely used in Japan and other countries, could be a suitable solution for your needs.


What is JIS S45C?


JIS stands for the Japanese Industrial Standards, which define the criteria for various products, materials, and processes, similar to ISO or ASTM. S45C is a grade of carbon steel, which means it contains carbon as the main alloying element, along with other elements such as manganese, phosphorus, sulfur, and silicon, in varying amounts depending on the production method and intended use. The "45" refers to the approximate carbon content, which is typically around 0.42-0.48% by weight. The "C" stands for carbon steel, as distinguished from other types of steels such as stainless steel, tool steel, or alloy steel.


Why choose JIS S45C?


JIS S45C has several advantages compared to other materials, depending on the application and the requirements. Some of the key features of JIS S45C are:


- High machinability: JIS S45C is known for its ease of cutting, drilling, milling, and turning, even at high speeds, due to its low carbon content and fine grain structure. This enables the production of complex and precise shapes with less time, energy, and cost than other materials that require more effort and tool wear.


- Good weldability: JIS S45C can be welded using various techniques, such as arc welding, gas welding, and resistance welding, with minimal cracking, distortion, or defects. This allows for the assembly of different parts or components into larger structures or systems, as well as for repairs or modifications.


- High toughness: JIS S45C has a good balance of strength and ductility, which means it can resist impacts, shocks, and vibrations, as well as deformations, elongations, and fractures, without losing its integrity or performance. This is crucial for applications that involve dynamic or cyclic loads, such as automotive parts, gears, springs, or shafts.


- Moderate hardness: JIS S45C can be heat-treated to achieve different levels of hardness, ranging from soft to hard, depending on the desired surface finish, wear resistance, or strength. This allows for the customization of the material to suit specific needs, without sacrificing other properties such as toughness, machinability, or weldability.


- Wide availability: JIS S45C is a common and popular material in Japan and other Asian countries, as well as in some Western markets, due to its quality, reliability, and affordability. This means that there are many suppliers, distributors, and users who are familiar with the material, and who can offer support, advice, and feedback on its performance and usage. This also means that there are many standards, specifications, and certifications available for JIS S45C, such as JIS G4051 or ISO 683-1, which ensure consistent and comparable quality and compatibility.


What are the applications of JIS S45C?


JIS S45C can be used in a wide range of applications, depending on the specific properties and requirements. Some of the typical uses of JIS S45C are:


- Machine parts: JIS S45C can be used to make various machine parts, such as gears, shafts, bearings, couplings, and bushings, due to its high machinability, good weldability, and moderate hardness. These parts are essential for the proper functioning of machines and equipment, and require high precision, reliability, and durability.


- Structural members: JIS S45C can be used to make various structural members, such as beams, columns, plates, and pipes, due to its high toughness, good weldability, and moderate hardness. These members are essential for the stability, safety, and longevity of buildings, bridges, and other infrastructures, and require high strength, stiffness, and ductility.


- Tools and dies: JIS S45C can be used to make various tools and dies, such as drills, milling cutters, punches, and molds, due to its high toughness, good machinability, and moderate hardness. These tools and dies are essential for the manufacturing of other products, and require high wear resistance, dimensional accuracy, and surface finish.


- Automotive parts: JIS S45C can be used to make various automotive parts, such as crankshafts, camshafts, axles, and suspension components, due to its high toughness, good weldability, and moderate hardness. These parts are essential for the performance, efficiency, and safety of vehicles, and require high durability, reliability, and compatibility.


How can you obtain JIS S45C from China?


If you are interested in sourcing JIS S45C from China, there are some steps that you can take to ensure the quality, reliability, and legality of the product and the supplier:


- Identify your specific needs and requirements for JIS S45C, such as the grade, the size, the quantity, the delivery time, and the price. You may also need to check the compliance with relevant standards, such as JIS or ISO, and the availability of certifications, such as ISO 9001 or CE.


- Search for potential suppliers of JIS S45C on online platforms, such as Alibaba, Made-in-China, or Global Sources, or through referrals from your industry peers, trade associations, or consulting firms. You may also want to visit relevant trade shows or exhibitions in China, such as Canton Fair, Automechanika, or InterMold.


- Evaluate the credibility and competence of the suppliers of JIS S45C, by verifying their business registration, their export license, their production capacity, their quality control system, their communication skills, and their after-sales service. You may also want to conduct on-site inspections, or enlist third-party inspection companies, such as SGS or BV, to check the product quality and compliance.


- Negotiate the terms and conditions of your agreement with the suppliers of JIS S45C, such as the payment method, the delivery mode, the packaging, the warranty, and the dispute resolution. You may also want to sign a contract or a purchase order that clarifies the rights and obligations of both parties, and that includes all relevant details and clauses.


- Monitor the performance and feedback of the suppliers of JIS S45C, by keeping regular communication, providing feedback on the product quality and service, and addressing any issues or concerns in a timely and professional manner. You may also want to conduct periodic audits, or enlist compliance consultants, to ensure that the suppliers comply with your standards and policies.


In conclusion, JIS S45C is a reliable and versatile carbon steel that can meet various needs and requirements for machining and structural applications, with its excellent machinability, weldability, toughness, and hardness. If you are a merchant looking for a cost-effective and quality material to source from China, make sure to do your research, due diligence, and monitoring, to ensure a successful and sustainable partnership with your suppliers.


FOB Price:

US $580 / Ton

Min. Order:

15 Tons

Production Capacity:


Transport Package:

Loose Packing

Payment Terms:

L/C, T/T, D/P

Basic Info

· Model NO.: JIS S45C

· Standard: AISI, ASTM, GB, JIS, DIN, BS

· Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar, Shipbuilding Industry

· Alloy: Non-alloy

· Material: JIS S45c

· Ultrasonic Test: Sep1921-84 Class C/C, D/D

· Delivery Period: Within 45 Days

· Tolerance: -0/+2mm for Length and -0/+30mm for Length

· Mechanical Property: by Request

· Trademark:Evergrowrs

· Origin: China

· Type: Carbon Steel Bar

· Technique: Forged

· Surface Treatment: Polished

· Special Use: Mold Steel

· Size Range: 120mm-800mm

· Delivery Condition: Hot Forged

· Delivery Term: FOB/CFR/CIF/EXW

· Place of Origin: Jiangsu,China

· Heat Treatment: Normalized

· Specification: EN, ASTM, JIS, GB

Product Description

Grade: S45c
Process: Forged from vacuum degassed ingots.

Chemical composition:



S45c forged steel round bar


Forged from vacuum degassed ingots.


130mm-1000mm (optional)


1000mm-12000mm Straightness: 3mm/M max(optional)


EAF + LF + VD + Forged + Heat Treatment (optional)

Delivery condition:

Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)

Delivery Time:

30-45 days


20 tons

Heat treatment:

Normalized / Annealed / Quenched / tempered (optional)

Technical Data:

According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing


As your request


Ultrasonic test according to SEP 1921-84 Class C/c and D/d (optional)


Grade, heat NO. length will be stamped one each bar with required color


30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight

similar steel grade



Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.

Evergrowing Resources CO.,Ltd

Evergrowing Resources Co., Limited was Located in Nanjing, China. We have engaged in import and export of all kinds of ferrous and nonferrous materials all over the world. Because we are top agent of several different steel mills in Asia and Europe, so we have ability to offer best quality products and services to our clients. Till now, we have supplied products and services in Asia, Europe, Africa, North America and South America. Following the trend of market development, we have built our special steel processing center in Jiangsu, China to do further processing on the products, such as heat treatment (QT, N, ANN), rough turned, CNC cutting and etc. We have extended our industrial train and enhanced the ability to provide the auxiliary item, and thus strengthened our market advantage.

Evergrowing aim:

Competitive price: try best to make best offer

Top quality: 100% comply with customer's standard

JIT delivery: Delivery on time for each order.

One station purchase:we try to supply the material with different condition to our customers.

After service: Response on any quality question and etc.

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