S45C/1045 Black Surface Hot Forged High Carbon Steel Round Bar
1. Definition
S45C is a high-quality high-quality carbon steel. It is made of fully static steel made by electric furnace, open hearth furnace or pure oxygen converter steelmaking method. The steel has a uniform metallographic structure and no structural defects.
2. Grades
| Chinese |
American |
Janpanese |
German |
| GB |
AISI |
JIS |
DIN |
| 45# |
1045 |
S45C |
1.1191 |
3. Chemical composition (%)
| C |
Si |
Mn |
P |
S |
Cr |
Ni |
| 0.42-0.50 |
≤0.40 |
0.50-0.90 |
≤0.030 |
≤0.035 |
≤0.20 |
≤0.20 |
4. Hardness
| Annealing |
Hot Rolled |
| ≤197HB |
≤229HB |
5. Mechanical properties
1) Tensile strength σb (MPa): ≥ 600 (61)
2) Yield strength σs (MPa): ≥ 355 (36)
3) Elongation δ5 (%): ≥16
4) Area shrinkage ψ (%): ≥ 40
5) Impact work Akv (J): ≥39
6) Impact toughness value αkv (J/cm2): ≥49(5)
6. Hot Sale Carbon Steel Flat & Round Bar
| Standard |
Flat Bar Size (mm) |
Round Bar Size (mm) |
Technique |
| DIN |
AISM |
JIS |
GB |
Thickness |
Width |
Length |
Diameter |
Length |
| 1.2010 |
SAE1050 |
S50C |
50# |
10-350 |
155-2200 |
4000-6000 |
12-460 |
4000-6000 |
Hot Rolled/forged
|
| 1.1191 |
SAE1045 |
C45C |
45# |
14-155 |
155-2200 |
4000-6000 |
12-460 |
4000-6000 |
7. Feature
1) Typically used in quenched and tempered or normalized conditions;
2) Good toughness, plasticity and abrasion resistance;
3) High strength and machinability;
4) Medium carbon structural steel.
8. Application
Use for making injection plastic mould,mould frame and some middle-range machine
1) Widely used in machine manufacturing;
2) For shaft parts;
3) Stamping die drawing parts repair and hardfacing.
9. Product Display
S45C1045 S50C 1050 Hot Forged High Carbon Steel
10. Port of loading: Shenzhen, China
11. Terms of Payment
30% deposit, balance by L/C at sight or T/T before shipment
12. Lead Time
1) For abundant stock, 7-15 days.
2) For customized products, 15-30 days.
13. About Us
Guangzhou Changfeng Steel Co., Ltd. is a professional special steel company, which specializing in this line in China since 2005. Our main products are Plastic Mould Steel, Hot Work Mould Steel, Cold Work Mould Steel, Alloy Structural Steel, Tool Steel, Stainless Steel, Carbon Steel and Forged Block.
To ensure provide high quality products to customers, we have close cooperation with many Chinese first class special steel enterprises, including Baosteel Group, Dongbei Special Steel, Changcheng Special Steel, Hongsheng Heavy Industry, Xingcheng Special Steel and Daye Special Steel.
We have thousand tons of stock materials in our own factory and also can provide processing services to customers. We are full of export experience for many years, the product covers America, Germany, France, Italy, Turkey, Singapore, Thailand, Malaysia, Vietnam, Taiwan, and Middle-East.
After years of development, the company has established a complete quality management and export service system. We have a group of experienced and competent elites and is capable of offering the best service to clients.
Our company equips with large-sized Vertical saw machines, Horizontal saw machines, Milling machines, Grinding machines and other advanced equipments to provide customers with cutting and other processing services.
All the products should be inspected the metallographic analysis, hardness, ultrasonic flaw detection and other strict inspection processes, which meet the standards of DIN, AISI, JIS and GB to ensure their function and quality.
15. Quality Contation
Both end of each bar must be cut
Ladle furnanced and vacuum de-gassed
Show heat No.on each bar
Surface condition the surface of the hot rolled square bar shall befree cracks, scar and wrinkles that affect the use of the billets.In case there is the above-mentioned defect, it shall be remove.
The mill test certificate shall show the chemical composition, and it is guaranteed that the chemical composition shall be within the limit stipulated in the contract.
16. FAQ
Q: Are you a manufacturer or merely a trader?
A: We are trading company act as exporting Steel Products with our own factory,
we can manufacture the products as in cutomer's requirement,wholesale and retail all kinds of domestic mould steel,the price we offered is very competitive compared with other agents.
Q: How do you guarantee the quality of your product?
A: Firstly, we can provide the certificates from the third party, such as SGS, CE,ISO if you need. Secondly, we have a complete set of inspection system and every process is checked by QC. Quality is the lifeline of enterprise survival. Third,the products we export are mainly from ShaGang group, WenFeng group, XingCheng group, DongTe group,DaYe and so on, the quality are certained.
Q: Can we visit your company and factory?
A: Yes, warmly welcome! We can book the hotel for you before you come to China and arrange our driver to our airport to pick you up when you come.
Audited Supplier 
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