Basic Info.
Product Description
SAE 1045 1020 Hot Rolled Iron Carbon Steel Round Bars Round Steel Bar
Our factory is equipped with Several large warehouses and freight yards, the storage quantity of steel products keeps above 10000 tons throughout the year.
The mechanical engineering workshops of our factory are all equipped with numerical central control ,Our factory has been constantly improving the platform construction, improving the quality of technical team,strengthening the invention of products category, formed complete R & D system and production quality management system, wined high reputation in the iron and steel industry.
Round steel is divided into three types: hot rolled, forged and cold drawn. The specification of hot-rolled round steel is 5.5-250mm. Among them: 5.5-25mm small round steel is mostly supplied in straight bars, which are often used as steel bars, bolts and various mechanical parts; round steel larger than 25mm is mainly used to manufacture mechanical parts and seamless steel pipe billets.
COMPANY PROFILE
1.SGS and BV Audited company.
2.Industry experience over 10 years.
3.Management Systems-Internal Software
4.Finished Product Inventory-More Than 500 Tons.
5.Raw Material inventory -Over 800 Mertic Tons.
6.Shipment of goods -More than 30 countries worldwide.
7.We have the most convenient transport and prompt delivery.
8.We offer competitive price with best service.
9.We have high technical production line with top quality products.
10.We have win high reputation based on best quality products.
| Products | steel round bar | |||
| Grade | S45C,CK45,45#, CF45,1.1191 aisi1045 | |||
| Standard | ASTM,GB,JIS,DIN | |||
| Dimensions | 8mm-650mm or Customized | |||
| Shape | Round | |||
| Technique | Hot Rolled | |||
| Delivery time | 7-10 days after receiving deposit. | |||
| Payment terms | TT/LC | |||
| Supply ablitity | 5000 Metric Ton/Metric Tons per Month | |||
| MOQ | 1 ton | |||
| Application | machinery, building and decoration, etc. | |||
Product Description
It has air hardening with good toughness, resistance to abrasion and high red hardness. It resists softening to 550°C and has good resistance to heat checking. Will Nitride with a case hardness over 1000 V.P.N. Generally supplied annealed to HB 230 max.
Equivalent grades:
| Standard | AISI/SAE | W.Nr/DIN | JIS | GB |
| Grade | H13 | 1.2344 | SKD61 | 4Cr5MoSiV1 |
Typical Chemical Composition of H13 / 1.2344 /SKD61 (%)
| C | Si | Mn | P | S | Cr | Mo | V |
| 0.35-0.45 | 0.80-1.20 | 0.20-0.50 | ≤0.03 | ≤0.03 | 4.80-5.50 | 1.20-1.75 | 0.90-1.20 |
Hot Forming:
Forging: 1100 to 900ºC, slow cooling in furnace.
Heat Treatment of H13 / 1.2344 / SKD61 steel
Annealing: 750 to 800ºC, slow cooling in furnace (10-20ºC/hr), down to 600ºC, cooling in air. Hardness after annealing: max. 230 HB.
Stress relieving: 600 to 650ºC, slow cooling in furnace. Hold in neutral atmosphere for 1 to 2hours.
Hardening: 1020 to 1080ºC, oil/air, hold 20 to 30 minutes. Hardness , 52 to 56 HRC in oil, 50 to 54 HRC in air.
Tempering: 560 to 580ºC. Slowly heating to tempering temperature right after hardening. Recommended to temper at least twice. The second tempering temperature shall be approx. 20 to 30ºC lower than the first tempering.
Tempering ºC | 300 | 400 | 500 | 600 |
HRC | 53 | 54 | 55 | 50 |
* Hardening temperature: 1050ºC, specimen size: dia50mm
Surface treatment:
Nitriding: Suited for both bath and gas nitriding.
Properties:
Excellent hot tensile properties, high hot wear resistance, good machinability, high toughness and heat checking resistance. Recommended working temperature under than 540ºC.
Applications:
Heavy duty hot work tools and dies: mandrels, dies, and containers for metal tube and rod extrusion; hot extrusion equipment; tools and dies for the manufacture of hollow bodies, screws, rivets, nuts, and bolts. Die casting equipment, forming dies, die inserts, hot shear blades, and plastic moulding dies.
Available size:
| Round: | Dia 2-12mm | Cold Draw | ||
| Dia 12-150mm | Hot Rolled | |||
| Dia 50-600mm | Forged | |||
| Flat/Square: | ||||
| Thickness: | 1-2.5mm | Cold Draw | ||
| 3-120mm | Hot Rolled | |||
| 50-500mm | Hot Rorged | |||
| Width: | 1000mm Max. | |||
FAQ Q:Why choose us?
A:Our company have been in steel business for more than ten years, we are internationally experienced, professional, and we can provide variety of steel products with high quality.
Q:What the main products you can supply?
A:Steel products such as coil,strip,sheet,plate,pipe,tube,bar,etc.
Q:Can you provide sample?
A: Yes.sample of regular sizes is free,but you need to pay freight cost.
Q: Can provide OEM/ODM service?
A:Yes. Please feel free to contact us for more details.
Q:How can you guarantee quality?
A:There are always a pre-production sample before mass production and a final Inspection before shipment.
Q:Can we visit your factory?
A:Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
Q:What is your payment terms ?
A:T/T,L/C,D/P,D/A,Money Gram,Credit Card,PayPal,Western Union,Cash,Escrow.
Q: Is there any after-sale service?
A:We will provide after sales service.If there is any confusion or problem during your usage process, please feel free to contact us anytime, we will do our best support.