Hot Rolled Bearing Steel Round Bar GCr15 GCr4 GCr15SiMn SUJ2 52100
<Belong to a kind of high carbon chromium bearing steel which most widely used with a good performance and less alloy content. High hardenability and good comprehensive performance.Good machinability after spheroidizing annealing.High hardness, uniform organization, good wear resistance, high contact fatigue performance after quenching and tempering.And good hot working performance
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Product Base Information:
1.International Standard
| GB |
DIN |
ASIA |
JIS |
| GCr15 |
1.3503 |
A485 |
SUJ2 |
2.Chemical Composition(Wt%) :
| C |
Mn |
Si |
Cr |
Ni |
Mo |
P |
S |
| 0.95-1.10 |
1.30-1.60 |
0.15-0.35 |
1.30-1.60 |
- |
- |
≤0.025 |
≤0.025 |
3.Available Size(mm) :
| Round Bar Size(mm) |
| Diameter |
Length |
| 18-60 |
6000-8000 |
1.Product Process:
Electric-Furnace Smelting(EF)→Ladle Furnace(LF)→Vacuum Degassing(VD)→ Argon protected ingot →Multidirectional Forging → (Concave forging →)Normalizing+Hydrogen Diffusion Annealing → Ultrasonic Flaw Detection →Queching+Tempering Prehardened
2.Feature:
Belong to a kind of high carbon chromium bearing steel which most widely used with a good performance and less alloy content. High hardenability and good comprehensive performance.Good machinability after spheroidizing annealing.High hardness, uniform organization, good wear resistance, high contact fatigue performance after quenching and tempering.And good hot working performance.
3.Fabrication and Heat Treatment:
| Quenching |
Tempering |
| Heating Temperature/ºC |
Cooling |
Hardness/HRC |
Heating Temperature/ºC |
Cooling |
Hardness/HRC |
| 830-850 |
Oil |
62-65 |
150-190 |
Air |
58-62 |
Application:
| For making all kinds of bearing rings and rolling elements. For example; steel ball roller and ferrule of the internal combustion engine, electric motorcycle, automobile, tractors, machine tools, rolling mill, boring machine, mining machinery, general machinery, high load, and high speed rotating mechanical transmission bearing. Except ball bearing and bearing ring, sometimes also used to make tools, such as punching die, measuring tool. |
About us
Hong Kong JIMI STEEL (XINGXIONG CO., Ltd) XINGXIONG Co., Ltd. Was established in 2012, located in the Shunde District of Guangdong Province, It is an import and export trading company mainly engaged in advanced special steel, die steel, alloy steel, and steel processing general machinery and equipment. The company adheres to the concept of "high quality, high requirements and good faith",
Cooperating with more than 20 famous steel mills in China, rich in spot stock of products.
Our company has a variety of processing equipment and all kinds of inspection and testing equipment, such as horizontal sawing machine, vertical sawing machine, milling machine, bilateral milling machine, precision milling machine, plane grinder and so on. The products with short producing time, excellent quality and high precision can provide a high-quality product choice for the vast number of customers at home and abroad.
Our customer group spread all over the domestic provinces and cities, abroad including Europe, the United States, Australia, the Middle East, Southeast Asia and other more than 20 countries and regions, along with over 100 long-term stable cooperation customers...Choosing Xingxiong will bring you a better experience.
Hot Sale Grade Of Steel & Produce Machine:
PLASTIC MOULD STEEL: 1.2311, 1.2312, 1.2738, P20, 1.2083, 1.2316, NAK80, P40, 1.2738HH
HOT WORK MOULD STEEL: 1.2344, SKD61, H13, H11, FDAC, 8407
COLD WORL MOULD STEEL: SKD11, D3, SKS3, 1.2080, 1.2379, CR12MOV, O1, D2
STRUCTURAL ALLOY STEEL: 4140, 20CR, 40Cr, 35CrMo, 42CrMo, 38CrmoAi, SCM440, SCM420, 1.7225
CARBON STEEL &: Q235, Gcr15, S45C, S50C, S55C
CNC surface grinding machine, NC side boring machine, Band saw, CNC double head machine, Vertical Band saw, CNC milling machine, Double alloy saw blade, wireless remote control crane, Magnetic chuck
Stock:
High-quality stock for various steel flat bar and round bar.
Alloy steel / Cold work steel / Hot work steel / Plastic mold steel and Stainless
For more tool and die steel please check the list:
Our Service:
Cutting:
A. Steel plates: Cutting by bandsaw machine, milling, heat treatment, etc
B. Round bars: Cutting by bandsaw machine, peeling, grinding and turned, heat treatment, etc
Quality Test:
SGS/Ut100%/Elements Testing:
Delivery Service
Provide transportation service to port and door to door
CIF / FOB /EXW.
All doc to you by DHL / UPS to help you clean the customs more quickly.
Delivery Time
1) For abundant stock, 7-15 days.
2) For customized products, 15-30 days.
Loading Details:
11.FAQ:
Q1: What do you do for the control of the quality?
A1: Before loading into the container, our products will all be inspected by ultrasonic inspection. Quality Grade conforms to SEP 1921-84 E/e, D/d, C/c as per customer's request.
Q2:: What are your hot-selling products?
A2: D2/1.2379, H13/1.2344, CR12MOV, DC53, CR8, abundant stock for both plates and rounds. Competitive prices and short lead-time.
Q3: Can we visit your company and factory?
A3: 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.
Q4: Are you a manufacturer or merely a trader?
A4: We are a group of companies and owned manufacturer bases and trading companies. We specialized in plastic mold steel, hot work mold steel, cold work mold steel, alloy steel for mechanical, high-speed steel, etc. All materials are of high quality and competitive price.
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