Gcr15 1.3505 Chrome Plated Tool Steel SKF3 Steel Plates With SGS
GB GCr15 bearing steel is GB standard Alloy Bearing steel, It belongs to the high-quality high carbon, alloy chromium, manganese steel. GB GCr15 properties is a chromium, manganese alloy steel specification. GCr15 is equivalent to AISI 52100, DIN 100Cr6. Most applications can replace each other.
1.International Standard
| Chinese |
American |
German |
Japanese |
| GB |
AISI |
DIN |
JIS |
| GCr15 |
SAE52100 |
100Cr6/EN31 |
SUJ2 |
2.Chemical Composition(Wt%) :
| Grades |
C |
Si |
Mn |
P |
S |
Cr |
Mo |
Cu |
Ni |
| GCr15/52100 |
0.95-1.05 |
0.15-0.35 |
0.2-0.4 |
≤0.027 |
≤0.02 |
1.3-1.65 |
≤0.1 |
≤0.25 |
≤0.3 |
| 100Cr6 |
0.95-1.05 |
0.15-0.35 |
0.25-0.45 |
≤0.025 |
≤0.025 |
1.4-1.65 |
≤0.08 |
≤0.25 |
≤0.3 |
3.Available Size(mm) :
| Flat Bar Size(mm) |
Round bar Size(mm) |
| Thickness |
Width |
Length |
Diameter |
Length |
| 10-700 |
155-2200 |
2000-6000 |
20-200 |
3000-550 |
4.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
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 |
Mechanical Properties of ASTM A295 52100 Bearing Steel
| Properties |
Metric |
Imperial |
| Bulk modulus (typical for steel) |
140 GPa |
20300 ksi |
| Shear modulus (typical for steel) |
80 GPa |
11600 ksi |
| Elastic modulus |
190-210 GPa |
27557-30458 ksi |
| Poisson's ratio |
0.27-0.30 |
0.27-0.30 |
| Hardness, Brinell |
- |
- |
| Hardness, Knoop (converted from Rockwell C hardness) |
875 |
875 |
| Hardness, Rockwell C (quenched in oil from 150°C tempered) |
62 |
62 |
| Hardness, Rockwell C (quenched in water from 150°C tempered) |
64 |
64 |
| Hardness, Rockwell C (quenched in oil) |
64 |
64 |
| Hardness, Rockwell C (quenched in water) |
66 |
66 |
| Hardness, Vickers (converted from Rockwell C hardness) |
848 |
848 |
| Machinability (spheroidized annealed and cold drawn. Based on 100 machinability for AISI 1212 steel) |
40 |
40 |
5.Features
Superior hardness, 60-67 on Rockwell hardness scale (Rc) at room temperature
High carbon chrome alloy steel
Operates continually at temperatures up to 120°C
Used to produce precision ball bearings and roller bearings
Cost-effective
Long working life
6.General Applications
1. For making all kinds of bearing ring and rolling element, such as steel ball roller and ferrule of inernal combustion engine, electric motorcycle, automonilrd tractors, machine tools, rolling mill, boring machine, mining machinery, general machinery, high load and high speed roating mechanical transmission bearing.
2. Sometimes also used to make tools, such as pumching die and measuring tools
3. The automotive and aircraft industry use Alloy Steel 52100 for a number of different applications including:
- Anti-friction bearings
- Mill rolls
- Taps
- Punches
- Aircraft parts
7. 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:
8. 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.
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 WORK 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
9.Our Service
UT TEST
For Guarantee Product Quality.
A. Sand Hold Detection;
B. Hardness Detection.
MACHINE MILLING SERVICE
For Customer a Various of Requirement
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
Finish Product:
10.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.
HOT SALE GRADE:
Plastic Mold steel: P20 / NAK80 / 2083R
Cold Work Steel: DC53 / Cr12 / M2 / T1
Hot Worl Steel: H13 / H13R / 1.2344
Alloy Steel: 20Cr / 4140 / SCM440
Carbon steel Stainless: GCr15 / 304 / SUJ420
↓More Details Please Contact Us↓
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