China 10 mm Stainless Steel Ball, 420c Stainless Ball, Find details about China Stainless Steel Ball, Precision Stainless Steel Ball from 10 mm Stainless Steel Ball, 420c Stainless Ball
Stainless steel ball AISI 420C | ||||||
1. Material | AISI 420C/ SUS 420C/ Wks 1.3541 | |||||
2. Size Range | 1mm-180mm | |||||
3. Grade | G10-1000 | |||||
4. Hardness | HRC 54-60 | |||||
5. Characteristic | (a) A good mix between hardness and resistance to oxidation | |||||
6. Magnetic | Strong | |||||
7. Application | Valves, special bearings, application with medium aggressive atmosphere | |||||
8. Chemical composition | ||||||
C% | Si% | Mn% | Cr% | P% | S% | |
min. | 0.43 | --- | --- | 12.5 | --- | --- |
max. | 0.50 | 1.00 | 1.00 | 14.5 | 0.04 | 0.015 |
9.Packing | Standard: 10kg or 20kg per carton, 1 ton per pallet or as customer required | |||||
10.Conditioning | dry or oiled | |||||
11.Delivery time | Stock within a short time or 35 days. | |||||
CHANGZHOU HUARI STEEL BALL CO., LTD. |
International standard | ||||||
ITA | USA | GER | FRA | UK | RUS | CHN |
X46Cr13 | 420C | 1.4034 | Z34C14 | - | 40kh13 | 4Cr13 |
Manufacture process of steel balls | ||||
Step 1 Heading | Balls blanks are cold headed from rolls of wire. | |||
Step 2 Flashing | Rolling balls between two hard alloy plates to removes the slight band and small protrusions. | |||
Step 3 Heat treat | Heating balls to a high temperature in furnace and quenching balls in a liquid bath. | |||
Step 4 Rough grind | Rolling balls between the face of a fixed iron plate and a very hard fire-grit grinding wheel. Then rolled the hardened ground balls between two cast iron plates. | |||
Step 5 Cleaning | The final production operation cleans the finished balls and adds a shiny luster. | |||
Step 6 Final Inspection | Balls are gauged, visually inspected and subjected to other quality tests to insure every customer's specifications are achieved. | |||
Step 7 Packaging | The balls are packaged in accordance with customer specifications for shipping. |