China AISI420c Polished Stainless Steel Ball, Find details about China Stainless Steel Ball, Precision Stainless Steel Ball from AISI420c Polished Stainless Steel 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. |