Customization: | Available |
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Customized: | Customized |
Certification: | ISO, BV |
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Stainless steel ball AISI 304 | ||||||||
1. Material | AISI 304/ SUS 304/ Wks 1.4301 | |||||||
2. Size Range | 1mm-180mm | |||||||
3. Grade | G40-1000 | |||||||
4. Hardness | 25-39 HRC | |||||||
5. Characteristic | (a)Good resistance to corrosion (b)Apply in where material toughness and resistance to corrosion are more important than hardness (c)Good corrosion resistance in the food environment, oxidizing solutions and most organic chemicals |
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6. Magnetic | Much little | |||||||
7. Application | Valves, finger pumps, Aggressive applications without mechanical efforts |
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8. Chemical composition | ||||||||
C% | Si% | Mn% | Cr% | Ni% | P% | S% | N% | |
min. | --- | --- | --- | 17.0 | 8.0 | --- | --- | --- |
max. | 0.07 | 1.00 | 2.00 | 19.5 | 10.5 | 0.045 | 0.015 | 0.11 |
9.Packing | Standard: 10kg or 20kg per carton, 1 ton per pallet or as customer required |
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10.Conditioning | dry or oiled | |||||||
11.Delivery time | Stock within a short time or 35 days. | |||||||
CHANGZHOU HUARI STEEL BALL CO., LTD. |
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. |
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Step 3 Heat Treatment |
Heating balls to a high temperature in furnace and quenching balls in a liquid bath. | |||
Step 4 Rough Grinding |
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. |
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Step 7 Packaging | The balls are packaged in accordance with customer specifications for shipping. |