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- Contact Person : Mr. manager sales
- Company Name : Shanghai Metal Corporation
- Tel : 86-21-5830-9368
- Fax : 86-21-5081-9492
- Address : Shanghai,Shanghai,1701 Yuan Mansion, 738 Dongfang Road, Shanghai City. China.
- Country/Region : China
- Zip : 200122
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Stainless Steel Ball
Specification of Stainless Steel Ball:
1. Material Available:
AISI 304~AISI 316
AISI 420~AISI 440C
2. Size: 0.5mm--25.4mm, 1/4",3/16",5/32",1/8",7/32",5/16",7/8",1",etc
3. Grade: G100-G3000
4. Hardness (HRC):HRC58-65
5. Application: Bicycle, bearing, pulley, slide, handcraft, shelf, luggage, hardware, grinding media,Valve, aerosol and finger pump, bearings, and electronic components
6. Standard: GB/T-308-2002, GB/T1148-93
Production process of Stainless Steel Ball:
Drawing, Heading, Flashing, Heat-treatment, Grinding, Lapping1, Lapping2, Inspection, Packing.
Packing information of Stainless Steel Ball:
Oily packing in pouch packing, plastic/tin box packing
1, 25kg/carton with steel pallet packing
2,25kg/carton without steel pallet packing
3,10kg/box then in wooden case packing
4,250kg/ steel drum packing
5, according to customers' requirement
Chemical Composition:
AISI Number | C% | Si% | Mn% | Cr% | Ni% | Mo% | P% | S% | Property |
AISI 304 | 0.07 Max | 1.00 Max | 2.00 Max | 17.0~ 19.0 | 8.0~ 10.5 | 0.045 Max | 0.03 Max | Slightly magnetic ,Flat surface HRC 25min. Better corrosion resistance than 4 series stainless steel | |
AISI 316 | 0.07 Max | 1.00 Max | 2.00 Max | 16.5~ 18.5 | 10.5~ 13.5 | 2.00~ 2.50 | 0.045 Max | 0.03 Max | Slightly magnetic ,Flat surface HRC 25min. Better corrosion resistance than SS304 specially against Sulfuric acid and ink/bleach/nitric acid |
AISI 420 | 0.07~ 0.25 | 1.00 Max | 1.00 Max | 12.0~ 14.0 | 0.045 Max | 0.03 Max | Magnetic,martensite steel. flat surface HRC 50min, better corrosion resistant than SS440 | ||
AISI 430 | 0.08 Max | 1.00 Max | 1.00 Max | 15.5~ 17.5 | 0.045 Max | 0.03 Max | Ferritic stainless steel,better corrosion resistant than 3 series at higher temperature Flat surface HRB 85 min | ||
AISI 440 | 0.95~ 1.20 | 1.00 Max | 1.00 Max | 16.0~ 18.0 | 0.045 Max | 0.02 Max | Martensite,fair corrosion to water, alcohol,oil and food product, flat surface HRC 58 min |
*Austenitic steel (AISI 304/316) can be demagnetized by solution heat treatment.