Stainless Steel Ball
Our balls are widely used for valves, bearings, pen point balls, castors, food and medicine technique etc.
1. AISI 304 Stainless Steel Ball
Slightly magnetic, Flat surface HRC 25min.
Better corrosion resistance than 4 series stainless steel
2. AISI 316 Stainless Steel Ball
Slightly magnetic, Flat surface HRC 25min.
Better corrosion resistance than SS304
Specially against Sulfuric acid and ink/bleach/nitric acid
3. AISI 420 Stainless Steel Ball
Magnetic.
Flat surface HRC 50min, better
Corrosion resistant than SS440
4. AISI 430 Stainless Steel Ball
Ferritic stainless steel, better corrosion resistant than 3 series
At higher temperature Flat surface HRB 85 min
5. AISI 440 Stainless Steel Ball
Fair corrosion to water, alcohol,
Oil and food product, flat surface HRC 58 min
|
GRADE |
Ball Dia. variation |
Deviation from spherical form (U) |
Surface roughness (U) |
lot Dia. variation (U) |
Basic Dia. tolerance (U) |
|
INCH |
(U) |
|
3 |
0.000003 |
0.08 |
0.08 |
0.012 |
0.13 |
± 0.75 |
|
5 |
0.000005 |
0.125 |
0.125 |
0.02 |
0.25 |
± 1.25 |
|
10 |
0.00001 |
0.25 |
0.25 |
0.025 |
0.5 |
± 2.5 |
|
16 |
0.000016 |
0.4 |
0.4 |
0.025 |
0.8 |
± 2.5 |
|
24 |
0.000024 |
0.6 |
0.6 |
0.05 |
1.2 |
± 2.5 |
|
48 |
0.000048 |
1.2 |
1.2 |
0.08 |
2.4 |
± 5 |
|
100 |
0.0001 |
2.5 |
2.5 |
0.125 |
5 |
± 12.5 |
|
200 |
0.0002 |
5 |
5 |
0.2 |
10 |
± 25 |
|
500 |
0.0005 |
12.5 |
12.5 |
- |
25 |
± 50 |
|
1000 |
0.001 |
25 |
25 |
- |
50 |
± 125 |
|
2000 |
|
50 |
50 |
- |
100 |
± 125
|
B&B Industrial is one of the leading exporters and manufactues of high precision balls, bearings, bearing accessories, rollers and other various transmission parts in China.
Our management ideal is to bring benefits to our customers.
Our business guideline is "improving, trust and developing forever".
Our quality policy is "high quality service and zero mistakes".
Our key competitive advantages are as follows:
1) Strict Quality System
2) Stable Supplier Materials
3) Advanced Product Design & Strict Manufacturing Process Control
4) Professional Knowledge & Service
Our company insists on credit as our principle.
We have been providing our valued customers with the following benefits and advantages:
--Good price with good quality and service
--Professional project management teams will work closely with you until it is finished.
--Multiplex & full metal product manufacture service for you
--Quick delivery
Today, our company is looking forward to a higher goal. Welcome you to work together with us hand in hand. We are your loyal friend and reliable partner.
We warmly and sincerely thank for your cooperation.
