| Customization: | Available |
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| Customized: | Non-Customized |
| Certification: | ISO, IATF16949 |
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| Chemical composition | ||||||||
| Material | C | Si | Mn | P | S | Ni | Cr | Mo |
| 420 | 0.26-0.35 | ≤1.00 | ≤1.25 | ≤0.04 | ≤0.03 | ≤0.60 | 12.0-14.0 | - |
| 420C | 0.36-0.43 | ≤0.80 | ≤0.80 | ≤0.04 | ≤0.03 | ≤0.60 | 12.0-13.5 | - |
| 440 | 0.90-1.00 | ≤0.80 | ≤0.80 | ≤0.04 | ≤0.03 | ≤0.60 | 16.0-18.0 | 0.4-0.7 |
| 440C | 0.95-1.10 | ≤0.80 | ≤0.80 | ≤0.04 | ≤0.03 | ≤0.60 | 16.0-18.0 | 0.4-0.7 |
| 304 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 8.0-10.5 | 18.0-20.0 | - |
| 304L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 8.0-13.0 | 18.0-20.0 | - |
| 316 | ≤0.08 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 10.0-11.0 | 16.0-18.0 | 2.0-3.0 |
| 316L | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.045 | ≤0.03 | 10.0-11.0 | 16.0-18.0 | 2.0-3.0 |
1.Can you provide sample free?
Yes ,we can provide free samples with in 0.5kg.
2.What kind of payment terms you can accept?
We can accept T/T,L/C, Western Union and Paypal.
3.What about your steel ball's quality?
Checking in the whole manufacturing process &100% inspection before shipment ensure the quality of our products.
4.What's your packing method?
A) Inner packing: Dry packing or oil packing are provided according to you needs.
B) Outer packing:
1)volatile rust preventive paper + poly bag + iron drum + wooden / iron pallet.
2)25kg poly bag + carton + wooden pallet or wooden box.
3)customized packing.
5.What's your delivery time?
Within 3-30 days according to your required size and quantity.
6.Is your steel ball competitive?
Yes, We are steel ball manufacture more than 30+ years.
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