JUNNAN STEEL · GLOBAL CHOICE
Building material,integrated houses, hardware and machine equipment
Contact us now
60-65 HRC Grinding 80mm 100mm forged Steel ball Grinding Balls Mining
60-65 HRC Grinding 80mm 100mm forged Steel ball Grinding Balls Mining
|
Material
|
C
|
Mn
|
Si
|
Cr | S | P |
|
50Mn
|
0.48-0.56
|
0.70-1.0
|
0.17-0.37
|
0.25 max | 0.035 max | 0.035 max |
|
60Mn
|
0.57-0.65
|
0.70-1.0
|
0.17-0.37
|
0.25 max | 0.035 max | 0.035 max |
|
65Mn
|
0.60-0.70
|
0.90-1.20
|
0.17-0.37
|
0.25 max | 0.035 max | 0.035 max |
75Mn | 0.72-0.92 | 0.17-0.37 | 0.7-1.0 | 0.4-0.6 | 0.035 max | 0.035 max |
75MnCr | 0.70-0.85 | 0.7-0.8 | 0.17-0.37 | 0.2-0.7 | 0.03 max | 0.03 max |
75SiMn | 0.70-0.90 | 0.7-1.2 | 0.4-0.8 | 0.25 max | 0.03 max | 0.03 max |
|
Size(mm)
|
Tolerance(mm)
|
Weight(kg/pc)
|
Quantity(pcs/ton)
|
|
φ20
|
+2 -1
|
0.032
|
31250
|
|
φ25
|
0.064
|
15625
|
|
|
φ30
|
0.11
|
9090
|
|
φ40 | 0.263 | 3802 | |
φ50 | 0.513 | 1949 | |
φ60 | +3 -1 | 0.888 | 1126 |
φ70 | 1.41 | 709 | |
φ80 | 2.104 | 475 | |
φ90 | 2.996 | 333 | |
φ100 | +4 -2 | 4.11 | 243 |
φ110 | 5.457 | 182 | |
φ120 | 7.102 | 140 | |
φ130 | 9.03 | 110 | |
φ140 | +3 -3 | 11.278 | 88 |
φ150 | 13.871 | 72 |
Impact Test Machine
Hardness Tester
It is used to test hardness
Wire-Electrode Cutting
Chemical Analysis Control
Hardness Control
Dimensional Tolerances Control
Feeding Breaking Control
Mismatch Control
Packing specification | ||
|
Bag
|
diameter17-150mm
|
1000kg/bag
|
|
Drum
|
diameter17-25mm
|
1000kg/drum
|
|
diameter30-50mm
|
950kg/drum
|
|
|
diameter60-70mm
|
900kg/drum
|
|
diameter80-90mm | 850kg/drum | |
diameter100-150mm | 800kg/drum | |
20feet container | 25bags or 25-32drums | |
40feet container | 27bags or27-34drums | |
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q:Could you accept OEM and customization?
A:YES, we can customize for you according to sample or drawing.
Q: Do you like to accept small orders?
A:We enjoy growing up together with all our clients, whatever big or small. You will become bigger and bigger to be with us.
Q:What's your warranty?
A:1 year.
Q: Can you provide free sample?
A:Yes, we are glad to supply free samples which quantity is less than 10kgs. But usually the courier fee should be paid by customer.
Q:Do you have any certificate?
A:Yes, our company has ISO 19001:2008 certificate.
We could also supply customer the Test report, SGS by third party.
- Name
- Tel
- *Title
- *Content
We will get you a fast free quote and schedule your job on the day and time that works best for you.
