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Jiaozuo Hongfa Brake discs
Brake discs
Compliance with the standard:
the brake disc in line with JB / T7019-93 standard B type requirements.
The keyway type, size and tolerances conform to the standard GB / T3852-1997.
Technical parameters and dimensions table
Unit (mm)
|
D |
B |
K |
M |
L |
D (H7) |
T |
Tightening torque (Nm) for each bolt |
Moment of inertia |
weight |
Maximum speed |
|
|
basic size |
limit deviation |
|
|
|
|
|
|
|
(Kg.m2) |
(Kg) |
_) |
|
▲ 315 |
± 0.2 |
30 |
64 |
104 |
84 |
50 |
M10 |
51 |
0.234 |
19.6 |
3600 |
|
355 |
87 |
129 |
107 |
60 |
M12 |
89 |
0.378 |
27.5 |
3200 |
||
|
▲ 400 |
± 0.5 |
30 |
87 |
133 |
107 |
70 |
M16 |
215 |
0.581 |
34.3 |
2900 |
|
450 |
112 |
158 |
132 |
80 |
M16 |
215 |
0.933 |
39.6 |
2500 |
||
|
▲ 500 |
112 |
162 |
132 |
80 |
M20 |
420 |
1.466 |
63.5 |
2300 |
||
|
560 |
± 0.5 |
30 |
147 |
197 |
167 |
100 |
M20 |
420 |
2.198 |
74.8 |
2000 |
|
▲ 630 |
147 |
197 |
167 |
100 |
M20 |
420 |
3.632 |
92.0 |
1800 |
||
|
710 |
147 |
201 |
167 |
120 |
M24 |
725 |
5.896 |
119.3 |
1600 |
||
|
▲ 800 |
± 0.5 |
30 |
147 |
201 |
167 |
120 |
M24 |
725 |
9.563 |
155.8 |
1400 |
|
900 |
147 |
201 |
167 |
140 |
M24 |
725 |
725 |
725 |
725 |
||
|
▲ 1000 |
147 |
201 |
167 |
140 |
M24 |
725 |
725 |
725 |
725 |
||
