1. Railroad Freight Car – Bogie
Catalog: ZK2,3,4,5,6
Ride Control Type Bogie for Brazil
Low Track Force Bogie
Narrow Gauge Low Track Force Bogie
2. It is three-piece casting steel bogie, the
first suspension system adopts journal box
rubber gasket; the second suspension
system is central spring suspension
system with variable friction damping
device; a elastic under cross-brace is
additionally arranged between two side
frames; and adopts JC type double-acting
constant contact side bearing, double-row
tapered roller bearing, light type HEZB
type casting steel wheel or HESA type
rolled steel wheel, single brake shoe brake
rigging with middle pull rod , L-A or L-B
type combined brake beam, new-type
high friction brake shoe, etc.
Bogie ZK-6
2
3. These bogies are suitable
for operating on Brazil
railway with meter gauge or
wide gauge, and has such
features as three-piece
casting steel bogie
structure. They adopt
single-stage suspension and
constant friction wedge
dumpling device,
increasing the width of
main and auxiliary friction
surfaces for the wedge to
improve anti-lozenge
rigidity.
Bogie Ride Control Type Bogie for Brazil
3
GDE Ride Control Type GDT Ride Control Type
4. This bogie has such features as
three-piece casting steel bogie
structure, but elastic crossing rod
connection is additionally arranged
between two side frames which has
large anti-lozenge rigidity. Spring is
additionally installed between side
frame pedestal bracket and adapter to
locate wheelset. It has primary
suspension to reduce the unsprung
mass.
Bogie Low Track Force Bogie
4
5. This bogie has such features as
three-piece casting steel bogie
structure, but elastic crossing rod
connection is additionally arranged
between two side frames which has
large anti-lozenge rigidity. Spring is
additionally installed between side
frame pedestal bracket and adapter to
locate wheelset. It has primary
suspension to reduce the unsprung
mass.
Bogie Narrow Gauge Low Track Force Bogie
5
6. This bogie is suitable for
various freight cars with
standard gauge, 25t/21t axle
load and the maximum
operating speed of 120km/h.
It has such features as three-
piece casting steel bogie
structure, but adopts
particular spring plank and
rocker seat, etc. which similar
to swing mechanism of
passenger car, and has two-
staged horizontal rigidity to
increase the horizontal
flexibility of the car.
Bogie ZK Series
6
ZK5 Bogie ZK4 Bogie
7. This bogie is three-piece casting steel
bogie, and adopts central spring
suspension system with variable friction
damping device; a elastic under cross-
brace is additionally arranged between
two side frames; and adopts JC type
double-acting constant contact side
bearing, double-row tapered roller
bearing, light type HEZB type casting
steel wheel or HESA type rolled steel
wheel, single side brake shoe brake
rigging with middle pull rod , L-A or L-B
type combined brake beam, new-type
high friction brake shoe, etc.
Bogie ZK2
7
8. This bogie is integrated welding frame
type bogie which is designed by
absorbing the advantages of European
Y25 bogie and combine domestic
situation. It has features of large anti-
lozenge rigidity, light unsprung mass,
higher critical speed and low wheel-
rail dynamic interaction. The bogie is
comprised of H-shaped welded frame,
journal spring suspension, wheelset,
bearing, constant contact side bearing
and brake rigging, etc.
Bogie ZK3
8
9. Reference:
CSR YANGTZE CO., LTD
JINGDEZHEN JINGHANG INTERNATIONAL
INDUSTRY INC.
120 Defreest Drive,
Troy, NY 12180
Tel: 518-292-8829
Fax: 518.283.0830
