Ultra-Thin Multi-Stage Hydraulic Cylinder
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Product Detail
The Ultra-Thin Multi-Stage Hydraulic Cylinder is an innovative solution engineered to overcome the challenges of confined spaces and extremely heavy loads. It skillfully integrates an ultra-thin structure with multi-stage telescoping technology, providing an exceptionally long working stroke while maintaining an extremely low collapsed height (e.g., the KET-RLT-100 model is only $93\text{ mm}$), which dramatically enhances on-site operational efficiency by eliminating the repetitive jacking required by conventional single-stage cylinders in tight environments. Constructed from high-strength alloy steel and treated with a nitrocarburized surface hardening process (or nitrided surface treatment), the cylinder is ensured to have outstanding bearing capacity, wear resistance, and corrosion resistance. Furthermore, it offers a lateral load redundancy of up to $3\%$ of its maximum capacity, making it highly suitable for demanding engineering applications such as precise equipment alignment, bridge jacking, and heavy machinery installation, where spatial constraints and performance requirements are stringent.
Product Dimensions

|
Model |
Capacity
(T) |
Stage |
KN |
Stroke
(mm) |
Full Stroke (mm) |
Effective Area (cm²) |
Oil Tank Capacity (cm³) |
Closed Height A(mm) |
Extended Height B(mm) |
OD (D*L)
(mm) |
Inner Diameter E(mm) |
Plunger Diamater F(mm) |
Weight
(kg) |
|
KET-RLT-10 |
10 |
2 |
49 |
15 |
25 |
7 |
30 |
49 |
74 |
83×60 |
30 |
26 |
1.6 |
|
1 |
111 |
10 |
15.9 |
45 |
38 |
||||||||
|
KET-RLT-20 |
20 |
2 |
67 |
16 |
27 |
9.6 |
51 |
57 |
84 |
99×76 |
35 |
31 |
2.7 |
|
1 |
198 |
11 |
28.3 |
60 |
50 |
||||||||
|
KET-RLT-30 |
30 |
3 |
50 |
20 |
54 |
7.1 |
123 |
64 |
118 |
123×98 |
30 |
26 |
4.7 |
|
2 |
137 |
22 |
19.6 |
50 |
46 |
||||||||
|
1 |
309 |
12 |
44.2 |
75 |
64 |
||||||||
|
KET-RLT-50 |
50 |
3 |
50 |
25 |
66 |
7.1 |
188 |
74 |
140 |
148×120 |
30 |
26 |
7.9 |
|
2 |
137 |
26 |
19.6 |
50 |
46 |
||||||||
|
1 |
496 |
15 |
70.8 |
95 |
70 |
||||||||
|
KET-RLT-100 |
100 |
3 |
111 |
24 |
69 |
15.9 |
418 |
93 |
162 |
188×160 |
45 |
38 |
16.9 |
|
2 |
309 |
30 |
44.2 |
75 |
69 |
||||||||
|
1 |
1002 |
15 |
143.1 |
135 |
100 |
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