Description of hollow plunger hydraulic jack
Bridge maintenance, bridge lift and bearing replacement
Heavy-duty construction of jacking, lowering, weighing
Center of gravity measurement, reinforcement support/load transfer from temporary support to fixed support
Heavy equipment installation, bridge section push and box jacking.
Parameters of hollow plunger hydraulic jack
| Model | Tonnage ton | Stroke mm | Body height mm | Stretch height mm | Cylinder outside diameter D（mm） | Weight kg | Maximum working pressure Mpa(bar) |
| DS-50*4 | 5 | 6.35 | 40 | 46.35 | 64*52 | 1.0 | 40（400） |
| DS-100*4 | 10 | 11.2 | 48 | 59.2 | 83*66 | 1.4 | 63（630） |
| DS-200*4 | 20 | 11.2 | 56 | 67.2 | 100*84 | 3.1 | 63（630） |
| DS-300*4 | 30 | 12.7 | 66 | 78.7 | 128*105 | 4.5 | 63（630） |
| DS-500*4 | 50 | 16 | 75 | 91 | 145*128 | 6.8 | 63（630） |
| DS-750*4 | 75 | 16 | 86 | 102 | 188*158 | 11.4 | 63（630） |
| DS-1000*4 | 100 | 16 | 96 | 112 | 208*182 | 14.5 | 63（630） |
| DS-1500*4 | 150 | 16 | 106 | 122 | 250*220 | 26.3 | 63（630） |
FAQ
1. Q: Are you trading company or manufacturer?
A: We are original equipment manufacturer.
2. Q: How long is your delivery time?
A: It is according to the model and quantity.
Generally it is 3-5 days if the machines are in stock.
It will be 15-30 days if you want to customize the machines.
3. Q: Do you provide samples? Is it free or extra?
A: Yes, we could offer you the sample machine.
But it's not free. You need to pay for the sample and the cost of freight.
4. Q: What is your terms of payment?
A: We accept T/T, Western Union, Money Gram, Paypal, Alibaba Escrow etc.
Payment<=USD 5000, 100% in advance.
Payment>=USD 5000, 30% T/T in advance, balance before shipment
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