Selection and precautions of hydraulic cylinders for excavators
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The “cargo passage equipment†of the hatch cover of bulk carriers, various types of doors and lifts of ro-ro ships, is a non-standard equipment dominated by technical design, and is also one of the important components of the hull structure, its design and quality. Directly affect the effectiveness and cost of ship operations.
The hydraulic cylinder of an excavator is one of the important components, which converts hydraulic energy into mechanical energy,
Drive mechanical movement. When purchasing hydraulic cylinders for excavators, the following points should be noted:
1. Size and quality: The size and quality of the excavator hydraulic cylinder should match the model and specifications of the excavator to ensure its normal operation.
2. Pressure and flow rate: The pressure and flow rate of the excavator hydraulic cylinder should match the requirements of the hydraulic system,
To fully utilize the capabilities of the hydraulic system.
3. Sealing performance: The hydraulic cylinder of the excavator has good sealing performance to avoid hydraulic oil leakage or entering the mechanical interior.
4. Durability: The hydraulic cylinder of the excavator has good durability and can withstand long-term heavy load work.
5. Brand and Quality: Choose well-known excavator hydraulic cylinders to ensure their quality and after-sales service
Cotec won the order of the Waigaoqiao 2 boat cover
On December 10, Shanghai Kedewei Ship Technology Engineering Co., Ltd. and Shanghai Waigaoqiao Shipbuilding Co., Ltd. signed a contract for the supply of two 82,000 tons bulk cargo hatch covers, which means that the domestic independent brand hatch cover equipment is Gradually trusted by mainstream shipyards and shipowners, there will be opportunities to face international competition.
The signing of the supply contract for the two 82,000-ton bulk carrier hatch covers is the result of the Waigaoqiao Shipbuilding Company's recommendation to the shipowner after understanding the technical strength of the company. The two sides will take this cooperation as a starting point and carry out deeper cooperation in the future.