Knowledge

production process Raw material preparation Material selection: Select high-strength, wear-resistant, corrosion-resistant materials as raw materials, such as cast steel, cast iron

difference Power source and environmental protection motor Power source: electric energy. Environmental protection: The motor does not produce exhaust emissions during operation, a

Work and principle of each component First, power source Rail sanders usually use electric motors or internal combustion engines as a power source. An electric motor is connected t

Influencing factors of material selection Usage scenario Select the appropriate material according to the environment and use conditions of the rail shoulder. For example, in the c

Nodular cast iron 01. Strength: QT500-7, QT450-10 and QT400-15 represent ductile iron with tensile strength of 500MPa, 450MPa and 400MPa, respectively. These materials have higher

use Connect the rail to the fishplate The fishtail bolt is the key fastener that connects the rail to the fishtail plate (also known as the rail joint splint). In railway track lay

type Classification by material Common material fishtail bolts: made of conventional metal materials, suitable for the connection of general railway tracks. High strength fishtail

Matters needing attention Safety first: During the replacement process, the safety operation procedures must be strictly observed to ensure the safety of personnel and equipment. A

Replacement procedure Remove the old sleeper Use professional tools and equipment to remove the damaged steel tie from the track. During the removal process, it is necessary to ens

Regular maintenance Inspection and evaluation Damage inspection: Inspect the steel sleeper regularly for cracks, deformation, wear or other damage. Any damage found is recorded in

Inspection and maintenance Test After the galvanized treatment is completed, the spike needs to be tested to ensure the quality and performance of the zinc layer. Common inspection

Method of galvanizing treatment Hot dip galvanizing Hot-dip galvanizing is one of the most common methods of galvanizing for railroad spikes. This method involves dipping the spike