(1) Aluminum Digital Track Gauge And Elevation Level uses rectangular aluminum tube with load area 42 × 25 × 2 mm (thickness), aluminum tube bottom is two ribs of 3.5 mm.
(2) Wooden track gauge adopted high quality white pine wood with setting treatment of drying, lightweight, inexpensive material classes.
(3) Aluminum base and steel probe provides good wear resistance.
(4) Narrow-gauge track gauge and elevation level uses aluminum alloy I - shaped profiles with out area of 35 × 25 × 3mm.
(5) Narrow-gauge track gauge and elevation level adopted base of nylon 66, steel probe.
(6) Pressure polyethylene insulated jacket at both sides of aluminum alloy Digital Track Gauge And Elevation Level, the fixed end using ABS insulated upper and lower jaws, pipe built with insulating barrier layer, good insulation properties.
