hydraulic tube fittings,hydraulic hose,hydraulic fittings is with a one-way valve, one is without a check valve. Application with check valve, check valve and the gas source is connected to the end, when you disconnect the check valve closes automatically when you turn on the activity side thimble-way valve is opened. Is the use of self-locking ball is embedded in the groove, while the locking balls from "tapered cylindrical ---" sleeves.
2013年8月23日星期五
High-pressure metal pouring principle elbow
High elbow main tool metal pouring ladle, the ladle containing the molten metal temperature, operating in a certain degree of risk. Pouring, ladle filled with molten iron, the center of gravity lower than 100 mm above the shaft, a capacity greater than 500 kg ladle, and can be equipped with self-locking rotary mechanism. Pay great attention to safety. Ladle shaft have safety devices to prevent accidental tilt. Hydraulic pipe fittings device to be set up protective shell to prevent the entry of flying metal stuck. Leftover liquid metal poured into ingot molds and sand will only be allowed in; pour ago, ingot mold to be preheated to 150 ~ 200 ℃, sand pit to dry. Before the test, to remove dirt, rust, oil. Hydraulic adapters to have cracks, cracks, bending, weld and bolt connection is bad, rivet connection is not reliable so on, must replace them or repair
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