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Coupling: Using the forging process, aluminum magnesium alloy A6061 material, surface gold anode oxidation anti-corrosion treatment.
Valve body: Using the die-casting process, the selection of A380 material, surface red spray plastic anti-corrosion treatment.
Ball Valve : the aluminum magnesium alloy A6061 material, the surface of the black anode oxidation anti-corrosion treatment.