Ball valvesThe used material: WCB; Stainless steel; carbon steel; grey iron; ductile iron; etc.
The producing process: lost wax casting; sand casting; forging; silicon silicate process; etc.
The offered surface treatment: hot galvanizing, painting; powder coating; zinc plating; dacromet; polishing, mirror polishing; anodizing; e-coating; oxygenation, etc.
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