Professionally produce kinds of valves especially ball valves according to international advanced standards Diameter of products ranges from 1/4"-40",pressure from CLASS150 to CLASS2500,and working temperature from -196centigrades to 680centigrades. Major materials for valves cover carbon steel, alloy steel, stainless steel, super-low stainless steel, titanium, MonEL (nickel-copper alloy) and No.20 alloy, and so on.
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