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About product and suppliers:
        Alibaba.com offers 6,263 4 inch ball valve products. About 91% of these are valves, 1% are dc motor, and 1% are other rubber products. 

A wide variety of 4 inch ball valve options are available to you, such as ball, control, and shutoff. You can also choose from stainless steel, brass, and casting. As well as from manual, hydraulic, and pneumatic. And whether 4 inch ball valve is normal temperature, medium temperature, or high temperature. 

There are 6,291 4 inch ball valve suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and India, which supply 98%, 1%, and 1% of 4 inch ball valve respectively. 

 inch ball valve products are most popular in North America, Mid East, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 2,975 with ISO9001, 442 with Other, and 337 with ISO14001 certification.