Bellows globe valve adopts internal bellows structure. The lower end of the stainless steel bellows welded to the stem to prevent stem from fluid erosion. The other end constitutes a static seal between the valve body and bonnet. Double seal design can make sure the zero leakage. When bellows do not work, the stem packing will prevent from leak. It is suitable to steam, flammable, explosive, conducting oil, high purity, toxic and other media.