This apparatus features a minimized bore, a non-rotating rising stern, and a gland pack and bonnet (bolted down). It has a forged carbon steel design, an integrated stainless steel bellow, and a Vz stellite (Trim 8) system. Applicable uses for this valve include the petroleum industry, situations wherein total pressure Ps of 100 bar is involved, and operations wherein the working temperature Ts ranges from -29 to 425 degrees Celsius.