This Bellows Seal Globe Valve features a dual bellows plus packing seal designed to eliminate stem leakage. It incorporates a cone sealing surface with self-cleaning action and linear sealing. Manufactured using German coated-sand technology, the valve boasts a surface finish of 12.5–25 μm, ensuring it is over 98% void/crack-free. Each valve is 100% fugitive emission tested per ISO15848 Grade A at the factory. Optional valve disc types include throttle, regulating, flat-seal, and stop-check. Drive options are available, such as handwheel, impact handwheel, bevel gear, or electric/pneumatic actuators. The valve is protected by Patent Nos. ZL201330636507.2 and ZL201220695667.