| Body Material: | Carbon Steel, Stainless Steel, Alloy Steel |
| Normal Diameter: | 1/2 Inch - 48 Inch (DN15 - DN1200) |
| Pressure Range: | Class 150 LB - 2500 LB |
| Working Temperature: | -26°C - +150°C |
| End connection: | RF, RTJ, BW, HUB |
| Operation: | Manual (lever, gear), Pneumatic Actuator, Motor Actuator |
| Body Structures: | End Entry, Top Entry(easy for on-line maintenance) |
| Body Types: | 2pc split body, 3pcs split body |


DBB (Double Block and Bleed): Two single piston-effect seats.

DIB-I (Double Isolation and Bleed Type I): Two double piston-effect seats.

DIB-II (Double Isolation and Bleed Type II): One double piston-effect seat and one single piston-effect seat.

DBB — двойной запор и сброс (два отдельных поршневых седла)

DIB-I (двойные двойные поршневые седла)

DIB-II (одно двойное поршневое седло и одно одинарное поршневое седло)

DBB - Doble Bloqueo y Purga (dos asientos de pistón simple)

DIB-I (dos asientos de pistón doble)
DIB-II (un asiento de pistón doble y un asiento de pistón simple)
