FG81X Grooved Outside Screw Rising Stem Gate Valve

Product Overview

The FG81X Grooved Outside Screw Rising Stem Gate Valve is a new type of gate valve product developed with imported foreign technology, offering multiple advantages not found in traditional valves and a wide range of applications. It features light and easy operation, reliable sealing, excellent elastic memory, and a long service life. The body is made of ductile iron, reducing the weight by approximately 20%-30% compared to traditional gate valves, and facilitating easy installation and maintenance. This product is widely used in fluid pipelines for water supply, sewage, construction, petroleum, chemical, food, pharmaceutical, textile, power, shipbuilding, metallurgy, and energy systems as a regulating and shut-off device.

Main External Connection Dimensions
Nominal Diameter: 50, 65, 80, 100, 125, 150, 200, 250, 300
D: 57, 60, 76, 89, 108, 114, 133
140, 159
165, 219, 273, 325
A: 14.5, 14.5, 14.5, 16, 16, 16, 19, 19, 19
9.5, 9.5, 9.5, 9.5, 9.5, 9.5, 13, 13, 13
C: 2.2, 2.2, 2.2, 2.2, 2.2, 2.2, 2.5, 2.5, 3.3
L: 145, 160, 170, 180, 200, 240, 275, 325, 355
H: 325, 380, 425, 455, -, 500, 620, 750, 880

DO: 180, 180, 200, 200, -, 240, 320, 320, 400