J41B  Type PN40 Ammonia Globe Valve: A manual, flanged, straight-through globe valve with seat sealing surface made of nylon plastic, nominal pressure PN40, and valve body material of carbon steel. Applicable media: liquid, gas, ammonia, nitrogen, hydrogen.

[Structure and Purpose]

1. The middle flange has a square structure, and the valve stem adopts a non-rising stem connection.

2. The sealing surface of the valve body is spherical convex, achieving linear contact sealing with the disc.

3. The sealing surface is made of Babbitt alloy, offering excellent sealing performance and long service life.