Schematic diagram of the product shape and structure size 1, hand wheels, handles and drive mechanism for lifting are not allowed to use, and non-collision.
Schematic diagram of the product shape and structure size 1, hand wheels, handles and drive mechanism for lifting are not allowed to use, and non-collision.
(1) according to different requirements, ammonia valve has many specifications. Most of the maximum inlet pressure, the minimum inlet pressure of not less than the outlet press