How to name the valve

How to name the valve?

The name of the valve by transmission, connection form, structure, lining materials and types of naming. But the following are omitted in the naming:

In this case,

(1) Connection form: "flange".

In this case,

(2) the structure of the form:

A: the "gate", "elasticity", "rigid" and "single gate" of the gate valve;

B: cut-off valve and throttle the "straight-through";

C: the ball valve "floating" and "straight-through";

D: Butterfly valve "vertical plate";

E: diaphragm "ridge";

F: plug the "fill" and "straight-through";

G: check valve of the "straight-through" and "single-style";

H: safety valve of the "closed."

In this case,

(3) the valve seat sealing surface material in the name of the material.