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Question:

What does the H/F/P stand for in the check valve H41H/H41F/H41P?

What does the H/F/P stand for in the check valve H41H/H41F/H41P?

Answer:

Respectively, the valve seat sealing surface is made of alloy / fluorine plastic / stainless steel.
Respectively, the valve seat sealing surface is made of alloy / fluorine plastic / stainless steel.
The first H represents the check valve, the 4 represents the flange, and the 1 represents the lift type, and the second H represents the seat seal surface. The material is alloy steel or stainless steel. The P H41P said seating for boron steel

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