Forged Steel Swing Check Valve

DESCRIPTION:  Hebei Metals supplies Forged Steel Swing Check Valves.  Forged steel swing check valves can be sorted as carbon steel(i.e. A105),  stainless steel(i.e. F304) and duplex stainless steel(i.e. F51) material  specification.

Specification of Forged Steel Swing Check Valves:

1. Brief Introduction:

    The prime functin of a check valve is to protect mechanical equipment in a piping system by preventing

    reversal of flow by the fluid which means the check valve is an automatic valve with forward flow and

    close againgst reverse flow. The closure member of swing check valve swings about a hinge, which is

    which is mounted outside the seat.

2. Material Specification:

    Body & Cover: A105, LF2, F11, F22, F5, F9, F304(L), F316(L), F321, F51

    Hinge & Disc & Seat: A105, LF2, F11, F22, F5, F9, F304(L), F316(L), F321, F51

    Hinge Pin: F6a, F22, F304(L), F316(L), F321

    Bolts & Nuts: B7/2H, B8M/8M

3. Size Range and Pressure Ratings:

    1/2" ~ 4" (DN15 ~ DN100);   150LB ~ 2500LB

4. Standards:

    API 602, BS5352, ASME B16.34, ASME B16.5, ASME B16.25, ASME B16.10, MSS SP25