Guocheng Valve Group Co., LTD. is one of the leading China Forged Steel Check Valve manufacturers, welcome to wholesale cheap Forged Steel Check Valve from our factory.
OPIS KOVANEGA JEKLENEGA ZAPIRNEGA VENTILA
A swing check valve consists of a flap or disc which hangs down in the flow path. With flow in the forwards direction, the pressure of the fluid forces the disc to swing upwards, allowing flow through the valve. Reverse flow will cause the disc to shut against the seat and stop the fluid going back down the pipe. In the absence of flow, the weight of the flap is responsible for the closure of the valve.
LASTNOSTI OBLIKOVANJA
Zasnova: API602/ASME 16.34/BS 5352
Tlačni preizkus: API 598
Oznaka: MSS SP25
SW varilni konci v skladu z ASME B16.11
BW zadnji del po ASME B16.25
NPT navojni priključki v skladu z ASME B1.20. 1
IZBIRA MATERIALA
CS (ASTM A105, A182 F11, A182 F22), LTCS (ASTM A350 LF2, LF3, 12Mn)
Visokotrdni LTCS (A694 F52, F60, F65)
Avstenitna nerjavna jekla (ASTM A182 F304, F316, F321)
Dupleksna nerjaveča jekla 22 % Cr (ASTM A182 F51)
Superduplex SS 25% Cr (ASTM A182 F53/F55)
6Mo nerjaveče jeklo (ASTM A182 F44)
Inconel 625
Incoloy 825
Monel
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