旋启式止回阀（H44型）型号公称压力PN（MPa）公称通径DN（mm）尺寸（mm）重量（Kg）LDD1D2bZ-dD3HH44H-16CH44W-16PH44W-16R1.64020014511088204-1814510315.250230160125102204-1818516021.365290180145122228-1821517528.180310195160133228-1823518537.6100350230180158248-2327022056.7125400270210184288-2534024891150480300240212308-253752701292005503602952683412-254353502102506504253553203612-305154152903007504854103704016-303203508505504704304416-34420H44H-25CH44W-25PH44W-25R2.54020014511085184-1814510315.250230160125100204-1818516021.365290180145120228-1821517528.180310195160135228-1823518537.6100350230190160248-2327022056.7