The marine water pressure reducing valve is CB/T 624-2020 standard. Nominal diameter: DN10~150 Nominal working pressure: Inlet 0.8~1.6MPa; Outlet 0.2~0.8MPa Liquid water and seawater pipeline system. Material table of main parts: Part Name Material Valve body, lower cover ZCuSn5Pb5Zn5 Valve plate HSn62-1 Upper cover ZG230-450 Stern QAl9-2 Spring 60Si2MnA CCS

The marine air pressure reducing valve is CB/T 3656-1994 standard. Nominal diameter: Inlet DN15, 20, 25; Outlet DN20, 25, 32 Nominal working pressure: Inlet 1.0 and  3.0 MPa; Outlet 1.0~0.7; 0.7~0.2; 0.4~0.05 For vessel air compressing system Material table of main parts: Part Name Material Valve body ZHSi80-3 Valve cover ZG230-450

The marine cast steel flanged steam pressure reducing valve is GB/T1852-2008 standard. Nominal diameter: DN25~200 Nominal working pressure: Inlet 0.4~2.5 MPa; Outlet 0.6~0.2; 1.2~0.6 For delivering steam(Temperature≤300℃) for vessel pipeline system Material table of main parts: Part Name Material Valve body, upper cover, lower cover ZG275-485 Diaphragm QSn6.5-0.1 Spring 50CrVA Adjust