The marine bronze flanged stop check valve is GB/T588-2009 standard. Nominal diameter: DN15~150 Nominal working pressure: PN6~25(0.6~2.5MPa) Liquid water, seawater, lubricating oil, fuel and steam(Temperature≤250℃). Material table of main parts: Part Name Material Valve body, cover, plate, nut ZCuSn5Pb5Zn5 Stern QAl9-2 CCS certified and GL, LR, DNV, BV, RLNA, ABS, NK,
The marine cast steel flanged stop check valve is GB/T585-1999 standard. Nominal diameter: DN20~300 Nominal working pressure: PN10~64(1.0~6.4MPa) Liquid water, lubricating oil, fuel, and steam(Temperature≤300℃) Material table of main parts: Part Name Material Valve body, cover ZG230-450 Plate 25 Stern 2Cr13 Seal ring H2Cr13, H1Cr19Ni9Ti CCS certified and GL, LR, DNV,
The marine bronze flanged check valve is GB/T589-2015 standard. Nominal diameter: DN15~125 Nominal working pressure: PN6~25(0.6~2.5MPa) Liquid water, seawater, lubricating oil, fuel and steam(Temperature≤250℃). Material table of main parts: Part Name Material Valve body ZCuSn10Zn2, ZCuSn5Pb5Zn5 Valve cover ZCuSn10Zn2, ZCuSn5Pb5Zn5 Valve plate ZCuSn10Zn2, ZCuSn5Pb5Zn5 CCS certified and GL, LR, DNV, BV,
The marine cast steel flanged check valve is GB/T586-2015 standard. Nominal diameter: DN20~125 Nominal working pressure: PN10~25(1.0~2.5MPa) Liquid water, seawater, lubricating oil, fuel and steam(Temperature≤300℃). Material table of main parts: Part Name Material Valve body ZG275-485 Valve cover ZG275-485 Valve plate 20 Sleeve 20Cr13 CCS certified and GL, LR, DNV, BV,
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