Marine Stop Valve
Marine Stop/Shut-off Valve:
Connection Type: Flange/ Thread/ Bellows
Material: Stainless Steel/ Cast Iron/ Cast or Forged Steel/ Bronze
Structure: Straight/ Angle/ Piston
Standard: JIS/ DIN/ ANSI
Introduction:
Marine Stop valve, also known as shut-off valve, is a mandatory sealed valve, so when the valve is closed, the pressure must be applied to the valve to force the sealing surface does not leak.
Approval Standard:
1. Chapter 2, Part 3 of China Classification Society Rules for Classification of Sea-going Steel Ships 2015 and Its Amendments.
Specification:
Marine shut-off Valve
| Standard | Nominal Diameter | Nominal Pressure | Main Body Material |
| GB/T584-2008 | 20~300 mm | 1.0~6.4 Mpa | ZG230-450 |
| GB/T587-2008 | 15~150 mm | 0.6~2.5 Mpa | ZCuSn10Zn2 |
| GB/T595-2008 | 6~32 mm | 4/10 Mpa | ZCuA19Mn2 |
| CB/T3196-95 | 40~250 mm | 0.6~1.6 Mpa | ZG230-450 |
| CBM1048-81 | 50~250 mm | 1.0 Mpa | ZG230-450 |
| CBM1075-81 | 15~40 mm | 1.6 Mpa | ZCuSn5Pb5Zn5 |
| CBM1051-81 | 32~150 mm | 2.0 Mpa | ZG275-485 |
| GB/T590-2008 | 20~300 mm | 0.6~1.6 Mpa | HT200 |
| GB/T1951-2008 | 6~32 mm | 1.6 Mpa | ZCuSn5Pb5Zn5 |