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- First Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q513 - Steam Plants
79. In accordance with 46 CFR Subchapter F (Marine Engineering), main propulsion water-tube boilers are not required to be fitted with a surface blow-off valve if the design pressure is which of the following?
46 CFR Subchapter F requires main propulsion water-tube boilers to be fitted with a surface blow-off valve only when the design pressure is below 350 psig (2413 kPa).
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