What are the recommended materials selection for hull marine and utility piping systems?

Asked by ekwuemesam 6 years, 2 months ago | 1 Answers


1 Answer

2
cuchiang 6 years, 2 months ago

Rating

Service

Piping Material

ANSI 150, RF

Diesel Fuel – for all piping except penetrations

Carbon Steel, Black, Sch.40 / STD

Base Oil – for all piping except penetrations

ANSI 150, RF

Hull Drains – for all piping

Carbon Steel, Black, Sch.80 / XS

Base Oil – for penetration spools only

Diesel Fuel – for penetration spools only

Tank Level Indication – for piping inside base oil tank and penetrations

ANSI 150, RF
 

Ventilation & HVAC – for all piping except penetration spools (Note: FF when connecting to ducting flange or equipment with full face flanges)

Carbon Steel, Hot Dipped Galvanized,  Sch.40 / STD

Atmospheric Vents (Tank Vents and Sounds) – for void and temporary ballast tanks piping except penetration spools

ANSI 150, RF

Bilge and Stripping - for all normally dry piping

Carbon Steel, Hot Dipped Galvanized,  Sch.80 / XS

Utility Air - for all piping

Utility Water - for all piping

Ventilation & HVAC – for penetration spools only (FF when connecting to ducting flange or equipment with full face flanges)

Atmospheric Vents (Tank Vents and Sounds) – for variable ballast tanks normally dry piping (located above tank top), for void and temporary ballast tanks penetration spools

ANSI 150, RF

Instrument Air, Potable Water – for all piping (use super duplex SS for all tubing)

316 Stainless Steel, Sch.40 / STD

Tank Level Indication – for potable water tanks piping only

Atmospheric Vents (Tank Vents and Sounds) - for potable water tanks piping only

ANSI 150, FF

Atmospheric Vents (Tank Vents and Sounds), Brine, Firewater, Ballast, Ballast Tank Level Indication – for penetration spools only, connected to CuNi piping.
 Bilge and Stripping - for ballast tank stripping piping penetration spools only.

Carbon Steel, Black Sch.80/XS internally lined with polyethylene (PE)

ANSI 1500, RTJ

HP Wash Water – for all

Carbon Steel, XXS

14 barg

(200 psig)

ANSI 150, FF

Atmospheric Vents (Tank Vents and Sounds), Bilge, Ballast – inside ballast tanks and voids where allowed by Class

Fiberglass,
Fiberbond Series 20FR-EC

Brine – piping inside brine tanks

16 barg

(232 psig)

ANSI 150, FF

 

Firewater – for all piping except penetration spools

90Cu/10Ni Alloy, EEMUA

Tank Level Indication – for ballast tank except penetration spools

20 barg

 (285 psig)

ANSI 150, FF  

Ballast – for all piping except penetration spools

90Cu/10Ni Alloy, EEMUA

Brine – for all piping except penetration spools

Atmospheric Vents (Tank Vents and Sounds) – for normally wet piping in pump room and access shaft located below variable ballast tank top

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