GB/T 27888.4-2011Ships and marine technology -- Drainage systems on ships and marine structures -- Part 4: Sanitary drainage, sewage disposal pipes (English PDF)

Foreword

GB/T 27888 "Ships and marine technology - Ship and marine structures drainage system" is divided into five sections.

--- Part 1. Sanitary water discharge system design;

--- Part 2. Gravity water drain system and sanitary drains;

--- Part 3. Emission and sanitation water piping vacuum system;

--- Part 4. water sanitation and wastewater discharge pipe;

--- Part 5. decks, holds and pool drainage.

This section GB/T Part of 427,888.

This section drafted in accordance with GB/T 1.1-2009 given rules.

This section uses the translation method identical with ISO 15749-4:2004 "Ships and marine technology - Ship and marine structures - drainage systems Part 4. water sanitation and wastewater discharge pipes. " Consistency correspondence between this part of the normative references in international instruments and in our country the following documents.

--- GB/T 27888.1 Ships and marine technology - Ship and marine structures - drainage systems - Part 1. Sanitary water discharge system System design (ISO 15749-1:2004, IDT);

--- GB/T 27888.5 Ships and marine technology - Ship and marine structures - drainage systems - Part 5. decks, holds and Pool drain (ISO 15749-5:2004, IDT).

This part is proposed by the China State Shipbuilding Corporation.

This part of the National Marine Machinery Standardization Technical Committee Piping Accessories Technical Committee (SAC/TC137/SC3) centralized.

This section drafted by. China Shipbuilding Technology and Economy Research Institute, Wuxi Jinyang pipeline Accessories Co., Ltd., China Shipbuilding Chengxi Ship Ltd. built ship.

1 Scope

This section GB/T 27888 specifies the sewage treatment vessels and marine structures, sanitary water drainage system, waste water outlet pipe and so on.

Design of sewage pipes apply to ships and marine structures, sanitary water discharge system of the present section.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

ISO 4200 Welding and seamless plain end steel pipe dimensions and weight per unit length (Plainendsteeltubes, weldedand seamless-Generaltablesofdimensionsandmassesperunitlength) ISO 9329-1 technical delivery conditions of seamless steel tubes for pressure purposes - Part 1. Non-alloy steels with specified room temperature properties (Seamlesssteeltubesforpressurepurposes-Technicaldeliveryconditions-Part 1. Unaloyedsteels withspecifiedroomtemperatureproperties) ISO 9330-1 Technical delivery conditions for welded steel tubes for pressure purposes - Part 1. Non-alloy steel tubes with specified room temperature properties (Wel-dedsteeltubesforpressurepurpose-Technicaldeliveryconditions-Part 1. Unaloyedsteeltubes withspecifiedroomtemperatureproperties) ISO 15749-1 Ships and marine technology - Ship and marine structures - drainage systems - Part 1. Sanitary water discharge system (Shipsandmarinetechnology-Drainagesystemsonshipsandmarinestructures-Part 1. Sanitary drainage-systemdesign) ISO 15749-5 Ships and marine technology - Ship and marine structures - drainage systems - Part 5. decks, cargo spaces and swimming pools Drainage (Shipsandmarinetechnology-Drainagesystemsonshipsandmarinestructures-Part 5. Drain-ageofdecks, cargospacesandswimmingpools)

3 Terms and Definitions

Terms and definitions defined in ISO 15749-1 apply to this document.

4 Sewage treatment