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GB/T 43383-2023 English PDF

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GB/T 43383-2023: Ships and marine technology - Manholes with bolted covers
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 43383-2023	English	294	Add to Cart	3 days [Need to translate]	Ships and marine technology - Manholes with bolted covers	Valid	GB/T 43383-2023

Standard similar to GB/T 43383-2023

GB/T 10841 GB/T 17434

Basic data

Standard ID	GB/T 43383-2023 (GB/T43383-2023)
Description (Translated English)	Ships and marine technology - Manholes with bolted covers
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	U26
Classification of International Standard	47.020.50
Word Count Estimation	16,174
Date of Issue	2023-11-27
Date of Implementation	2024-03-01
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration

GB/T 43383-2023: Ships and marine technology - Manholes with bolted covers

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 47:020:50 CCSU26 National Standards of People's Republic of China Manhole covers for ships and offshore technology (ISO 5894:2018,IDT) Published on 2023-11-27 2024-03-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Foreword

This document complies with the provisions of GB/T 1:1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents" Drafting: This document is equivalent to ISO 5894:2018 "Manhole Covers for Ships and Offshore Technology": This document has made the following minimal editorial changes: ---Added notes about signs in Figures 1 to 4: Please note that some content in this document may be subject to patents: The publisher of this document assumes no responsibility for identifying patents: This document is proposed and coordinated by the National Ship Outfitting Standardization Technical Committee (SAC/TC129): This document was drafted by: Jiangnan Shipbuilding (Group) Co:, Ltd:, Jiangyin Huangshan Ship Parts Co:, Ltd:, Jiangsu Chengxin Inspection and Inspection Testing and Certification Co:, Ltd:, Jiangyin Ship Equipment Manufacturing Co:, Ltd: The main drafters of this document: Tao Dongming, Liu Dong, Yao Fang, Liu Yan, Wang Yun, Huang Feng, Mei Xiaohai, Geng Zhenzhen: Manhole covers for ships and offshore technology

1 Scope

This document specifies the requirements for bolted watertight and oiltight manhole covers for ships, except pressure vessels: This document specifies the dimensions of hull openings and the number, size and location of fasteners: This document is applicable to manhole covers with coamings, flat or embedded manhole covers: The manufacturing node of the manhole cover is determined by the manufacturer:

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text: Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document:

3 Terms and definitions

There are no terms or definitions to be defined in this document:

4 Types and nominal dimensions

All dimensions are in millimeters: According to the nominal size, manhole covers should be divided into AO type, AE type, BO type, BE type, CO type or DO type (see Figure 1~Figure 4 and Table 1~ Table 6): The dimensions of the manhole cover and the spacing of fasteners should be in accordance with Figures 1 to 11 and Tables 1 to 7: The nominal dimensions l1×b1 should correspond to the net opening length and width, see Table 1 to Table 6: The threads of fasteners (nuts and bolts) should comply with ISO 262: The thickness of the cover plate, seat plate and coaming plate should be selected by the user according to the values specified in Tables 1 to 6: Classification society rules and regulations may A higher value can be requested: Figures 1 to 4 show manhole covers with coaming, flat and embedded: In order to ensure the interchangeability of cover plates and gaskets, the Dimensions and fastener coordinates shall be consistent with those given in this document: Figures 1 to 4 illustrate the connection form of welded studs, and other reliable connection forms of bolts and seat plates are allowed:

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