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GB/T 37450-2019: Structural requirements for offshore cranes
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| GB/T 37450-2019 | English | 199 |
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Structural requirements for offshore cranes
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GB/T 37450-2019
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Basic data | Standard ID | GB/T 37450-2019 (GB/T37450-2019) | | Description (Translated English) | Structural requirements for offshore cranes | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | U42 | | Classification of International Standard | 47.020.50 | | Word Count Estimation | 10,132 | | Date of Issue | 2019-05-10 | | Date of Implementation | 2019-12-01 | | Quoted Standard | GB/T 3811-2008; GB/T 3893; GB/T 5779.1; GB/T 37443; ISO 898-1-2013; ISO 4306-1; ISO 5817-2014; API SPEC 2C-2012 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | | Summary | This standard specifies the general requirements, materials, welding, high-strength bolt connection and strength check of the structure of offshore platform cranes (hereinafter referred to as cranes). This standard applies to the design, manufacture and acceptance of offshore platform cranes. This standard does not apply to special types of cranes and hangers and/or emergency escape devices such as wave compensation. | GB/T 37450-2019: Structural requirements for offshore cranes---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.
Structural requirements for offshore cranes
ICS 47.020.50
U42
National Standards of People's Republic of China
Offshore platform crane structural requirements
Published on.2019-05-10
2019-12-01 implementation
State market supervision and administration
China National Standardization Administration issued
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is under the jurisdiction of the National Marine Machinery Standardization Technical Committee (SAC/TC137).
This standard was drafted. Nanjing Zhongzhou Oasis Machinery Co., Ltd., China Shipbuilding Industry Corporation No. 7 Research Institute, Wuhan Marine
Machinery limited liability company.
The main drafters of this standard. Yi Yin, Li Shibo, Lu Hui, Deng Mei, Lu Jing, Yang Longxia, Deng Lijuan, Cui Yanhua, Ye Kai.
Offshore platform crane structural requirements
1 Scope
This standard specifies the general requirements for the structure of offshore platform cranes (hereinafter referred to as cranes), materials, welding, high-strength bolting and
Strength Check.
This standard applies to the design, manufacture and acceptance of offshore platform cranes.
This standard does not apply to special types of cranes and hangers and/or emergency escape devices such as wave compensation.
2 Normative references
The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 3811-2008 Crane design specification
GB/T 3893 Shipbuilding and offshore structures deck machinery terms and symbols
GB/T 5779.1 fastener surface defects bolts, screws and studs are generally required
GB/T 37443 general requirements for offshore platform cranes
Specification for lifting equipment for ships and offshore installations (China Classification Society)
Carbon steels and alloys - Determination of mechanical properties of fasteners - Part 1 . Bolts, screws and snails
Column coarse thread and fine thread (Mechanicalpropertiesoffastenersmadeofcarbonsteelandaloysteel-
Part 1.Bolts,screwsandstudswithspecifiedpropertyclasses-Coarsethreadandfinepitchthread)
ISO 4306-1 crane vocabulary Part 1. General (Cranes-Vocabulary-Part 1. General)
ISO 5817.2014 Welded joints of welded steel, nickel, titanium and their alloys (excluding electron beam welding)
[Welding-Fusion-weldedjointsinsteel,nickel,titaniumandtheiraloys(beamweldingexcluded)-
Qualitylevelsforimperfections]
APISpec2C-2012 Offshore Pedestal Crane Specification (Offshorepedestal-mountedcranes)
3 Terms and definitions
The terms and definitions defined in GB/T 3893, ISO 4306-1 and GB/T 37443 apply to this document.
4 symbol
The following symbols apply to this document.
n. safety factor;
β. material yield ratio coefficient;
λ. slenderness ratio;
σ. normal stress in megapascals (MPa);
[σ]. allowable stress in MPa (MPa);
Σb. tensile strength of steel, in megapascals (MPa);
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