GB 712-2011: [GB/T 712-2011] Ship and ocean engineering structural steel

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Scope

This Standard specifies the classification and designations, ordering content,
dimensions, shapes, weights and tolerances, requirements, inspection and test, and
packaging, marking and quality certification of ship and ocean engineering structural
steel.
This Standard applies to steel plates of thickness not greater than 150 mm, steel strips
and shear plates of thickness not greater than 25.4 mm and profile steels of thickness
or diameter not greater than 50 mm (hereinafter referred to as steels), which are used
to manufacture the ships of ocean, coastal and inland water voyages, fishing boats
and ocean engineering structures.

Basic Data

Standard ID	GB 712-2011 (GB712-2011)
Description (Translated English)	[GB/T 712-2011] Ship and ocean engineering structural steel
Sector / Industry	National Standard
Classification of Chinese Standard	H46
Classification of International Standard	77.140.50
Word Count Estimation	17,149
Date of Issue	2011-06-16
Date of Implementation	2012-02-01
Older Standard (superseded by this standard)	GB 712-2000
Quoted Standard	GB/T 20066; GB/T 20123; GB/T 20124; GB/T 20125; YB/T 081; GB/T 222; GB/T 223.5; GB/T 223.9; GB/T 223.12; GB/T 223.14; GB/T 223.16; GB/T 223.19; GB/T 223.23; GB/T 223.25; GB/T 223.26; GB/T 223.37; GB/T 223.40; GB/T 223.62; GB/T 223.63; GB/T 223.67; GB/T 223.69; GB/T 228.1; GB/T 229; GB/T 247; GB/T 709; GB/T 2101; GB/T 2970; GB/T 2975; GB/T 4336; GB/T 5313; GB/T 17505
Regulation (derived from)	Announcement of Newly Approved National Standards No. 9 of 2011
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This Chinese standard specifies the ship and marine engineering classification and structural steel grades, order contents, size, shape, weight and tolerances, requirements, inspection and testing, packaging, marking and quality certification. This standard applies to manufacture offshore, coastal and river trade area sailing ships, fishing vessels and marine engineering structures with a thickness of not more than 150mm of steel, the thickness is not greater than 25. 4mm and thickness of the strip and the clipboard or diameter of not more than 50mm of steel (hereinafter referred to as steel).