GB/T 11577-2020 in English

《GB/T 11577-2020船用集装箱紧固件》由TC129（全国船舶舾装标准化技术委员会）归口，主管部门为国家标准化管理委员会。

Container securing fitting for ships

1 Scope

This standard specifies the requirements for classification and mark, test methods, inspection rules, marking, packaging, storage and transport of container securing fitting for ships (hereinafter referred to as securing fitting).

This standard is applicable to the design, manufacture and acceptance of securing fitting.


2 Normative references

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.

GB/T 699-2015 Quality carbon structure steels
GB/T 700-2006 Carbon structural steels
GB/T 709-2019 Dimension, shape, weight and tolerances for hot-rolled steel plates and sheets
GB/T 712-2011 Ship and ocean engineering structural steel
GB/T 1591-2018 High strength low alloy structural steels
GB/T 3077-2015 Alloy structure steels
GB/T 6414-2017 Castings - Dimensional tolerances and geometrical tolerances and machining allowances
GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings
GB/T 12362-2016 Steel die forgings - Tolerance and machining allowance
GB/T 13912-2002 Metallic coatings - Hot dip galvanized coatings on fabricated iron and steel articles - Specifications and test methods
GB/T 13914-2013 Tolerance of dimensions for stamping parts
ISO 3874: 2017 Series 1 - Freight containers - Handling and securing
ISO 17905: 2015 Ships and marine technology - Installation, inspection and maintenance of container securing devices for ships

3 Classification

3.1 Classification of securing fittings

See Table 1 for classification of securing fittings.

Table 1 Classification of securing fittings
Category Name Code Type Category Name Code Type
Fixed parts Foundation AA-1A 45° single dovetail type Movable parts Lock CA-1A 45° dovetail twist type
AA-1B 45° single dovetail type CA-1B 55° dovetail twist type
AA-2A 45° double transverse dovetail type CB-1 Split twist type
AA-2B 55° double transverse dovetail type CC-1 Integral twist type
AA-3A 45° double longitudinal dovetail type CD-1 Semi-automatic twist type
AA-3B 55° double longitudinal dovetail type CE-1 Automatic type
AB-1 Single embedded plate socket type CF-1 Bottom split twist type
AB-2 Double transverse embedded plate socket type CG-1 Bottom semi-automatic twist type
AB-3 Double longitudinal embedded plate socket type CH-1 Central automatic type
AB-4 Quadruple embedded plate socket type Bridge fitting DA-1 Common type
AC-1 Single embedded bowl socket type DB-1 Baffle type
AC-2 Double transverse embedded bowl socket type DC-1 Pedestal type
AC-3 Double longitudinal embedded bowl socket type Stacking cone EA-1 Inter-bridge single type
AC-4 Quadruple embedded bowl socket type EA-2 Inter-bridge double transverse type
AD-1 Single raised socket type EA-3 Inter-bridge double longitudinal type
AD-2 Double raised socket transverse type EB-1 Bottom single type
AD-3 Double longitudinal raised socket type EB-2 Bottom double transverse type
AE-1 Single convex square hole type EB-3 Bottom double longitudinal type
AE-2 Double transverse convex square hole type EC-1 Hanger type
EC-2 Double hanger type
AE-3 Double longitudinal convex square hole type ED-1 Flangeless hanger type
Leveling stacking cone FA-1 Single cone type
Bottom stacking cone BA-1 Bottom single type FB-1 Double cone type
FC-1 Double hole type

3.2 Main parameters of securing fitting

See Table 2 for the main parameters of securing fitting.

Foreword i
1 Scope
2 Normative references
3 Classification
4 Requirements
5 Test methods
6 Inspection rules
7 Marking
8 Packaging, storage and transport