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GB/T 45602-2025 English PDF

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GB/T 45602-2025: Ships and marine technology - Adjustable roller-type chain stoppers
Status: Valid
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GB/T 45602-2025English379 Add to Cart 4 days [Need to translate] Ships and marine technology - Adjustable roller-type chain stoppers Valid GB/T 45602-2025

Standard similar to GB/T 45602-2025

GB/T 45604   GB/T 45607   

Basic data

Standard ID GB/T 45602-2025 (GB/T45602-2025)
Description (Translated English) Ships and marine technology - Adjustable roller-type chain stoppers
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard U21
Classification of International Standard 47.020.50
Word Count Estimation 18,192
Date of Issue 2025-04-25
Date of Implementation 2025-08-01
Issuing agency(ies) State Administration for Market Regulation, China National Standardization Administration

GB/T 45602-2025: Ships and marine technology - Adjustable roller-type chain stoppers

---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 CCSU21 National Standard of the People's Republic of China Ships & Marine Technology Adjustable roller blade chain stopper (ISO 24045.2021, IDT) Released on 2025-04-25 2025-08-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. This document is equivalent to ISO 24045.2021 "Ships and marine technology - Adjustable roller blade chain stoppers". Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document is proposed and coordinated by the National Technical Committee for Ship Outfitting Standardization (SAC/TC129). This document was drafted by. Wuxi Blue Ocean Ship Outfitting Equipment Co., Ltd., Jiangnan Shipyard (Group) Co., Ltd., China State Shipbuilding Corporation Co., Ltd. 704 Institute, Hudong-Zhonghua Shipbuilding (Group) Co., Ltd., and China Shipbuilding and Offshore Engineering Design Research Institute. The main drafters of this document. Tang Hua, Tao Dongming, Tong Zhe, Li Yongfu, Wang Yun, Wu Xingwei, Geng Zhenzhen. Ships & Marine Technology Adjustable roller blade chain stopper

1 Scope

This document specifies the design, strength, safety, functional and operating requirements for adjustable roller blade chain stoppers. The structure, materials, acceptance and marking of roller knife chain stoppers. This document applies to the design, manufacture and acceptance of adjustable roller blade chain stoppers.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. ISO 7825 Shipbuilding-Deck machinery-General requirements For the purpose of this document, the terms and definitions defined in ISO 3828 and ISO 4568 and the following apply. 3.1 Adjustable roller blade chain stopper adjustableroler-type chain stopper A device fixed to the ship structure and separated from the anchor chain wheel, used to fix the anchor chain and withstand the tension of the anchor. Note. After the adjustable roller blade chain stopper is installed on the hull structure, the blade position can be adjusted according to the storage situation of the anchor, so as to achieve a better storage effect of the anchor. It guides the anchor chain and has the function of guiding the anchor chain when the anchor chain passes through the chain guide groove and the roller. 3.2 Right-hand adjustable roller blade chain stopper The adjustable roller blade chain stopper is operated from the right side to open and secure when looking from the hawser wheel to the chain stopper. 3.3 Left-hand adjustable roller blade chain stopper left-hand adjustable roller-type chain stopper The adjustable roller blade chain stopper is operated from the left side to open and secure when looking from the hawser wheel to the chain stopper. 4 Design, strength and safety requirements 4.1 According to the requirements of ISO 6325 for Class A chain stoppers, adjustable roller blade chain stoppers should be designed and manufactured to withstand the rated load. There is no permanent deformation and the rated load it can withstand is 80% of the breaking load of the anchor chain of corresponding diameter.

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