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GB/T 585-2026Marine cast steel flanged stop check valves (English PDF)

船用法兰铸钢截止止回阀

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

September 28, 2026

Implementation date

January 1, 2027

Scope

GB/T 585-2026 is the English-translated version of 船用法兰铸钢截止止回阀.

GB/T 585-2026 is the Chinese standard "Marine cast steel flanged stop check valves". Issued on 2026-09-28, in force from 2027-01-01.

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Document preview — GB/T 585-2026

1 Scope
2 Normative references
3 Terms and definitions
4 Classification and marking
4.1 Types
4.2 Basic parameters
4.3 Structure and basic dimensions
5 Requirements
5.1 Materials
6 Test methods
6.1 Strength
6.2 Tightness
6.3 Dimensions and dimensional tolerances
6.4 Geometrical tolerances
6.5 Assembly
6.6 Appearance
6.7 Weight
6.8 Marking
7 Inspection rules
7.1 Classification of inspection

1 Foreword

GB/T 585-2026 was issued by State Administration for Market Regulation; Standardization Administration of the PRC on 28 September 2026.

It replaces the earlier edition GB/T 585-2008.

This is a draft translation for reference among interesting stakeholders. The finalized translation (passing through draft translation, self-check, revision and verification) will be delivered upon being ordered.

2 Scope

This document specifies the classification and marking, requirements, test methods, inspection rules, and packaging and storage of marine cast steel globe stop-check valves (hereinafter referred to as "stop-check valves"). This document is applicable to the design, manufacture and acceptance of stop-check valves used in marine piping systems.

3 About this standard

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

English translation: about 15 pages (approximate)

4 Related standards

Other editions:

GB/T 585-2008 (earlier edition)

5 Classification and status

Prefix GB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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