GB/T 29462-2012 Active National standards

GB/T 29462-2012 Isolation valve for power station

GB/T 29462-2012 Isolation valve for power station

Publish Date: 2012-12-31 Implement Date: 2013-07-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 29462-2012

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: The boiler and its auxiliary equipment

ICS Name: Other valves

Publish Date: 2012-12-31

Implement Date: 2013-07-01

Pages: 12 pages

Scope

This standard specifies the terms and definitions of station shut-off valves, order requirements, structural types, technical requirements, test methods and inspection rules, marking, packaging, storage, transportation, delivery documents, and use and maintenance.
This standard applies to shut-off valves used in water pressure tests for main steam and reheater systems of power station boilers within the following parameter ranges.
a) Nominal pressure PN4.0 MPa to 63.0 MPa, with a maximum working temperature not exceeding 450 ℃;
b) Working pressure P4.0 MPa to 32.0 MPa, with a maximum working temperature not exceeding 620 ℃;
c) Nominal size DN 175 to DN 1 200.

Development Information

Word Count: 21 Thousand words Pages: 12 pages

Referenced Standards

JB/T 4730.1 JB/T 4730.2 ASME B16.34 ASME BPVC Section II Part D ASTM A182 DIN EN 10028 GB/T 228-2002 Metallic materials—Tensile testing at ambient temperature GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.2-2015 Metallic materials—Tensile testing—Part 2:Method of test at elevated temperature GB/T 228.3-2019 Metallic materials—Tensile testing—Part 3:Method of test at low temperature GB/T 228.4-2019 Metallic materials—Tensile testing—Part 4:Method of test in liquid helium GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 4336-2002 Standard test method for spark discharge atomic emission spectrometric analysis of carbon and low-Alloy steel(routine method) GB/T 4336-2016 Carbon and low-alloy steel—Determination of multi-element contents—Spark discharge atomic emission spectrometric method (routine method) GB/T 9443-1988 Methods of liquid penetrant testing and classification of indication for steel castings GB/T 9443-2007 Penetrant testing for steel castings GB/T 9443-2019 Steel and iron castings—Liquid penetrant inspection GB/T 9444-1988 The methods for magnetic particle testing and for specifying quality levels of steel castings GB/T 9444-2007 Magnetic particle testing for steel castings GB/T 9444-2019 Steel and iron castings—Magnetic particle inspection GB/T 12228-1989 General purpose industrial valves—Specification of carbon steel forgings GB/T 12228-2006 General purpose industrial valves—Specification of carbon steel forgings GB/T 12229-1989 General purpose industrial valves—Specification of carbon steel castings GB/T 12229-2005 General purpose industrial valves—Specification of carbon steel castings JB/T 1613-1993 Boiler pressure-bearing components welding technical specifications JB/T 6440-2008 The valve is subjected to radiographic inspection of the pressure die-cast steel component JB/T 9625-1999 Technical Specification for Pressure Cast Steel Parts on Boiler Pipeline Fittings JB/T 106-2024 JB/T 106-2024 - Valve labeling and painting JB/T 3595-1993 Power station valve technical specification JB/T 3595-2002 Power plant valve general requirements JB/T 4018-1999 Modeling method for power plant valves according to JB/T 4018-1999 JB/T 9626-1999 Boiler forgings technical specification JB/T 106-2004 Valves marking and paint JB/T 5263-2005 Specification for steel casting for power station valves JB/T 6440-1992 The valve is subjected to radiographic inspection of the pressure die-cast steel parts JB/T 6903-1993 Valve forged steel parts ultrasonic inspection method GB/T 12228-2025 General purpose industrial valves—Technical specification for carbon steel forgings GB/T 12229-2025 General purpose industrial valves—Technical specification for carbon steel castings

Adopt standards

ASME B16.34

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