JB/T 12387-2015
High temperature and high pressure ball valve for power station (English Version)

Standard No.

JB/T 12387-2015

Language

Chinese, Available in English version

Release Date

2015

Published By

Professional Standard - Machinery

Latest

JB/T 12387-2015

Scope

This standard specifies the structural type and model, technical requirements, materials, test methods, inspection rules, marking, protection, packaging, transportation and storage, and ordering requirements for high-temperature and high-pressure ball valves used in power stations. This standard is applicable to high-temperature and high-pressure ball valves (hereinafter referred to as ball valves) for thermal power stations with nominal sizes DN15~DN100 (NPS1/2~NPS4), nominal pressure not greater than PN760 (Class4500), medium applicable temperature not greater than 620°C, and the medium being water and steam. ).

JB/T 12387-2015 Referenced Document

• ASME B16.10 Face-to-Face and End-to End Dimensions of Valves*， 2022-06-20 Update
• GB 26640 Specification for minimal thickness of the shell of valves
• GB/T 10561 Standard grading chart microscopic examination method for determination of non-metallic inclusion content in steel*， 2023-05-23 Update
• GB/T 1220 Stainless steel bars
• GB/T 12220 Industrial valves.Marking
• GB/T 12221 Metal valves-Face to face,end to end,center to face and center to end dimensions
• GB/T 12223 Connections for part-turn valve actuators*， 2023-05-23 Update
• GB/T 12224 General requirements for industrial steel valves*， 2015-12-10 Update
• GB/T 14383 Forged fittings, socket-welding and threaded*， 2021-03-09 Update
• GB/T 191 Packaging.Pictorial marking for handling of goods
• GB/T 231.1 Metallic materials—Brinell hardness test—Part 1: Test method*， 2018-05-14 Update
• GB/T 26480 Valve inspection and testing
• GB/T 3077 Alloy structure steels*， 2015-12-10 Update
• GB/T 4338 Metallic materials.Tensile testing at elevated temperature
• GB/T 6394 Determination of estimating the average grain size of metal*， 2017-02-28 Update
• GB/T 9125 Fasteners for pipe flange joints
• JB/T 12000 Specification of the forged steel parts for the pressure valves in supercritical and ultra-supercritical steam power plants
• JB/T 308 Valves model designation method
• JB/T 6439-2008 Methods of magnetic examination for valves
• JB/T 6617 Specification of flexible graphite ring*， 2016-01-15 Update
• JB/T 6902-2008 Methods for liquid penetrant examination of valves
• JB/T 6903-2008 Methods for ultrasonic examination of steel forgings for valves
• JB/T 7928 Industrial valves.Delivery specification

JB/T 12387-2015 history

• 2015 JB/T 12387-2015 High temperature and high pressure ball valve for power station