GB/T 4622.2-2022 Active National standards

GB/T 4622.2-2022 Spiral wound gaskets for pipe flanges—Part 2:Class designated

GB/T 4622.2-2022 Spiral wound gaskets for pipe flanges—Part 2:Class designated

Publish Date: 2022-10-12 Implement Date: 2022-10-12 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 4622.2-2022

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Piping accessories

ICS Name: Flanges, pipe joints, and connectors

Publish Date: 2022-10-12

Implement Date: 2022-10-12

Publisher: 国家市场监督管理总局、国家标准化管理委员会

Technical Committee: 全国管路附件标准化技术委员会(SAC/TC 237)

Pages: 28 pages

Scope

本文件规定了Class标识的管法兰用缠绕式垫片（以下简称为“垫片”）的型式与代号，尺寸，技术要求，检验方法，检验规则，标记、标志、订货信息、包装和贮运。
本文件适用于GB/T 9124.2规定的公称压力为Class 150～Class 1500、公称尺寸为DN 15～DN 600(NPS1/2～NPS 24)的管法兰用缠绕式垫片。

Development Information

Drafting Units:

浙江国泰萧星密封材料股份有限公司、中机生产力促进中心、宁波天生密封件有限公司、慈溪市恒立密封材料有限公司、宁波信远工业集团有限公司、无锡市锡西化机配件有限公司、广州市东山南方密封件有限公司、华东理工大学、江苏省特种设备安全监督检验研究院

Drafting Persons:

吴益民、邱宽横、冯峰、徐绍焕、章佳红、林剑红、吴凯珺、惠福明、章兰珠、李科

Word Count: 40 Thousand words Pages: 28 pages

Same series standard

GB/T 4622.1-2022 Spiral wound gaskets for pipe flanges—Part 1:PN designated

Replace the following standards

GB/T 4622.1-2009 Classification for spiral wound gaskets GB/T 4622.2-2008 Dimensions for spiral wound gaskets for pipe flanges GB/T 4622.3-2007 Specification of spiral wound gaskets

Referenced Standards

GB/T 12385-2008 Standard test method for sealability of gaskets for pipe flanges GB/T 12622-2008 Standard test method for compressibility and recovery of gaskets for pipe flanges GB/T 2054-2005 Nickel and nickel alloy sheets GB/T 2054-2013 Nickel and nickel alloy plate and sheet GB/T 2054-2023 Nickel and nickel alloy plate and sheet GB/T 3003-2006 Refractory—Ceramic fibre and the products GB/T 3003-2017 Refractory fibres and the products GB/T 3274-1988 Carbon structural and low alloy steel rolled plates and strips GB/T 3274-2007 Hot-rolled plates and strips of carbon structural steels and high strength low alloy structural steels GB/T 3274-2017 Hot-rolled plates,sheets and strips of carbon structural steels and high strength low alloy structural steels GB/T 3280-1992 Cold rolled stainless steel sheets and plates GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip GB/T 3280-2015 Cold rolled stainless steel plate, sheet and strip GB/T 5019.4-2009 Specification for insulating materials based on mica—Patr 4:Mica paper GB/T 27793-2011 Beater addition non-asbestos gasket materials JB/T 7758.2-2005 JBT 7758.2-2005 Flexible Graphite Sheet - Technical Specification JB/T 6618-1993 Technical Specification for PTFE Splicing Tape for Metal Winding Gasket (JB/T 6618-1993) JB/T 7758.2-1995 Flexible graphite sheet technical specifications GB/T 27793-2024 Beater addition non-asbestos sealing materials GB/T 5019.4-2025 Insulating materials based on mica—Part 4:Mica paper

Related Standards

GB/T 5625.1-1985 Replaced

GB/T 5625.1-1985 Flared type tube fittings—Straight thread connector—Assembly

Publish Date: 1985-11-25

GB/T 5625.2-1985 Replaced

GB/T 5625.2-1985 Flared type tube fittings—Straight thread connector—Body

Publish Date: 1985-11-25

GB/T 5626.1-1985 Replaced

GB/T 5626.1-1985 Flared type tube fittings—Male connector—Assembly

Publish Date: 1985-11-25

GB/T 5626.2-1985 Replaced

GB/T 5626.2-1985 Flared type tube fittings—Male connector—Body

Publish Date: 1985-11-25

GB/T 5627.1-1985 Replaced

GB/T 5627.1-1985 Flared typed tube fittings—Straight thread long connector—Assembly

Publish Date: 1985-11-25

GB/T 5627.2-1985 Replaced

GB/T 5627.2-1985 Flared type tube fittings—Straight thread long connector—Body

Publish Date: 1985-11-25