GB/T 9125.1-2020 Active National standards

GB/T 9125.1-2020 Fasteners for steel pipe flange joints—Part 1:PN designated

GB/T 9125.1-2020 Fasteners for steel pipe flange joints—Part 1:PN designated

Publish Date: 2020-09-29 Implement Date: 2021-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 9125.1-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Piping accessories

ICS Name: Flanges, pipe joints, and connectors

Publish Date: 2020-09-29

Implement Date: 2021-04-01

Pages: 88 pages

Scope

This part of GB/T 9125 specifies the structural types, dimensions and tolerances, materials, manufacturing and heat treatment, inspection and acceptance, product quality certificates, marking and labeling, and protection and packaging requirements of fasteners used for PN series steel pipe flange connections.
This part is applicable to fasteners used for steel pipe flange connections specified in GB/T 9124.1 (including hexagonal head bolts, equal-length double-headed studs, fully threaded studs, and nuts).

Development Information

Word Count: 166 Thousand words Pages: 88 pages

Same series standard

GB/T 9125.2-2020 Fasteners for steel pipe flange joints—Part 2:Class designated

Replace the following standards

GB/T 9125-2010 Fasteners for pipe flange joints

Referenced Standards

GB/T 901 GB/T 2-2001 Fasteners—Ends of parts with external thread GB/T 2-2016 Fasteners—Ends of parts with external thread GB/T 90.1-2002 Fasteners—Acceptance inspection GB/T 90.1-2023 Fasteners—Acceptance inspection GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances 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 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 1221-1992 Heat-resisting steel bars GB/T 1221-2007 Heat-resistant steel bars GB/T 3077-1999 Alloy structure steels GB/T 3077-2015 Alloy structure steels GB/T 3098.1-2000 Mechanical properties of fasteners—Bolts, screws and studs GB/T 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 3098.2-2000 Mechanical properties of fasteners—Nuts—Coarse thread GB/T 3098.2-2015 Mechanical properties of fasteners—Nuts GB/T 3098.6-2000 Mechanical properties of fasteners—Bolts, screws and studs made of stainless-steel GB/T 3098.6-2014 Mechanical properties of fasteners—Stainless steel Bolts,screws and studs GB/T 3098.6-2023 Mechanical properties of fasteners—Stainless steel bolts,screws and studs GB/T 3098.15-2000 Mechanical properties of fasteners—Nuts made of stainless-steel GB/T 3098.15-2014 Mechanical properties of fasteners—Stainless steel nuts GB/T 3098.15-2023 Mechanical properties of fasteners—Stainless steel nuts GB/T 3103.1-2002 Tolerances for fasteners—Bolts, screws, studs and nuts GB/T 5276-2015 Fasteners—Bolts,screws,studs and nuts—Symbols and descriptions of dimensions GB/T 5779.1-2000 Fasteners—Surface discontinuities—Bolts,screws and studs for general requirements GB/T 5779.2-2000 Fasteners—Surface discontinuities—Nuts GB/T 5782-2000 Hexagon head bolts GB/T 5782-2016 Hexagon head bolts GB/T 5785-2000 Hexagon head bolts with fine pitch thread GB/T 5785-2016 Hexagon head bolts—Fine pitch thread GB/T 196-2025 General purpose metric screw threads—Basic dimensions GB/T 3098.2-2025 Mechanical properties of fasteners—Part 2:Nuts GB/T 5782-2025 Fasteners—Hexagon head bolts GB/T 5785-2025 Fasteners—Hexagon head bolts—Fine pitch thread

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