GB/T 22755-2008
Brass fittings with press compression sleeves for pipe system (English Version)

Standard No.

GB/T 22755-2008

Language

Chinese, Available in English version

Release Date

2008

Published By

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China

Latest

GB/T 22755-2008

Scope

This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules, signs, packaging, transportation and storage of press-type copper pipe connectors for water supply pipes (including drinking water). This standard applies to compression-type copper pipe connectors for cross-linked polyethylene (PE-X, PE-RT) pipes with a nominal pressure not greater than 1.0 MPa and a medium temperature not greater than 90°C.

GB/T 22755-2008 Referenced Document

• GB/T 10922-2006 Gauges for pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
• GB/T 15820-1995 Test of resistance to pull out of joints between polyethylene (PE) pressure pipes and fittings
• GB/T 17219 Standard for safety evaluation of equipment and protective materials in drinking water system
• GB/T 18992.2-2003 Crosslinked polyethylene(PE-X) piping systems for hot and cold water installations-Part 2: Pipes
• GB/T 19278-2003 General terms and their definitions of thermoplastic pipes,fittings and valves
• GB/T 19993-2005 Thermoplastics piping systems for hot and cold water supply.Test method for the resistance of pipes and fittings mounted assemblies to thermal cycling
• GB/T 20078-2006 Copper and copper alloys - Forgings
• GB/T 2546.2-2003 Plastics-Polypropylene (pp) moulding and extrusion materials-Part2:Preparation of test specimens and determination of properties
• GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
• GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip
• GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products
• GB/T 6111-2003 Thermoplastics pipes for the conveyance of fluids-Resistance to internal pressure--Test method
• GB/T 7306.1-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads Part 1:Parallel internal and taper external threads
• GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads Part 2:Taper internal and external threads
• GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads
• HG/T 2902-1997 Polytetrafluoroethylene molding powder
• ISO ISO IEC 27001-2013 cor2-2015 technical errata*， 2024-04-19 Update

GB/T 22755-2008 history

• 2008 GB/T 22755-2008 Brass fittings with press compression sleeves for pipe system