GB/T 19326-2022 (English Version) PDF

Standard No.: GB/T 19326-2022
Language: Chinese, Available in English version
Release Date: 2022
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 19326-2022
Replace: GB/T 19326-2012

Scope: This document specifies the variety and code, pressure class, connection size, special branch socket, order content, shape, size and tolerance, material, design and manufacture, heat treatment, inspection and test, marking, surface protection and Packaging and product quality certificates and other requirements and provide installation guidelines. This document applies to branch sockets in piping systems made of forged steel materials. Note: The branch pipe seat in this document refers to the branch pipe seat with different diameters, that is, the branch pipe seat whose main pipe size is larger than the branch pipe size.

GB/T 19326-2022 Referenced Document

GB/T 12459 Steel buttwelding pipe fittings—Types and parameter
GB/T 14383 Forged fittings, socket-welding and threaded
GB/T 18253-2018 Steel and steel products—Types of inspection documents
GB/T 20801.3 Pressure pipng code—Industrial piping—Part 3:Design and calculation
GB/T 28708 Specification for size selection of seamless and welded steel pipe used in piping engineering
NB/T 47013.3 Nondestructive testing of pressure equipments.Part 3: Ultrasonic testing
NB/T 47013.4 Nondestructive testing of pressure equipments.Part 4: Magnetic particle testing
NB/T 47013.5 Nondestructive testing of pressure equipments.Part 5: Penetrant testing

2022 GB/T 19326-2022 Forged branch outlet fittings
2012 GB/T 19326-2012 Forged branch outlet fittings, socket-welding, threaded and buttwelding
2003 GB/T 19326-2003 Forged branch outlet fittings--Socket welding,threaded and butt-welding ends