GB/T 38719-2020 Active National standards

GB/T 38719-2020 Metallic materials—Tube—Determination of biaxial stress-strain curve of tube by hydro-bulging test

Publish Date: 2020-03-31 Implement Date: 2020-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 38719-2020

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: \n Test methods for the mechanical properties of metals

ICS Name: Mechanical testing of metal materials

Publish Date: 2020-03-31

Implement Date: 2020-10-01

Pages: 16 pages

Scope

This standard specifies the terms and definitions, symbols and explanations, test principles, equipment, samples, test procedures, calculation of biaxial stress-strain curves, and test reports for the hydraulic bulging test of metal pipes with biaxial stress-strain curves.
This standard is applicable to circular-section thin-walled metal pipes (including seamless pipes and welded pipes) with a wall thickness of not less than 0.5 mm and a diameter-to-thickness ratio (outer diameter to wall thickness) greater than 20.