GB/T 229-2020 Active National standards

GB/T 229-2020 Metallic materials—Charpy pendulum impact test method

GB/T 229-2020 Metallic materials—Charpy pendulum impact test method

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 229-2020

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: 2020-09-29

Implement Date: 2021-04-01

Pages: 27 pages

Scope

This standard specifies the Charpy impact test method for measuring the energy absorption of impact specimens (V-type, U-type notch, and notch-free specimens) in metal materials. This standard is applicable to Charpy impact tests under room temperature, high temperature, or low temperature conditions, but does not include instrumented impact test methods. For more information on this part, please refer to GB/T 19748.

Development Information

Word Count: 52 Thousand words Pages: 27 pages

Replace the following standards

GB/T 229-2007 Metallic materials—Charpy pendulum impact test method

Referenced Standards

GB/T 2975-1998 Steel and steel products—Location and preparation of test pieces for mechanical testing GB/T 2975-2018 Steel and steel products—Location and preparation of samples and test pieces for mechanical testing GB/T 3808-2002 Verification of pendulum-type impact testing machines(ISO 148-2:1998,Metallic materials—Charpy pendulum impact test—Part 2:Verification of test machines, MOD) GB/T 3808-2018 Verification of pendulum-type impact testing machines GB/T 8170-1987 Rules for rounding off of numberical values GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values JJG 145-2007 Pendulum Impact Testing Machines

Adopt standards

ISO 148-1:2016

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