GB/T 34205-2017 Active National standards

GB/T 34205-2017 Metallic materials—Hardness testing—Ultrasonic contact impedance method

GB/T 34205-2017 Metallic materials—Hardness testing—Ultrasonic contact impedance method

Publish Date: 2017-09-07 Implement Date: 2018-06-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 34205-2017

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: 2017-09-07

Implement Date: 2018-06-01

Pages: 17 pages

Scope

This standard specifies the terms and definitions, principles, symbols and explanations, testing equipment, samples, testing procedures, and uncertainty of results for hardness testing of metal materials using the ultrasonic contact impedance method. This standard is applicable to hardness testing of metal materials using the ultrasonic contact impedance method, and it is also applicable to hardness testing of metal coatings, plating layers, and hardened layers using the ultrasonic contact impedance method.

Development Information

Word Count: 32 Thousand words Pages: 17 pages

Referenced Standards

GB/T 4340.3-2012 Metallic materials—Vickers hardness test—Part 3:Calibration of reference blocks GB/T 4340.1-1999 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2009 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.1-2024 Metallic materials—Vickers hardness test—Part 1:Test method GB/T 4340.2-1999 Metallic vickers hardness test—Part 2:Verification of hardness testers GB/T 4340.2-2012 Metallic materials—Vickers hardness test—Part 2:Verification and calibration of testing machines GB/T 10623-1989 Metallic materials—Terms of mechanical test GB/T 10623-2008 Metallic material—Mechanical testing—Vocabulary JJF 1436-2013 Calibration Specification of Ultrasonic Hardness Testers JB/T 9377-2010 Ultrasonic hardness meter technical specification GB/T 4340.2-2025 Metallic materials—Vickers hardness test—Part 2:Verification and calibration of testing machines

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