GB/T 24185-2009 Test method for measurement of hydrogen embrittlement threshold in steel by the incremental step loading method

GB/T 228-2002 Metallic materials—Tensile testing at ambient temperature GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.2-2015 Metallic materials—Tensile testing—Part 2:Method of test at elevated temperature GB/T 228.3-2019 Metallic materials—Tensile testing—Part 3:Method of test at low temperature GB/T 228.4-2019 Metallic materials—Tensile testing—Part 4:Method of test in liquid helium GB/T 4161-1984 Standard test method for plane-strain fracture toughness of metallic materials GB/T 4161-2007 Metallic materials—Determination of plane-strain fracture toughness GB/T 15970.7-2000 Corrosion of metals and alloys—Stress corrosion testing—Part 7:Slow strain rate testing GB/T 15970.7-2017 Corrosion of metals and alloys—Stress corrosion testing—Part 7:Slow strain rate testing GB/T 16825.1-2002 Verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Verification and calibration of the force-measuring system GB/T 16825.1-2008 Verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Verification and calibration of the force-measuring system GB/T 16825.1-2022 Metallic materials—Calibration and verification of static uniaxial testing machines—Part 1:Tension/compression testing machines—Calibration and verification of the force-measuring system