GB/T 8740-2005 Casting bearing alloy ingots

GB/T 8740-1988 Bearing alloy ingots for casting

GB/T 8740-2013 Casting bearing alloy ingots

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 231.1-2002 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2009 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2018 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 1250-1989 Rules for expression and judgement of limiting values GB/T 7314-2005 Metallic materials—Compression testing at ambient temperature GB/T 7314-2017 Metallic materials—Compression test method at room temperature 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 YS/T 475.1-2005 The Chemical Analysis Method for Casting Bearing Alloys - Determination of Tin Content - Potassium Iodate Titration Method YS/T 475.2-2005 Casting bearing alloy chemical analysis method - determination of lead content by EDTA titration YS/T 475.3-2005 Bearing alloys for casting chemical analysis method: Determination of antimony content by Ce(IV) sulfate titration method YS/T 475.7-2005 The chemical analysis method for casting bearing alloys: determination of the amounts of lead, copper, iron, bismuth, zinc, and cadmium by atomic absorption spectroscopy. (English translation) YS/T 475.5-2005 Methods for chemical analysis of cast bearing metals-Determination of arsenic content-Molybdoantimonyarsenate blue spectrophotometric method YS/T 475.6-2005 Metnods for chemical analysis of cast bearing metals-Determination of aluminium content-Chromazuzol S spectrophotometric method YS/T 475.3-2025 Forging Bearing Alloy Chemical Analysis Method - Part 3: Determination of Antimony Content - Potassium Bromate Auto-potential titration method and Cerium(IV) Sulfate Titration method