GB/T 33517-2017 Electro-hydraulic drum brake—Technical specifications

GB 755-2000 Rotating electrical machines—Rating and performance GB/T 755-2008 Rotating electrical machines—Rating and performance GB/T 755-2019 Rotating electrical machines—Rating and performance GB/T 755.2-2003 Methods for determining losses and efficiency of rotating electrical machinery from tests(excluding machines for traction vehicles) GB/T 1239.2-2009 Cold coiled helical springs technical specifications—Part 2:Compressions spring GB/T 1348-1988 Spheroidal graphite iron castings GB/T 1348-2009 Spheroidal graphite iron castings GB/T 1348-2019 Spheroidal graphite iron castings GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates—Rating of test specimens and manufactured articles subjected to corrosion tests GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 9286-1998 Paints and varnishes—Cross cut test for films GB/T 9286-2021 Paints and varnishes—Cross-cut test GB/T 9439-1988 Grey iron castings GB/T 9439-2010 Grey iron castings GB/T 9439-2023 Grey iron castings GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 11834-2000 Asbestos friction linings for industrial machines GB/T 11834-2011 Friction linings for industrial and agricultural machines GB/T 11834-2023 Friction linings for industrial and agricultural machines GB/T 13452.2-1992 Paints and varnishes—Determination of film thickness GB/T 13452.2-2008 Paints and varnishes—Determination of film thickness GB/T 15957-1995 Corrosivity classification of atmospheric environment GB/T 23934-2009 Hot coiled helical compression springs—Technical specifications GB/T 23934-2015 Hot formed helical compression springs—Technical Requirement GB/T 23935-2009 Design of cylindrical helical springs GB/T 26665-2011 Brake vocabulary JB/T 5939-2018 Construction Machinery Cast Steel Components General Technical Specification JB/T 7021-2006 JB/T 7021-2006 Brake drum brake connecting dimensions JB/T 10603-2006 Electric hydraulic actuator JB/T 7021.1-1993 Block Brake Connecting Dimensions JB/T 7021.2-1993 Shoes of double-shoe brakes JB/T 7021.3-1993 Block brake brake lining JB/T 5939-1991 Engineering machinery cast steel parts general technical specification GB/T 755-2025 Rotating electrical machines—Rating and performance