GB/T 39519-2020 Hydranlic cylindrically helical compression spring with high working stress—Technical specifications

GB/T 23935-2009 Design of cylindrical helical springs GB/T 1805-2001 Nomenclature of springs GB/T 1805-2021 Spring—Vocabulary GB/T 4357-1989 Carbon spring steel wires GB/T 4357-2009 Cold-drawn non-alloy steel wire for springs GB/T 4357-2022 Cold-drawn unalloyed steel wire for springs GB/T 10610-1998 Geometrical product Specifications(GPS)—Surface texture:Profile method—Rules and procedures for the assessment of surface texture GB/T 10610-2009 Geometrical Product Specifications(GPS)—Surface texture:Profile method—Rules and procedures for the assessment of surface texture GB/T 16947-1997 Helical springs fatigue testing standard GB/T 16947-2009 Helical spring fatigue testing standard GB/T 18983-2003 Oil-hardened and tempered steel wire for mechanical springs GB/T 18983-2017 Wire for quenched and tempered springs GB/T 24588-2009 Stainless steel wires for spring GB/T 24588-2019 Stainless steel spring wires JB/T 7858-2006 Hydraulic component cleanliness evaluation method and hydraulic component cleanliness index JB/T 7944-2013 Sample inspection of cylindrical spring in accordance with JB/T 7944-2013 JB/T 10802-2007 Technical Specifications for Spring Shot Peening Strengthening JB/T 7944-2000 Sample inspection of cylindrical spring according to JB/T 7944-2000 YB/T 5311-2010 Important purpose carbon spring steel wire JB/T 7858-1995 Hydraulic components cleanliness evaluation method and hydraulic components cleanliness index YB/T 5311-2006 Carbon spring steel wire for significant use JB/T 10802-2025 Technical Specifications for Spring Shot Peening Strengthening