JIS B 2709-1:2009 PDF

Scope: This Japanese Industrial Standard specifies the requirements for basic calculation methods of cylindrical torsion springs for general use, which are made from metallic materials with circular cross-section (hereafter referred to as"springs").

JIS B 2709-1:2009 Referenced Document

JIS B 0103 Springs -- Vocabulary*， 2015-12-21 Update
JIS G 3521 Hard drawn steel wires*， 2018-02-20 Update
JIS G 3522 Piano wires*， 2014-02-20 Update
JIS G 3560 Oil tempered wire for mechanical springs
JIS G 3561 Oil tempered wire for valve springs
JIS G 4314 Stainless steel wires for springs*， 2013-02-20 Update
JIS G 4801 Spring steels*， 2021-02-22 Update
JIS H 3260
JIS H 3270 Copper beryllium alloy, phosphor bronze and nickel silver rods, bars and wires*， 2018-08-20 Update

2018 JIS B 2704-1:2018 Coil springs -- Part 1: Basic calculation methods
2009 JIS B 2709-1:2009 Helical torsion springs -- Part 1: Basic calculation methods
2000 JIS B 2709:2000 Helical torsion springs -- Requirements for design, performance test method
1995 JIS B 2709:1995 Helical torsion springs -- Requirements for design