{"id":260061,"date":"2024-10-19T17:13:24","date_gmt":"2024-10-19T17:13:24","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-8726-22002\/"},"modified":"2024-10-25T12:54:59","modified_gmt":"2024-10-25T12:54:59","slug":"bs-8726-22002","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-8726-22002\/","title":{"rendered":"BS 8726-2:2002"},"content":{"rendered":"

This British Standard provides guidance on the design of parallel sided helical torsion springs manufactured from rectangular and square section wire and bar.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nBRITISH STANDARD <\/td>\n<\/tr>\n
2<\/td>\nCommittees responsible for this British\ufffdStandard <\/td>\n<\/tr>\n
3<\/td>\nContents <\/td>\n<\/tr>\n
5<\/td>\n1 Scope
1.1 Limitation on material section dimensions
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols <\/td>\n<\/tr>\n
6<\/td>\n4 General
5 Methods of calculation
5.1 Stress correction factor <\/td>\n<\/tr>\n
7<\/td>\n5.2 Stress
5.3 Torsional rate
5.4 Torsion spring legs <\/td>\n<\/tr>\n
8<\/td>\nFigure 1 Forms of legs <\/td>\n<\/tr>\n
9<\/td>\nFigure 2 Conventions for describing relative leg orientation
5.5 Body length <\/td>\n<\/tr>\n
10<\/td>\n6 Tolerances
6.1 General
6.2 Dimensional tolerances in the free state when torque testing is not specified <\/td>\n<\/tr>\n
11<\/td>\nTable 1 Calculated free relative leg orientation tolerance (\u00b1 degrees)
6.3 Dimensional tolerances in the free state when torque testing is to be performed
6.4 Property tolerances <\/td>\n<\/tr>\n
12<\/td>\n7 Specifying springs for general purposes
7.1 General
7.2 Method one (customer design) <\/td>\n<\/tr>\n
13<\/td>\nFigure 3 Data sheet 1 <\/td>\n<\/tr>\n
14<\/td>\nFigure 4 Direction of coiling <\/td>\n<\/tr>\n
16<\/td>\nFigure 5 Example torque testing layout <\/td>\n<\/tr>\n
17<\/td>\n7.3 Method two (application for spring design) using Data Sheet 2 <\/td>\n<\/tr>\n
18<\/td>\nFigure 6 Data sheet 2 <\/td>\n<\/tr>\n
19<\/td>\n8 Methods of testing
8.1 General
8.2 Dimensional tests <\/td>\n<\/tr>\n
20<\/td>\n8.3 Property tests <\/td>\n<\/tr>\n
21<\/td>\n8.4 Performance verification <\/td>\n<\/tr>\n
22<\/td>\nAnnex A (informative) Modulus of elasticity of some materials
Table A.1 Modulus of elasticity values
Annex B (informative) Typical tolerances on rectangular section material
(informative) Typical tolerances on rectangular section material
Untitled
Typical tolerances on rectangular section material <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Cylindrical helical springs made from rectangular and square section wire and bar. Guide to calculation and design – Torsion springs<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2002<\/td>\n24<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":260065,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-260061","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/260061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/260065"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=260061"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=260061"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=260061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}