This Section describes a method having as its main purpose the determination of whether a rib attachment is strong enough for welt sewing (an operation which applies similar forces to those in the test). The test is applicable to all types of ribbed insole, or to strips of insole material with ribs affixed along the edges.
NOTE. Section 4.6 is based on SATRA Method AM 5.
note: *Shoe and Allied Trades Research Association
BS 5131-4.6:1975 history
1975BS 5131-4.6:1975 Methods of test for footwear and footwear materials - Other components - Shear strength of ribs stuck to insoles