phosphor bronze

Definitions

1. 1

   Any alloy of copper with 3.5 to 10% tin and up to 1% phosphorus, notable for toughness,…

   Any alloy of copper with 3.5 to 10% tin and up to 1% phosphorus, notable for toughness, strength, low coefficient of friction, and fine grain.

   • The connecting rods are one-piece forgings of alloy steel with a copper/lead steel-backed bearing at the large end and a phosphor-bronze bush at the small end.
   • The weight of the body and the traction and braking forces are taken by the conventional dished bogie centre pivot with phosphor-bronze liner; this type of centre pivot facilitates passage over marshalling yard humps.

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