BS B 32:1991 download.Specification for Copper-beryllium alloy rods, sections and parts (solution treated (W) and precipitated).
1 Scope
BS B 32 specifies the chemical composition, mechanical properties and inspection and test requirements for a precipitation hardening copper-beryllium alloy supplied in the form of rods (bars) and sections. The material is supplied in the solution treated condition for precipitation treatment after conversion into parts.
2 References
BS B 32 makes reference to the following standards publications:
BS B 100, Procedure for inspection, testing and acceptance of wrought copper alloys’.
BS 2874, Specification for copper and copper alloys rods and sections (other than forging stock).
BS 5555, Specification for SI units and recommendations for the use of their multiples and of certain other units.
BS 5775, Specification for quantities, units and symbols — Part 0: General Principles.
BS EN 2500, Instructions for the drafting and use of metallic material standardsU.
3 Technical requirements
3.1 The technical requirements for material to this standard shall comply with those specified in Table 1.
3.2 Symbols and units in Table 1 shall be interpreted in accordance with BS 5555, BS 5775-0 or BS EN 2500.
3.3 For the purposes of this standard. a batch is defined as the material of the same nominal cross-sectional dimensions, from the same cast. manufactured by the same route and heat treated together.
3.4 Parts shall he supplied in the solution treated and precipitation treated condition.