Specification for cobalt-chromium-tungsten-nickel-manganese heat-resisting alloy billets, bars and forgings (cobalt base Cr 20, W 15, Ni 10, Mn 1.5) Ingestion-build-71203 B and F test fire

B and F test fire rating of the extinguisher by the test methods provided in BS 6165

Recyclability and recoverability

BS EN 54-23 is the 23rd part of the multi-series that specifies the requirements

Pipe heating systems driven by AC main power

Both of them have been used in industry for a long time

Specification for cobalt-chromium-tungsten-nickel-manganese heat-resisting alloy billets, bars and forgings (cobalt base Cr 20, W 15, Ni 10, Mn 1.5) Ingestion-build-71203 B and F test fire1 Scope This British Standard specifies requirements for cobalt chromium tungsten nickel manganese heat resisting alloy supplied in the following forms. a) Bars and extruded sections for machining: annealed, designation HR 40A. b) Billets and bars for forging: hot or cold worked and subsequently machined or ground, designation HR 40B. c) Forgings: annealed, designation HR 40C.