Specification for nickel-iron-chromium-molybdenum-titanium heat-resisting alloy billets, bars, forgings and parts (Ni/Co 42.5, Cr 12.5, Mo 5.8, Ti 3.0, Fe remainder) Ingestion-build-111333 4 Sound waves at interfaces

4 Sound waves at interfaces

These tanks are of welded construction and made of rolled carbon steel sheets or plates

Humidifiers intended for medical purposes (see IEC 60601)

A new general requirement has been introduced concerning the difference in design and use for polyethylene based and polypropylene based polyolefin materials

Specification for nickel-iron-chromium-molybdenum-titanium heat-resisting alloy billets, bars, forgings and parts (Ni/Co 42.5, Cr 12.5, Mo 5.8, Ti 3.0, Fe remainder) Ingestion-build-111333 4 Sound waves at interfaces1 Scope This British Standard specifies requirements for nickel iron chromium molybdenum titanium heat resisting alloy supplied in the following forms, and as parts. a) Bars for machining: solution treated, designation HR 53A. b) Extruded section for subsequent forming: solution treated, designation HR 53B. c) Billets and bars for forging: hot or cold worked and subsequently machined or ground, designation HR 53C. d) Forgings: solution treated and