Rectangular all-cast moulding boxes of aluminium and magnesium alloys having inside dimensions: length 300; 350 mm, width 250; 300 mm, height from 75 to 150 mm. Construction
Helium-4 liquid and gaseous. Density, enthalpy, entropy, isochoric and isobaric heat capacities at temperatures from 2.5 K to 500 K and pressures up to 100 Mpa