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Refractory materials — Determination of bulk density of granular materials (grain density)

60.60 Standard published

ISO/TC 33

Dense, shaped refractory products — Determination of permeability to gases

90.93 Standard confirmed

ISO/TC 33

Dense shaped refractory products — Determination of resistance to sulfuric acid

90.93 Standard confirmed

ISO/TC 33

Refractory materials — Determination of thermal conductivity — Part 1: Hot-wire methods (cross-array and resistance thermometer)

90.93 Standard confirmed

ISO/TC 33

Refractory materials — Determination of thermal conductivity — Part 2: Hot-wire method (parallel)

90.93 Standard confirmed

ISO/TC 33

Shaped insulating refractory products — Determination of cold crushing strength

90.93 Standard confirmed

ISO/TC 33

Refractory bricks for use in rotary kilns — Hot-face identification marking

90.93 Standard confirmed

ISO/TC 33

Chemical analysis of refractory material glass and glazes — Determination of Fe2+ and Fe3+ by the spectral photometric method with 1,10-phenanthroline

30.60 Close of voting/ comment period

ISO/TC 33

Phase quantitative analysis of residual quartz in silica bricks — X-ray diffraction method

30.60 Close of voting/ comment period

ISO/TC 33

Dense shaped refractory products — Determination of cold compressive strength — Part 1: Referee test without packing

40.00 DIS registered

ISO/TC 33

Refractory test-piece preparation — Gunning refractory panels by the pneumatic-nozzle mixing type guns

40.60 Close of voting

ISO/TC 33

Dense and insulating shaped refractory products — Determination of modulus of rupture at ambient temperature

40.00 DIS registered

ISO/TC 33

Guidance on standards available for preparation and testing of monolithic, unshaped refractory products

60.60 Standard published

ISO/TC 33