YB/T 5308-2006 Reduced iron powders for powder metallurgy

YB/T 5308-2011 Powder metallurgy iron powder for use in reduction casting

GB/T 11106-1989 Metallic powder—Determination of green strength by compression of cylinder compacts GB/T 11106-2022 Metallic powder—Determination of green strengthby compression of cylinder compacts GB/T 1479-1984 Metallic powders—Determination of apparent density—Part 1:Funnel method GB/T 1479.1-2011 Metallic powders—Determination of apparent density—Part 1:Funnal method GB/T 1479.2-2011 Metallic powders—Determination of apparent density—Part 2:Scott volumeter method GB/T 1479.3-2017 Metallic powders—Determination of apparent density—Part 3:Oscillating funnel method GB/T 1480-1995 Determination of particle size for metallic powders—Dry sieving GB/T 1480-2012 Metallic powders—Determination of particle size by dry sieving GB/T 1481-1998 Metallic powders(excluding powders for hardmetals)—Determination of compressibility in uniaxial compression GB/T 1481-2012 Metallic powders(excluding powders for hardmetals)—Determination of compressibility in uniaxial compression GB/T 1481-2022 Metallic powders,excluding powders for hardmetals—Determination of compressibility in uniaxial compression GB/T 1482-1984 Metallic powders—Determination of flowability by means of a calibrated funnel (Hall flowmeter) GB/T 1482-2010 Metallic powders—Determination of flow time by means of a calibrated funnel (Hall flowmeter) GB/T 1482-2022 Metallic powders—Determination of flow rate—Calibrated funnel methods(Hall flowmeter) GB/T 5158-1999 Metallic powders—Determination of loss of mass on hydrogen reduction (hydrogen loss) GB/T 5158.1-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 1:General guidelines GB/T 5158.2-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 2:Loss of mass on hydrogen reduction(hydrogen loss) GB/T 5158.3-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 3:Hydrogen-reducible oxygen GB/T 5158.4-2001 Metallic powders—Determination of total oxygen content by reduction-extraction GB/T 5158.4-2011 Metallic powders—Determination of oxygen content by reduction methods—Part 4:Total oxygen by reduction-extraction GB/T 5314-1985 Powders for powder metallurgical purposes—Sampling GB/T 5314-2011 Powders for powder metallurgical purposes—Sampling GB/T 223.34-2000 Methods for chemical analysis of iron,steel and alloy—The determination of hydrochloric acid-insoluble content of iron powders GB/T 223.5-1997 Methods for chemical analysis of iron,steel and alloy—The reduced molybdosilicate spectro photometric method for the determination of acid-soluble silicon content GB/T 223.5-2008 Steel and iron—Determination of acid-soluble silicon and total silicon content—Reduced molybdosilicate spectrophotometric method GB/T 223.59-2008 Iron,steel and alloy—Determination of phosphorus content—Bismuth phosphomolybdate blue spectrophotometric method and antimony phosphomolybdate blue spectrophotometric method GB/T 223.63-1988 Methods for chemical analysis of iron,steel and alloy—The sodium(potassium)periodate photometric method for the determination of manganese content GB/T 223.63-2022 Iron,steel and alloy—Determination of manganese content—Sodium(potassium) periodate spectrophotometric method GB/T 223.68-1997 Methods for chemical analysis of iron,steel and alloy The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content GB/T 223.69-1997 Methods for chemical analysis of iron,steel and alloy The gas- volumetric method after combustion in the pipe furnace for the determination of carbon content GB/T 223.69-2008 Iron,steel and alloy—Determination of carbon contents—Gas-volumetric method after combustion in the pipe furnace GB/T 223.7-2002 Iron powder—Determination of iron content—Potassium dichromate titration method GB/T 1480-2025 Metallic powders—Determination of particle size by dry sieving