D31 铁矿 标准查询与下载
共找到 840 条与 铁矿 相关的标准，共 56 页
GB/T 6730的本部分规定了火焰原子吸收光谱法测定铁矿石中钴含量。 本部分适用于铁矿石、铁精矿、烧结矿和球团矿产品中钴含量的测定。测定范围(质量分数)：0.000 7%~0.06%。
Iron ores.Determination of cobalt content.Flame atomic absorption spectrometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2018-05-14
- 实施
- 2019-02-01
本标准规定了球团矿在高炉自由还原过程中的自由膨胀指数的测定方法。 本标准适用于高炉用铁球团矿。
Iron ore pellets for blast furnace feedstocks.Determination of the free-swelling index
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2018-05-14
- 实施
- 2019-02-01
Iron ores—Determination of moisture content—Gravimetric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2018-05-14
- 实施
- 2019-02-01 00:00:00.0
Iron ores—Low-temperature disintegration test—Method using cold tumbling after static reduction
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01 00:00:00.0
Iron ores—Determination of hygroscopic moisture in analytical samples—Gravimetric, Karl Fischer and mass-loss methods
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01 00:00:00.0
Iron ores for blast furnace and direct reduction feedstocks－Determination of bulk density
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01 00:00:00.0
GB/T 6730的本部分规定了火焰原子吸收光谱法测定钙含量。 本部分适用于铁矿石、铁精矿、烧结矿和球团矿中钙含量的测定。测定范围(质量分数)：0.030%~1.50%。
Iron ores.Determination of calcium content.Flame atomic absorption spectrometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-09-01
GB/T 6730的本部分规定了火焰原子吸收光谱法测定钾含量。 本部分适用于铁矿石、铁精矿、烧结矿和球团矿中钾含量的测定。测定范围(质量分数)：0.002 5%~1.50%。
Iron ores.Determination of potassium content.Flame atomic absorption spectrometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01
GB/T 6730的本部分规定了火焰原子吸收光谱法测定铁矿石中钠含量。 本部分适用于铁矿石、铁精矿、烧结矿和球团矿中钠含量的测定。测定范围(质量分数)：0.002 5%~1.50%。
Iron ores.Determination of sodium content.Flame atomic absorption spectrometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01
Iron ores—Determination of potassium, sodium, vanadium, copper, zinc, lead, chromium, nickel, cobalt elements—Inductively coupled plasma optical emission spectrometry
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-10-14
- 实施
- 2018-07-01 00:00:00.0
Iron ores—Determination of reducibility
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of tin content—Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores－Determination of vanadium content－Flame atomic absorption spectrometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of fluorine content—Thorium nitrate titrimetric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of chromium content—Diphenyl carbazide spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of nickle content—Dimetylglyoxime spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of cobalt content—Nltroso-R salt spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of zinc content—1-(2-pyridylazo)-2-naphthol spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of niobium content—Sulfochlorophenol S spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
Iron ores—Determination of lead content—Dithizone spectrophotometric method
- ICS
- 73.060.10
- CCS
- D31
- 发布
- 2017-09-07
- 实施
- 2018-06-01 00:00:00.0
