碳氮化合物 牌号化学成分(%)平均粒度(μm)WTiNbMoN总碳游离碳杂质含量(%)不大于FeSiCoMoONaKCaSPS-N46---->78--------12.2±0.37.7±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2S-N34---->78--------11.8±0.38.3±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2S-N55---->78--------10.9±0.39.4±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2S-N95---->78--------7.5±0.312.4±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2S-N73---->78--------6.3±0.313.5±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2S-N91---->78--------2.1±0.317.6±0.3≤0.150.080.020.010.050.30.0050.0050.020.010.01≤2WSN-N16.9±0.551.0±0.516.0±0.5----6.8±0.59.5±1.0≤0.150.080.020.020.050.30.0050.0050.020.010.01≤2MS-N----58.0±0.5----26.0±1.03.0±0.513.4±0.5≤0.150.080.020.020.050.30.0050.0050.020.010.01≤2