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項(xiàng) 目 |
標(biāo) 準(zhǔn) 值 |
檢 測 值 |
|
鐵 Fe |
≥98.00% |
98.30% |
|
碳 C |
≤0.04% |
0.018% |
|
錳 Mn |
≤0.35% |
0.20% |
|
硅 Si |
≤0.15% |
0.10% |
|
磷 P |
≤0.02% |
0.015% |
|
硫 S |
≤0.02% |
0.018% |
|
氫損 HL |
≤0.50% |
0.45% |
|
鹽酸不溶物 AIC |
≤0.50% |
0.50% |
|
粒 |
+100目 |
0 |
0 |
-100~+200目 |
0 |
0 |
|
-400~+500目 |
≤8% |
6% |
|
-500目 |
≥92% |
94% |
|
松裝密度(g/cm3) |
2.60~2.80 |
2.70g/cm3 |
|
流速(50g/S) |
≤ |
g/S |
|
壓縮性(g/cm3) |
≥ |
g/cm3 |
|
產(chǎn)品判定 |
合格 |