China · YB

H90

YB/T 4170:2008 — Direct reduced iron for steelmaking

Chemical composition

wt% · log scale
0.0010.010.11101001000As0.002Bi0.002Cu0.01Fe90 – 92P0.03 – 0.06P0.03Pb0.002S0.015 – 0.03S0.015Sb0.002SiO26Sn0.002
  • min – max range
  • typical value

Chemical composition

ElementminmaxSimilarRemarks
As0.002
Bi0.002
Cu0.01
Fe9092
P0.030.062级2级
P0.031级1级
Pb0.002
S0.0150.032类2类
S0.0151类1类
Sb0.002
SiO26
Sn0.002