牌号 (grade)
化学含量 (chemical elements contents) %
mo (min)
c (max)
si (max)
p (max)
s (max)
cu (max)
al (max)
fmoh
55.0-65.0
6.0
3.0
0.10
0.20
0.50
-
0.06
fmol
60.0-70.0
0.01
2.0
0.04
0.08
0.03
0.2
