, , ..
, . , , , . n n . () . .
. , 0.2 4 , 0.04% 0.6% . mmax ~ 4000, ~ 65-100 /. : - . : 1 1 /, .
0.14 0.6 . .
: - (1- , 2- , 3- ), - (0- 0.4%, 1 - 0.8%. 2 - 1.8%, 3- 2.8%, 4 - 3.8%, 4 - 4.8%), - (0- =1.7 , f=50 , 1- =1.5 , f=50 , 2- =1 , f=400 , 6- =0.4 /, 7- =10 /). . , .
, ( 100000 79, 79% ). , . , (9.5%) (5.6%). .
, , , 100 . .
. , +Fe2O3, , . 103-104 .. 9-10 . , . , , (20000, 1000). - , . (9, 503).
(). , . - , , = 5 . , 1.