Sifat kimia
|
Kelas Baja |
Komposisi Kimia | ||||||||||||
|
C |
M N |
Mo |
Kr |
Tidak |
Cu |
P |
S |
Ya |
|||||
|
Minimal |
Maks |
Minimal |
Maks |
Minimal |
Maks |
Minimal |
Maks |
Maks |
Maks |
Maks |
Maks |
Maks |
|
|
J55 |
0.030 |
0.030 |
|||||||||||
|
K55 |
0.030 |
0.030 |
|||||||||||
|
N80 |
0.030 |
0.030 |
|||||||||||
|
L80-1 |
0.43 |
1.90 |
0.25 |
0.35 |
0.030 |
0.030 |
0.45 |
||||||
|
C90-1 |
0.35 |
1.00 |
0.25 |
0.75 |
1.20 |
0.99 |
0.020 |
0.010 |
|||||
|
C95 |
0.45 |
1.90 |
0.030 |
0.030 |
0.45 |
||||||||
|
T95-1 |
0.35 |
1.20 |
0.25 |
0.85 |
0.40 |
1.50 |
0.99 |
0.020 |
0.010 |
||||
|
P110 |
0.030 |
0.020 |
|||||||||||
|
Q125 |
0.35 |
1.35 |
0.85 |
1.50 |
0.99 |
0.020 |
0.010 |
||||||
Sifat mekanik
|
Kelas Baja |
Menghasilkan Kekuatan | Kekuatan Tarik |
Kekerasan |
Variasi kekerasan yang diijinkan | |||||
|
Minimal |
Maks |
Minimal |
Maks |
||||||
|
Psi |
Ayah |
Psi |
Ayah |
Psi |
Ayah |
HRC |
BHN |
HRC |
|
|
J55 |
55000 |
379 |
80000 |
552 |
75000 |
517 |
|||
|
K55 |
55000 |
379 |
80000 |
552 |
95000 |
655 |
|||
|
N80 |
80000 |
552 |
110000 |
758 |
100000 |
689 |
|||
|
L80-1 |
80000 |
552 |
95000 |
655 |
95000 |
655 |
23 |
241 |
|
|
C90 |
90000 |
621 |
105000 |
724 |
100000 |
689 |
25.4 |
255 |
3.0 |
|
C95 |
95000 |
655 |
110000 |
758 |
105000 |
724 |
|||
|
T95 |
95000 |
655 |
110000 |
758 |
105000 |
724 |
25.4 |
255 |
3.0 |
|
P110 |
110000 |
758 |
140000 |
965 |
125000 |
862 |
|||
|
Q125 |
125000 |
862 |
150000 |
1034 |
135000 |
931 |
3.0 |
||
