| ¢¹ Available grade |
| Carbon steels |
| Alloy steels |
| Cr steel ¡¤ Mo steel ¡¤ Mn steel |
| Cr-Mo steel ¡¤ Ni-Cr-Mo steel |
| Boron steels |
| Bearing steels |
| Spring steels |
| Free cutting steels |
| Stainless steels |
|
| ¢¹ Free-Cutting Steels |
Such elements as sulfur(s), bismuth(Bi) and lead(Pb) are added to improve the machinability and dispose of cutting chips easily. To be used for the precision components of electric appliances, automotives, O.A. and optical instruments. |
| ¢¹ Stainless Steels |
| Typical Grades |
| Types |
Chemical Comp |
Characteristic |
Usage |
| 304(L) |
18Cr - 8Ni |
Most Widely Used Steel |
Shaft,Bolt,Nut |
| 316(L) |
18Cr - 12 Ni - 2.5Mo |
Superior Corrosion Resistance |
Chemical industry |
| 303F |
18Cr - 8Ni - 3Mn - S |
Better Machinability |
Free Cutting Parts |
| 303C |
18Cr - 8Ni - S - Cu |
Low Magnetic |
Electric Shaft |
| 410 |
13Cr |
Good Quench-hardenable |
Shaft,Bolt |
| 416 |
13Cr - S |
Better Machinability |
Shaft |
| 420F |
13Cr - 0.3C - S |
Good Quench-hardenable |
Shaft |
| 430F |
18Cr - S |
Better Machinability |
Free Cutting Parts |
|
| ¢¹ Centerless Ground Bars |
Cold drawn steel bars undergo precision grinding on centerless grinder.
Dimensional accuracy is superior to cold drawn
Fine surface and Uniform roughness
JIS h7 tolerance guaranteed |
Diameter mm |
Sectional Area cm©÷ |
Unit Weight kg/m |
Diameter mm |
Sectional Area cm©÷ |
Unit Weight kg/m |
6 |
0.2827 |
0.222 |
(39) |
11.95 |
9.38 |
7 |
0.3848 |
0.302 |
42 |
13.85 |
10.9 |
8 |
0.5027 |
0.395 |
(45) |
15.90 |
12.5 |
9 |
0.6362 |
0.499 |
46 |
16.62 |
13.0 |
10 |
0.7854 |
0.617 |
48 |
18.10 |
14.2 |
11 |
0.9503 |
0.746 |
50 |
19.64 |
15.4 |
12 |
1.131 |
0.888 |
(52) |
21.24 |
16.7 |
13 |
1.327 |
1.04 |
55 |
23.76 |
18.7 |
(14) |
1.539 |
1.21 |
56 |
24.63 |
19.3 |
16 |
2.011 |
1.58 |
60 |
28.27 |
22.2 |
(18) |
2.545 |
2.00 |
64 |
32.17 |
25.3 |
19 |
2.835 |
2.23 |
65 |
33.18 |
26.0 |
20 |
3.142 |
2.47 |
(68) |
36.32 |
28.5 |
22 |
3.801 |
2.98 |
70 |
38.48 |
30.2 |
24 |
4.524 |
3.55 |
75 |
44.18 |
34.7 |
25 |
4.909 |
3.85 |
80 |
50.27 |
39.5 |
(27) |
5.726 |
4.49 |
85 |
56.75 |
44.5 |
28 |
6.158 |
4.83 |
90 |
60.32 |
49.9 |
30 |
7.069 |
5.55 |
95 |
70.88 |
55.6 |
32 |
8.024 |
6.31 |
100 |
78.54 |
61.7 |
(33) |
8.553 |
6.71 |
110 |
95.03 |
74.6 |
36 |
10.18 |
7.99 |
120 |
113.1 |
88.8 |
38 |
11.34 |
8.90 |
130 |
132.7 |
104 |
|
|
