Commodity: Free cutting steel round bar
1. Size Diameter: 1mm-100mm
2. Steel grade and chemical composition
|
Chemical composition |
|
|
|
|
|
|
|
|
AISI |
JIS |
C |
Si |
Mn |
P |
S |
Pb |
|
1109 |
SUM12 |
0.08--0.13 |
|
0.60-0.90 |
0.40max |
0.08-0.13 |
|
|
1110 |
SUM11 |
0.08--0.13 |
|
0.30-0.60 |
0.40max |
0.08-0.13 |
|
|
1117 |
SUM31 |
0.14-0.20 |
0.15-0.35 |
1.00-1.30 |
0.40max |
0.08-0.13 |
|
|
1137 |
SUM41 |
0.32-0.39 |
|
1.35-1.65 |
0.40max |
0.08-0.13 |
|
|
1141 |
SUM42 |
0.35-0.46 |
|
1.35-1.65 |
0.40max |
0.08-0.13 |
|
|
|
SUM32 |
0.12-0.20 |
|
0.60-1.10 |
|
0.10-0.20 |
|
|
1144 |
SUM43 |
0.4-0.48 |
0.15-0.35 |
1.35-1.65 |
0.40max |
0.24-0.33 |
|
|
1212 |
SUM21 |
0.13max |
|
0.70-1.00 |
0.07-0.12 |
0.16-0.23 |
|
|
1213 |
SUM22 |
0.13max |
0.15-0.35 |
0.70-1.00 |
0.07-0.12 |
0.24-0.33 |
|
|
12L14 |
SUM24L |
0.15max |
0.15-0.35 |
0.85-1.15 |
0.04-0.09 |
0.26-0.35 |
0.10-0.35 |
|
|
S25CL |
0.22-0.28 |
0.15-0.35 |
0.30-0.6 |
0.03max |
0.035max |
0.10-0.35 |
|
|
S45CL |
0.42-0.48 |
0.15-0.35 |
0.60-0.9 |
0.03max |
0.035max |
0.10-0.35 |
|
1215 |
SUM23 |
0.09max |
|
0.75-1.05 |
0.04-0.09 |
0.26-0.35 |
|
|
|
SUN25 |
0.15max |
|
0.90-1.40 |
0.07-0.12 |
0.30-0.40 |
|
Tolerance：
|
|
h8 |
h9(Round bar) |
h10(Hexagonal bar) |
h11 |
h12 |
|
<3mm |
0-0.014 |
0-0.025 |
0-0.040 |
0-0.060 |
0-0.10 |
|
3-6mm |
0-0.018 |
0-0.030 |
0-0.048 |
0-0.075 |
0-0.12 |
|
6-10mm |
0-0.022 |
0-0.036 |
0-0.058 |
0-0.090 |
0-0.15 |
|
10-18mm |
0-0.022 |
0-0.043 |
0-0.070 |
0-0.11 |
0-0.18 |
|
18-30mm |
0-0.033 |
0-0.052 |
0-0.084 |
0-0.13 |
0-0.21 |
|
30-50mm |
0-0.039 |
0-0.062 |
0-0.100 |
0-0.16 |
0-0.25 |
3. Usage Suspension system accessories;buffer accessories;steering system accessories;
engine valve;motor shaft;seat parts,etc.
All kinds of construction heavy equipment hydraulic components etc.
