Size:3mm to 100mm
Type: cold drawn steel round ,square,hex bars
Length:as required
Delivery condition:Cold drawn / Cold finished / CD bars
Specification: 12L14 free cutting steel
1.12L14 steel standard
| Material No.: 1.9718 |
| Standard:ASTM A29 / A29M |
| International steel grades: JIS: ~ SUM 22 L, ~ SUM 23 L, |
1.12L14 chemical composition
| Element |
Content (%) |
| Iron, Fe |
97.91 - 98.7 |
| Manganese, Mn |
0.85 - 1.15 |
| Sulfur, S |
0.260 - 0.35 |
| Lead, Pb |
0.15 - 0.35 |
| Carbon, C |
0.15 |
| Phosphorous, P |
0.040 - 0.090 |
2.Application:
Free-cutting steel for bulk applications for joining elements in mechanical engineering and automotive components.
3.Tolerance:
| NOMINAL SIZE DIAMETER mm |
h9 |
h10 |
h11 |
| 1 to 3 |
-0.025 |
-0.04 |
-0.06 |
| (-0.00098") |
(-0.00158") |
(-0.00236") |
| Over 3 to 6 |
-0.03 |
-0.048 |
-0.075 |
| (-0.00118") |
(-0.00189") |
(-0.00295") |
| Over 6 to 10 |
-0.036 |
-0.058 |
-0.09 |
| (-0.00142") |
(-0.00228") |
(-0.00354") |
| Over 10 to 18 |
-0.043 |
-0.07 |
-0.11 |
| (-0.00169") |
(-0.00275") |
(-0.00433") |
| Over 18 to 30 |
-0.052 |
-0.084 |
-0.13 |
| (-0.00205") |
(-0.00331") |
(-0.00512") |
| Over 30 to 50 |
-0.062 |
-0.1 |
-0.16 |
| (-0.00244") |
(-0.00393") |
(-0.00630") |
| Over 50 to 80 |
-0.074 |
-0.12 |
-0.19 |
| (-0.00291") |
(-0.00472") |
(-0.00748") |
| Over 80 to 120 |
-0.087 |
-0.14 |
-0.22 |
| (-0.00343") |
(-0.00551") |
(-0.00866") |
4.Starightness:1mm/m (max)
5.Delivery time: usually 7-15 days for stock items, and 30 days for new production
6.Packing: anti-rust good export packing
7.1214 property (hot rolled), For eg
| Thickness [mm] >16 - 40 |
| 0,2% proof stress Rp0,2 [N/mm²] min. 200 |
| Tensile strength Rm [N/mm²] min. 380 |
| Hardness [HB] min. 113 |
7.1214 property (Cold drawn), For eg
| Condition of delivery: Cold drawn |
| Thickness [mm] >16 - 40 |
| 0,2% proof stress Rp0,2 [N/mm²] min. 375 |
| Tensile strength Rm [N/mm²] min. 470 |
| Hardness [HB] min. 139 |
We company have good QC inspection tear and full set of inspect equipment including: UT test machine, Tensile testing machine,Hardness testing machine,Dimensional measuring instrument,f,spectrometer,Metallographic microscope and so on, so that we can always supply good mateterials for various projects and industries , if you have any need for our producrs,please contact us freely
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