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What are the uses of free cutting steel?
Uses of the free cutting steel Bright bars
In the industries, these free cutting steel Bright bars are used for making nuts, bolts, spare parts for the automobile industries and for making some precision instruments or other kinds of instruments that are being used by several companies.
Low carbon free-cutting steel is generally used in hot rolled or cold-drawn state, and can also be surface carburized, and medium carbon easy-cutting steel is generally used after heat treatment.
Supply Form & Size
| Form of Supply | Size(mm) | Length(mm) |
| Round bar | 6.0mm-120mm | 2.5m-6m |
Chemical Composition&Related Specifications
| Grade | C | Si | Mn | S | P |
| 1117 | 0.14~0.20 | ≤0.15 | 1.00~1.30 | 0.08~0.13 | ≤0.04 |
Brand comparison table
| AISI/SAE | DIN/EN | BS | JIS/KS | China |
| 1117 | 15SMn13(1.0725) | 15SMn13(1.0725) | SUM32 | Y20 |
Mechanical Property
| tensile strength σb (MPa) | 390~540 |
| elongation δ5 (%) | ≥22 |
| Reduction of area ψ (%) | ≥36 |
