12L14 Steel Square Bar
Products Description
12L14 is a Re-Sulphurised, Re-Phosphorised Free Maching Steel. This is premium grade of free cutting steel is used by repitition
engineers and general machining for a wide variety of applicaitons. It has excellent machinability and is suitable for case hardening and electroplating.
12L14 Free Cutting Square Steel Bar size tolerance
h9,h10,h11 or other tolerance according to client's requirement

12L14 Cold drawn steel bar chemical composition(%)
| C | Si | Mn | P | S | Pb |
| Max 0.15 | Max 0.10 | 0.80-1.20 | 0.04-0.09 | 0.25-0.35 | 0.15-0.35 |
12L14 Alternative grade in different standard
| Country | China | Japan | Germany | USA | UK |
| Standard | GB | JIS |
DIN (W-Nr.) EN 10277 |
AISI/ASTM |
BS 970-3-1991 |
| Grade | SUM24L | 1.0718 | 12L14 |
12L14 Typical Mechanical Properties - Cold Drawn and Turned and Polished Condition
| Cold Drawn Size mm | up to 16mm | 17 - 38mm | 39 - 100mm | |
| Tensile Strength Mpa | Min | 480 | 430 | 400 |
| Max | 760 | 690 | 630 | |
| Yield Strength Mpa | Min | 350 | 330 | 290 |
| Max | 590 | 550 | 500 | |
| Elongation in 50mm % | Min | 7 | 8 | 9 |
| Hardness HB | Min | 142 | 120 | 115 |
| Max | 225 | 205 | 185 |
Sizes we can supply for sum24L Steel Bar:

Product Picture

Our factory

Steel Making

Ingot Production

Forged Bars
Machinary
Production Process

- Advantages of Sum24L Square Steel Bar:
1.It can remove the Size and Section which provides Tighter tolerances which Reduces machining losses.
2.It can remove the Steel Surface Finish which Reduces surface machining & improves quality.
3.It can remove the Straightness which Facilitates automatic bar feeding in CNC.
4.It can increase the Mechanical Properties which Can reduce the need for hardening.
5.It can improve the Machinability and Productivity which Enables higher machining feeds, high tool life, yield & speeds and improved machined finish.
Quality Control
We make sure that our every product is made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers.

Packing & Delivery

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