Sum24L Square Steel Bar
Products Description
Sum24L Low Carbon Leaded Free Cutting Steel, bright drawn or smooth turned with a consistently excellent level of machinability. The lead improves machinability greatly with little effect on the mechanical properties.
TYPICAL APPLICATIONS:
Very heavily machined components or parts subject to low stress levels, low shock loading, limited forming and very limited welding.
RELATED SPECIFICATIONS:
| AS 1443-1994 | 12L14 |
| BS 970-3-1991 | 230M07Pb |
| EN 10277 | 1.0718 11SMn30Pb |
| JIS G 4804 | SUM23L / SUM234L |
| SAE & UNS | 12L14 & G12144 |
TYPICAL CHEMICAL ANALYSIS
| Carbon | 0.07% |
| Silicon | 0.01% |
| Manganese | 1.00% |
| Phosphorus | 0.05% |
| Sulphur | 0.30% |
| Lead | 0.25% |
TYPICAL MECHANICAL PROPERTIES - for guidance only
| Finish | Yield Strength MPa | Tensile Strength MPa | Elongation % |
Hardness HB |
| Bright Drawn | 290 - 550 | 400 - 650 | 7 min | 115 - 200 |
| Smooth Turned | 230 - 310 | 370 - 500 | 17 min | 100 - 150 |
DIMENSIONAL TOLERANCES:
Bright drawn / Smooth turned: h10
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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