SAE5140 Hot Rolled Steel Plate
Standard: EN10083-3 (Technical delivery conditions for Alloy steels in the quenched and tempered condition)
Shape: round, plate, square.
Size Range:
| Diameter(mm) | Thickness (mm) | Width (mm) | Length(mm) | |
| Round | 1.0-1000 | - | - | 2000-11800 |
| Square | 10-1000 | - | - | 2000-11800 |
| Plate | - | 4-800 | 80-2000 | 2000-11800 |
SAE5140/41Cr4 Steel Chemical composition:
| Element | Content (%) |
| Iron, Fe | 97.395-98.07 |
| Manganese, Mn | 0.700-0.900 |
| Chromium, Cr | 0.700-0.900 |
| Carbon, C | 0.380-0.430 |
| Silicon, Si | 0.150-0.300 |
| Sulfur, S | ≤ 0.0400 |
| Phosphorous, P | ≤ 0.0350 |
Equivalent grade to SAE 5140
| ASTM | JIS | DIN | BS | NF |
| 5140 | SCr440 | 41Cr4(1.7035) | 530A40 | 42C4 |
SAE5140/41Cr4 Steel properties
| Yield Strength(MPa) | Tensile Strength(MPa) | Elongation(%) | Reduction of area (%) | Hardness(HRC) |
| 660(min) | 830(mIn) | 12%(min) | 52%(min) | Max 32 |
Quality control:
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.

Packing & Delivery
Port:Any Chinese Port
The inner size of container is below:
-- 20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high)
-- 40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high)
-- 40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high
Why choose us :
Capability from Raw material to processing to final products under one Roof .
Highest customer satisfactionEconomy of products
Absolute reliability
Highly-qualified and motivated personnel
No tolerance of errorsContinuous optimisation of all processes
To stand apart from competition, the company provides unparalleled value added services to its esteemed customers. The company is pledged to honor its commitment for every order and when great products are backed-up by great services, the combination becomes irresistible.
40Cr Alloy Structure Steel Plate / SAE 5140 Steel plateChina
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