70MnMoCr8 1.2824 Alloy Cold Work Tool Steel
Grade :70MnMoCr8
Number:1.2824
Classification:Alloy cold-work tool steel
Standard: EN ISO 4957: 2000 Tool steels
Cutting:
Precision cutting to standard dimensions
Custom cutting according to client specifications
Surface Grinding/Polishing:
Thickness tolerance: -0 to +0.1mm
Flatness: 0.01/100mm
Surface roughness: Ra ≤1.6 or Rz ≤6.3
Our supply size :
Diameter : 80 to 600 mm ;
Length : 1000 to 9000 mm ;
Our capacity :
Delivery condition : Normalized, or Annealed, or Quenched and Tempered ;
Surface condition : Grounded, or Turned, or Polished
Our advantage :
- High Quality, Reasonable Price
- Over 40 Years Experience
- ISO NQA Certificated Factory
- Worldwide shipping
- Emergency Orders and Fast Delivery
Chemical composition % of steel 70MnMoCr8 (1.2824): EN 4957-2000
| C | Si | Mn | P | S | Cr | Mo |
| 0.65 – 0.75 | 0.1 – 0.5 | 1.8 – 2.5 | max 0.03 | max 0.03 | 0.9 – 1.2 | 0.9 – 1.4 |
Mechanical properties of steel 70MnMoCr8 (1.2824)
| Hardness (annealed) b +A HBW max. | Hardening test | |||
| Austenitizing temperature °C (±10 °C) | Quenching medium | Tempering temperature °C (±10 °C) | Hardness HRC min. | |
| 248 | 835 | air | 180 | 58 |
Mill′s test certificate
EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.
Smelting Option
1 EAF: Electric Arc Furnace
2 EAF+LF+VD: Refined-smelting and vacuum degassing
3 EAF+ESR: Electro Slag Remelting
4 EAF+PESR: protective atmosphere Electro Slag Remelting
5 VIM+PESR: Vacuum induction melting
Forming Option
1 Hot rolling process
2 Hot Forging: Electro-hydraulic; High-speed-hydraulic; Oil-hydraulic; Precision-forging
Heat-treatment Option
1 +A: Annealed (full/soft/spheroidizing)
2 +N: Normalized
3 +NT: Normalized and tempered
4 +QT: Quenched and tempered (water/oil)
Surface Option
1 Black Surface
2 Grounded: Bright but rough ; Not precision
3 Machining for plate: Bright and precision; Little turning scar
4 Peeled/Turned: Bright and precision; Little turning scar
5 Polished: Very Bright and precision size; Not turning scar
Other Services
1 Cutting: Small pieces
2 CNC Machine: Produce as your drawing
3 Package: Bare/Nylon/Canvas/Wooden
4 Payment:T/T, L/C, O/A(request credit)
5 Transport:FOB/CFR/CIF/DDU/DDP (train/ship/Air)
We also supply :
1.2510/H10, 1.2842, 1.2379/D2, 1.2080/X210Cr12/D3, 1.2436, 1.2365, 1.2885, 1.2343, 1.2344/H13/SKD61, 1.2581/H21, 1.2709, 1.2345, 1.2738/P20NI, 1.2083/420J2, 1.2316, 1.2312/P20S, 1.2311, 1.2764
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