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826M40
Qilu
Product Description
Steel 826M40 Hot Rolled Steel Round Bar
1: 826M40 Steel Introduction
826M40 is a kind of alloy structural steel with good hardenability, high strength and toughness, which is commonly used for large-scale steam turbine whole forging low-pressure rotor steel with good comprehensive mechanical properties and process properties, and has been widely used in the production of engine rotors and steam turbine impellers.
826M40 Steel Stock in Warehouse
2: 826M40 Quality Standard
826M40 steel according to BS 970.
3: 826M40 Steel Equivalent
| Country | Australia | Germany | Britain |
| Standard | X1444 | EN10250 | BS970 |
| Grade | X9940 | 40NiMoCr10-5/1.6745 | EN26/826M40 |
4: 826M40 Steel Chemical Composition
| Grade | C | Si | Mn | P | S | Cr | Mo | Ni |
| 826M40 | 0.36-0.44 | 0.10-0.40 | 0.45-0.70 | 0.040 | 0.040 | 0.50-0.80 | 0.45-0.66 | 2.30-2.80 |
| 1.6745 | 0.36-0.44 | 0.10-0.40 | 0.45-0.70 | 0.025 | 0.015 | 0.50-0.80 | 0.45-0.65 | 2.30-2.80 |
| X9940 | 0.36-0.44 | 0.10-0.40 | 0.45-0.70 | 0.025 | 0.015 | 0.50-0.80 | 0.45-0.65 | 2.30-2.80 |
5: 826M40 Steel Mechanical Properties
The mechanical properties mainly include tensile strength, yield strength, elongation, area or reduction, hardness, impact value, non-metalic inclusion etc. Different heat treatment, the mechanical properties will be different, such as normalized, tempered, QT. If you want to know the properties, kindly contact the salesman.
6: 826M40 Steel Overviews
Size | Round | Dia 6-1200mm |
Plate/Flat/Block | Thickness | |
Width | ||
Heat treatment | Normalized ; Annealed ; Quenched ; Tempered | |
Surface condition | Black; Peeled; Polished; Machined; Grinded; Turned; Milled | |
Delivery condition | Forged; Hot rolled; Cold drawn | |
Test | Tensile strength, Yield strength, elongation, area of reduction, impact value, hardness, grain size, ultrasonic test, US inspection, magnetic particle testing, etc. | |
Payment terms | T/T;L/C;/Money gram/ Paypal | |
Trade terms | FOB; CIF; C&F; etc.. | |
Delivery time | 30-45 days | |
7: 826M40 Steel Application
Automobile Industry: 826M40 alloy steel is used to manufacture engine parts, transmission system parts, etc..
Machinery Manufacturing: used in the manufacture of gears, bearings, etc..
Petrochemical Industry: used in the manufacture of equipment and parts that withstand high temperatures and corrosive media.
Mining Machinery: suitable for use in the manufacture of wear-resistant parts due to its wear resistance.
Engineering Machinery: for the manufacture of engineering components subject to high loads and high stress.
8: 826M40 Steel Tolerance
Diameter(mm) | Tolerance | ||
Forged Steel Round Bar | 80-600 | Black Surface:0~+5 | Rough Machined or Turned:0~+3 |
650-1200 | Black Surface:0~+15 | Rough Machined or Turned:0~+3 | |
Hot Rolled Steel Round Bar | 16-310 | Black Surface:0~+1 | Peeled:H11 |
Cold Drawn Steel Round Bar | 6-100 | Black Surface:H11 | Peeled:H11 |
9: Delivery Condition
For hot forged or hot rolled bar, usually the delivery condition is hot forged or rolled, annealed or QT, black surface or rough turned.
For hot forged plate, usually the delivery condition is hot forged, annealed or QT, milled surface.
For hot rolled plate, usually the delivery condition is hot rolled, annealed or QT, black surface.
