- 1.7350, DIN 22CrMo4-4 round bar
- 1.7350, DIN 22CrMo4-4 forging
- 1.7350, DIN 22CrMo4-4 sheet
- 1.7350, DIN 22CrMo4-4 flat bar
- 1.7350, DIN 22CrMo4-4 pipe
1.7350, DIN 22CrMo4-4
Production specification
Square-shape steel: 1mm to 4000mm
Plate steel:0.1mm to 4000mm
Width: 10mm to 2500mm
Lenth: We can supply any lenth based on the customer's requirement.
Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes
Tubings: OD: φ6-1800mm, with wall thickness ranging from 1-35 mm.
Finished goods condition: hot forging/hot rolling + annealing/normalizing + tempering/quenching + tempering/any conditions based on the customer's requirement
Surface conditions: scaled (hot working finish)/ground/rough machining/fine machining/based on the customer's requirement
Furnaces for metallurgical processing: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.
Ultrasonic inspection: 100% ultrasonic inspection for any inperfections or based on the customer's requirementExcellent service for all kinds of industries,with advantages of technologies, equipment and price.
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1.7350, DIN 22CrMo4-4
Designation by Standards
Brand Name | LH No. | Mat. No. | DIN | EN | AISI |
22CRMO44 | 765 | 1.7350 | 22CrMo4-4 | - | - |
Chemical Composition (in weight %)
C | Si | Mn | Cr | Mo | Ni | V | W | Others |
0.22 | 0.28 | 0.65 | 1.05 | 0.45 | max. 0.60 | - | - | - |
Description
High-temperature structural steel.
Applications
Quenched and subsequently tempered steel, resistant at higher temperatures, forgings for turbine components up to working temperatures 530oC.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.85
Soft Annealing
Heat to 650-720oC, cool slowly in furnace.
Hardening
Harden from a temperature of 880-920oC followed by oil quenching.
Tempering
Tempering temperature: 580-680oC.
Hardenability Diagram
Forging
Hot forming temperature: 1100-800oC.
Machinability
No data.
Mechanical properties
Heat treatment
Machining
Welding performance
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