- 1.7149, DIN 20MnCrS5, AISI 4820 round bar
- 1.7149, DIN 20MnCrS5, AISI 4820 forging
- 1.7149, DIN 20MnCrS5, AISI 4820 sheet
- 1.7149, DIN 20MnCrS5, AISI 4820 flat bar
- 1.7149, DIN 20MnCrS5, AISI 4820 pipe
1.7149, DIN 20MnCrS5, AISI 4820
We can produce 1.7149, DIN 20MnCrS5, AISI 4820 stainless steel round rods, 1.7149, DIN 20MnCrS5, AISI 4820 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control 1.7149, DIN 20MnCrS5, AISI 4820 chemical composition and 1.7149, DIN 20MnCrS5, AISI 4820 mechanical properties.From casting, forging, steel to hot and cold rolling process, heat treatment, etc, we have the control of professional engineers. We have advanced precision machining equipment, according to the requirements of users machining. in order to achieve the most satisfied with the user requirements.
Production specification
Round bar steel: 1mm to 3500mm
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.
We serve you with our honesty, integrity, and professionality.
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.
We serve you with our honesty, integrity, and professionality.
1.7149, DIN 20MnCrS5, AISI 4820
Designation by Standards
| Brand Name | LH No. | Mat. No. | DIN | EN | AISI |
| 20MNCRS5 | 780 | 1.7149 | 20MnCrS5 | - | 4820 |
Chemical Composition (in weight %)
| C | Si | Mn | Cr | Mo | Ni | V | W | Others |
| 0.19 | max. 0.40 | 1.25 | 1.15 | - | - | - | - | - |
Description
Alloyed carbon steel.
Applications
Higher stressed components - gears, cranks, crankschafts, switch components, etc.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210
Density [g/cm3]: 7.85
Soft Annealing
Heat to 650-700oC, cool slowly. This will produce a maximum Brinell hardness of 217.
Carburizing
880-980 oC, water, oil, air, hot quenching 150-250oC or case hardening box.
Core hardening
Temperature: 860-900oC.
Surface hardening
Tempertaure: 720-820oC, oil, water or hot quenching.
Tempering
Tempering temperature: 150-200oC.
Forging
Hot forming temperature: 1150-850oC.
Machinability
No data.
Mechanical properties
1.7149, DIN 20MnCrS5, AISI 4820 Mechanical properties,Our production completely according to the 1.7149, DIN 20MnCrS5, AISI 4820 standards to meet the 1.7149, DIN 20MnCrS5, AISI 4820 mechanical performance, can also according to the customer request, to meet the requirements of customers of 1.7149, DIN 20MnCrS5, AISI 4820 mechanical properties.
Heat treatment
1.7149, DIN 20MnCrS5, AISI 4820 Heat treatment,Our production completely according to the 1.7149, DIN 20MnCrS5, AISI 4820 standards to meet the 1.7149, DIN 20MnCrS5, AISI 4820 Heat treatment, can also according to the customer request, to meet the requirements of customers of 1.7149, DIN 20MnCrS5, AISI 4820 Heat treatment.
Machining
1.7149, DIN 20MnCrS5, AISI 4820 Machining,Our production completely according to the 1.7149, DIN 20MnCrS5, AISI 4820 standards to meet the 1.7149, DIN 20MnCrS5, AISI 4820 Machining, can also according to the customer request, to meet the requirements of customers of 1.7149, DIN 20MnCrS5, AISI 4820 Machining.
Welding performance
1.7149, DIN 20MnCrS5, AISI 4820 Welding performance,Our production completely according to the 1.7149, DIN 20MnCrS5, AISI 4820 standards to meet the 1.7149, DIN 20MnCrS5, AISI 4820 Welding performance, can also according to the customer request, to meet the requirements of customers of 1.7149, DIN 20MnCrS5, AISI 4820 Welding performance.
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