- 1.4821, DIN X20CrNiSi25-4 round bar
- 1.4821, DIN X20CrNiSi25-4 forging
- 1.4821, DIN X20CrNiSi25-4 sheet
- 1.4821, DIN X20CrNiSi25-4 flat bar
- 1.4821, DIN X20CrNiSi25-4 pipe
1.4821, DIN X20CrNiSi25-4
We can produce 1.4821, DIN X20CrNiSi25-4 stainless steel round rods, 1.4821, DIN X20CrNiSi25-4 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control 1.4821, DIN X20CrNiSi25-4 chemical composition and 1.4821, DIN X20CrNiSi25-4 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.
1.4821, DIN X20CrNiSi25-4
Designation by Standards
| Brand Name | LH No. | Mat. No. | DIN | EN | AISI |
| PKAS | 918 | 1.4821 | X20CrNiSi25-4 | X15CrNiSi254 | - |
Chemical Composition (in weight %)
| C | Si | Mn | Cr | Mo | Ni | V | W | Others |
| 0.15 | 1.15 | max. 2.00 | 25.50 | - | 4.50 | - | - | - |
Description
Heat resistant steel for temperatures up to 1100oC.
Applications
Grates, furnance fittings and other parts.
Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 200, 170 (200oC), 162 (500oC), 150 (1000oC)
Density [g/cm3]: Approx. 7.7
Thermal conductivity [W/m.K]: 19.0
Electric resistivity [Ohm mm2/m]: 0.76
Specific heat capacity[J/g.K]: 0.50
Magnetisable: Yes
Coefficient of Linear Thermal Expansion 10-6 oC-1
| 20-200oC | 20-400oC | 20-600oC | 20-800oC | 20-1000oC |
| 13.0 | 13.5 | 14.5 | 15.0 | 15.5 |
Hardening
Heat to 1050-1100oC, then quenching in water.
Mechanical properties at at ambient temperature
Condition: Quenched
Hardness: max. 235 HB
0.2% proof stress: 400 N/mm2
Tensile strength: 600-800 N/mm2
Elongation: min. 16%
1% Creep Stress Limit in N/mm2 vs. Temperature in oC
| 600oC | 700oC | 800oC | 900oC | 1000oC |
| 27.5 | 8.5 | 3.7 | 1.8 | 0.7 |
Forging
Hot forming temperature: 1150-800oC.
Machinability
No data.
Mechanical properties
1.4821, DIN X20CrNiSi25-4 Mechanical properties,Our production completely according to the 1.4821, DIN X20CrNiSi25-4 standards to meet the 1.4821, DIN X20CrNiSi25-4 mechanical performance, can also according to the customer request, to meet the requirements of customers of 1.4821, DIN X20CrNiSi25-4 mechanical properties.
Heat treatment
1.4821, DIN X20CrNiSi25-4 Heat treatment,Our production completely according to the 1.4821, DIN X20CrNiSi25-4 standards to meet the 1.4821, DIN X20CrNiSi25-4 Heat treatment, can also according to the customer request, to meet the requirements of customers of 1.4821, DIN X20CrNiSi25-4 Heat treatment.
Machining
1.4821, DIN X20CrNiSi25-4 Machining,Our production completely according to the 1.4821, DIN X20CrNiSi25-4 standards to meet the 1.4821, DIN X20CrNiSi25-4 Machining, can also according to the customer request, to meet the requirements of customers of 1.4821, DIN X20CrNiSi25-4 Machining.
Welding performance
1.4821, DIN X20CrNiSi25-4 Welding performance,Our production completely according to the 1.4821, DIN X20CrNiSi25-4 standards to meet the 1.4821, DIN X20CrNiSi25-4 Welding performance, can also according to the customer request, to meet the requirements of customers of 1.4821, DIN X20CrNiSi25-4 Welding performance.
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