- DIN 1.4449 round bar
- DIN 1.4449 forging
- DIN 1.4449 sheet
- DIN 1.4449 flat bar
- DIN 1.4449 pipe
DIN 1.4449
We can produce DIN 1.4449 stainless steel round rods, DIN 1.4449 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control DIN 1.4449 chemical composition and DIN 1.4449 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.
Chemical composition % of the ladle analysis of grade DIN 1.4449 and Standards
| Category | steel |
| Class | Stainless steel |
| Type | Austenitic standard |
| Common Names | Chromium-Nickel steel |
| Designations |
Germany: DIN 1.4449 Italy: UNI X 5 CrNiMo 18 15 Japan: JIS SUS 317 United States: ASME SA240 , ASME SA249 , ASME SA312 , ASME SA403 , ASME SA409 , ASTM A167 , ASTM A240 , ASTM A249 , ASTM A269 , ASTM A276 , ASTM A312 , ASTM A314 , ASTM A403 , ASTM A409 , ASTM A473 , ASTM A478 , ASTM A511 , ASTM A554 , ASTM A580 , ASTM A632 , FED QQ-S-763 , MIL SPEC MIL-S-862 , SAE 30317 , SAE J405 (30317) , UNS S31700 |
| Composition |
|
| Mechanical Properties |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Density (×1000 kg/m3) | 8 | 25 | |
| Poisson's Ratio | 0.27-0.30 | 25 | |
| Elastic Modulus (GPa) | 193 | 25 | |
| Tensile Strength (Mpa) | 515 | 25 | hot finished and annealed (wire) more |
| Yield Strength (Mpa) | 205 | ||
| Elongation (%) | 40 | ||
| Reduction in Area (%) | 50 | ||
| Hardness (HRB) | 95 (max) | 25 | annealed (plate, sheet, strip) |
| Thermal Properties |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Thermal Expansion (10-6/ºC) | 15.9 | 0-100 more | |
| Thermal Conductivity (W/m-K) | 16.2 | 100 more | |
| Specific Heat (J/kg-K) | 500 | 0-100 | |
| Electric Properties |
| Properties | Conditions | ||
| T (°C) | Treatment | ||
| Electric Resistivity (10-9W-m) | 740 | 25 | |
Mechanical properties
DIN 1.4449 Mechanical properties,Our production completely according to the DIN 1.4449 standards to meet the DIN 1.4449 mechanical performance, can also according to the customer request, to meet the requirements of customers of DIN 1.4449 mechanical properties.
Heat treatment
DIN 1.4449 Heat treatment,Our production completely according to the DIN 1.4449 standards to meet the DIN 1.4449 Heat treatment, can also according to the customer request, to meet the requirements of customers of DIN 1.4449 Heat treatment.
Machining
DIN 1.4449 Machining,Our production completely according to the DIN 1.4449 standards to meet the DIN 1.4449 Machining, can also according to the customer request, to meet the requirements of customers of DIN 1.4449 Machining.
Welding performance
DIN 1.4449 Welding performance,Our production completely according to the DIN 1.4449 standards to meet the DIN 1.4449 Welding performance, can also according to the customer request, to meet the requirements of customers of DIN 1.4449 Welding performance.
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