- С440Д round bar
- С440Д forging
- С440Д sheet
- С440Д flat bar
- С440Д pipe
С440Д
We can produce С440Д stainless steel round rods, С440Д forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control С440Д chemical composition and С440Д 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.
С440Д
C(％): ≤0.20
Si(％): ≤0.60
Mn(％): 1.30～1.70
P(％)≤: 0.035
S(％)≤: 0.040
Cr(％): ≤0.40
Ni(％): ≤0.30
Cu(％): 0.15～0.30
(％): V 0.08～0.14+N
Mechanical properties
С440Д Mechanical properties,Our production completely according to the С440Д standards to meet the С440Д mechanical performance, can also according to the customer request, to meet the requirements of customers of С440Д mechanical properties.
Heat treatment
С440Д Heat treatment,Our production completely according to the С440Д standards to meet the С440Д Heat treatment, can also according to the customer request, to meet the requirements of customers of С440Д Heat treatment.
Machining
С440Д Machining,Our production completely according to the С440Д standards to meet the С440Д Machining, can also according to the customer request, to meet the requirements of customers of С440Д Machining.
Welding performance
С440Д Welding performance,Our production completely according to the С440Д standards to meet the С440Д Welding performance, can also according to the customer request, to meet the requirements of customers of С440Д Welding performance.
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