- С440 round bar
- С440 forging
- С440 sheet
- С440 flat bar
- С440 pipe
С440
We can produce С440 stainless steel round rods, С440 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control С440 chemical composition and С440 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.
С440
C(％): ≤0.20
Si(％): ≤0.60
Mn(％): 1.30～1.70
P(％)≤: 0.035
S(％)≤: 0.040
Cr(％): ≤0.40
Ni(％): ≤0.30
Cu(％): ≤0.30
(％): V 0.08～0.14+N
Mechanical properties
С440 Mechanical properties,Our production completely according to the С440 standards to meet the С440 mechanical performance, can also according to the customer request, to meet the requirements of customers of С440 mechanical properties.
Heat treatment
С440 Heat treatment,Our production completely according to the С440 standards to meet the С440 Heat treatment, can also according to the customer request, to meet the requirements of customers of С440 Heat treatment.
Machining
С440 Machining,Our production completely according to the С440 standards to meet the С440 Machining, can also according to the customer request, to meet the requirements of customers of С440 Machining.
Welding performance
С440 Welding performance,Our production completely according to the С440 standards to meet the С440 Welding performance, can also according to the customer request, to meet the requirements of customers of С440 Welding performance.
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