- NA20 round bar
- NA20 forging
- NA20 sheet
- NA20 flat bar
- NA20 pipe
NA20
We can produce NA20 stainless steel round rods, NA20 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control NA20 chemical composition and NA20 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.
NA20
C(％): 0.04～0.10
Si(％): ≤1.00
Mn(％): ≤1.00
P(％)≤: —
S(％)≤: 0.015
Cr(％): 18.00～21.00
Ni(％): 余量②
Mo(％): —
Al(％): 1.00～1.80
Cu(％): ≤0.20
Ti(％): 1.80～2.70
Fe(％): ≤1.50
其他(％): B≤0.008
Mechanical properties
NA20 Mechanical properties,Our production completely according to the NA20 standards to meet the NA20 mechanical performance, can also according to the customer request, to meet the requirements of customers of NA20 mechanical properties.
Heat treatment
NA20 Heat treatment,Our production completely according to the NA20 standards to meet the NA20 Heat treatment, can also according to the customer request, to meet the requirements of customers of NA20 Heat treatment.
Machining
NA20 Machining,Our production completely according to the NA20 standards to meet the NA20 Machining, can also according to the customer request, to meet the requirements of customers of NA20 Machining.
Welding performance
NA20 Welding performance,Our production completely according to the NA20 standards to meet the NA20 Welding performance, can also according to the customer request, to meet the requirements of customers of NA20 Welding performance.
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