- NAl7 round bar
- NAl7 forging
- NAl7 sheet
- NAl7 flat bar
- NAl7 pipe
NAl7
We can produce NAl7 stainless steel round rods, NAl7 forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control NAl7 chemical composition and NAl7 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.
NAl7
C(％): ≤0.10
Si(％): 1.90～2.60
Mn(％): 0.80～1.50
P(％)≤: —
S(％)≤: 0.030
Cr(％): 17.00～19.00
Ni(％): 34.50～41.00②
Mo(％): —
Al(％): —
Cu(％): ≤0.50
Ti(％): ≤0.20
Fe(％): 余量
Mechanical properties
NAl7 Mechanical properties,Our production completely according to the NAl7 standards to meet the NAl7 mechanical performance, can also according to the customer request, to meet the requirements of customers of NAl7 mechanical properties.
Heat treatment
NAl7 Heat treatment,Our production completely according to the NAl7 standards to meet the NAl7 Heat treatment, can also according to the customer request, to meet the requirements of customers of NAl7 Heat treatment.
Machining
NAl7 Machining,Our production completely according to the NAl7 standards to meet the NAl7 Machining, can also according to the customer request, to meet the requirements of customers of NAl7 Machining.
Welding performance
NAl7 Welding performance,Our production completely according to the NAl7 standards to meet the NAl7 Welding performance, can also according to the customer request, to meet the requirements of customers of NAl7 Welding performance.
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