• SUM24L round bar
  • SUM24L forging
  • SUM24L sheet
  • SUM24L flat bar
  • SUM24L pipe
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SUM24L

We can produce SUM24L stainless steel round rods, SUM24L forging,sheet,coil,and profiledstrip,Deformed steel,flat steel,mould,steel wire,have all specifications. With DuoNian production experience, strict control SUM24L chemical composition and SUM24L 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.

 

 

C
Si
Mn
P
S
Cr Ni
0.15 0.1-0.35 0.85-1.15 0.04-0.09 0.26-0.35    
Mo Al Cu Nb Ti V Ce
             
N Co Pb B Other    
    0.1-0.35        
             

 

Mechanical Properties

 

 

Properties
 Conditions 
T (°C)
Treatment
Density (×1000 kg/m3)
7.85
25
 
Poisson's Ratio
0.27-0.30
25
 
Elastic Modulus (GPa)
190-210
25
 

 

Thermal Properties

 

 

Properties
 Conditions 
T (°C)
Treatment
Thermal Expansion (10-6/ºC)
14.4 
20-425
 
 


Our advantages:

 

Our advantages such as advanced management and operation concepts, suitable work facilities, highly qualified talents and a number of trade partners who have long-term and close cooperation with us have ensured us to provide global customers with competitive high-quality commodities and excellent services, quickly, accurately, conveniently and completely.


Products Introduction:

Specifications

Round bar:
Diameter : 1mm-2000mm

Square bar:
Size:  25mm * 25mm-800mm *800mm

Plate steel/flat bar:
Size: Thickness:  0.1mm-800mm Width: 10mm to 1500mm

Tube/pipe:
Size: OD:  4-730mm  WT: 0.35-120 mm.

Cold-rolled sheet: Thickness:  1-4mm Width:1000mm Length: 2000mm

Hot-rolled sheet: Thickness:4-120mm Width: 50-4000mm

Length:  We can supply any length based on the customer's requirement.

Forging/hot rolling/ extrusion of steel.

Forging: Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes

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 requirement

Excellent service for all kinds of industries, with advantages of technologies,  equipment and price.

We serve you with our honesty,  integrity,  and professionality.


Standard: GB, ISO, DIN/GL, NF/BV, BS, JIS/JASO/NDS, ASTM/ SAE/ UNS/ AISI...  

 

Our company has tremendous scientific research strength ,technical advantages and with strong special steel smelting technology,special steel new materials trial production and research advantages.It preliminary constructed the integration of production,study and research system.Company owns three national invention patents ,as ultra high toughness and wear-resistance austenitic stainless steel production technology patent,with nuclear power used high purity steel, high temper-ature alloys and high corrosion resistant alloy , wide mould flat,etc.
Over the past forty years,we finished the national key military research projects more than 420 , accomplished the stste military and civilian research projects of the country issued over 350 , developed the production of satellite equipment used steel , hydrogen brittleness resistant HR series steel, plane missile turbojet en-gine steel products which filled the domestic blank ,Steam turbine blade steel, high temperature alloys, corrosion reststant alloy , nuclear power and thermal pow-er and equipment steel , military steel and plant boiler tube ,304L and 316L stainless steel tubes, as these high-tech content product in the domestic leding level.

THE LASTING AND GREEP TEST MACHINE ; 30T ELECTRONIC UNIVERSAL TESTING MACHINE ; GX71 LMAGE ANALYZER; CS600 CS ANALYZER ; QSN750 OES; AANALYST800 AAS ; OPTIMA2100DV ICP-AES

Forged bar and Forging
My company has high power electric arc furnace,(U.H.P), LF, VD(VOD), ESR, (non)vacuum induction furnace, consumable electrode vacuum furnace, 4500 tons and 2000 tons free-forging hydraulic press set, electrode-hydraulic hammer etc, and formed complete forging lines. It has the capacity to produce bar, mou-ld, axle, cylinder, disc, ring and special shaped forged bar and forging. The annual output of finished products is more than 5000 tons. It is the largest production base of special steel forging in Southwest region. The main products are special steel forging products that are stainless steel, tool and die steel, high temperature alloys, blade steel, carbon steel, alloy steel, milit-ary new trial materials and so on, which are widely used in aviation, aerospace, machine, automobile, vessel, petroleum, chemical and mould industries, and get the high praise from general customers.

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