Description
Jiangsu Liangyi is professional manufacturer of SNCM 439,SNCM8,SNCM439,SNCM 8 open die forging parts and seamless rolled steel forged rings from china
Following is the shape of SNCM 439,SNCM8,SNCM439,SNCM 8 forging steel material that we could do is:SNCM 439 Forged Steel round bars square bars Flat bars Rectangles Bars Rods,SNCM 439 Forged forging steel rings seamless rolled rings,SNCM8 Forged Forging Steel Hubs housing shell Sleeves Bushes Bushing Cases Hollow Bars,SNCM 439 forging forged steel shafts,gear,pinion shafts,spindles,gear wheel,SNCM8 Forged Forging Steel Discs Disks Blocks plates,SNCM 439 Forged Forging Steel Pipe Tubes Tubings Piping Shells Casings Case barrels Housings.
Following is forging products of SNCM 439,SNCM8,SNCM439,SNCM 8 material that is used in following industry
SNCM 439 Forged Forging Sugar Mill Gear shafts,pinion shafts,roller shafts,flanges coupling
SNCM 439 Cement Mill Rotary Kiln Forged Forging Steel case hardened ground Pinion Shafts
SNCM8 Forging Forging Steel mill gear pinion shafts
SNCM 439 Forging wind turbine gearbox gear shafts,ring gears
SNCM8 forging forged locomotive transmission shafts
SNCM 439 forging forged crane wheels
SNCM 439 hydro turbine shafts
SNCM 439 Forging gearbox,gear reducer gear wheels, pinion shafts,ring gears,
SNCM 439 Forging crankshafts for gas compressor, mechanical presses,pump.
SNCM 439 forging steel Spindles
SNCM 439 Forging steel gear couplings
SNCM 439 Forged Forging Rolled Steel Granulators driers coaters coolers Riding Gear Rings
SNCM 439 Forged Forging Steel Cement Plant Pull Torque Rods
SNCM 439 Forged Forging Steel Crusher Shaft eccentric shafts,Mining Mine rock Gyratory crusher Eccentric shafts Spindles,Crusher Belt Pulley Wheels.
SNCM 439 Forged Forging Steel Mining Excavator Slewing Bearing Ball Races rings
SNCM 439 Forged Forging Steel Oil Drilling Tools Gear Shaft Pinion Shafts
SNCM 439 Forged Forging Steel helical gearing ground ship gearwheel Gear Wheels
SNCM 439 Forged Forging Steel Dragline Drag Line Power Shovel Cam Swing Shafts Shafting Spindles,dragline CENTRE PINTLE
SNCM 439 Forged Forging Steel Atomizer Shafts For Flue Gas Desulfurization scrubber Systems
SNCM 439 Forged Forging Steel drilling rigs Mud pump herringbone gear shafts pinion shafts
SNCM 439 Forging Forged Steel Thread Tie Rods
SNCM 439 Forged Forging Steel Electric Shovel Shaft Couplings
SNCM 439 Forged Forging Steel Granulator Gear Shafts
SNCM 439 Conveyor Pulley Forging Forged Steel Shafts factory
SNCM 439 Forged Forging Steel Hydraulic Honed Cylinders
SNCM 439 Forged Forging Steel Mine hoist systems Equipment Shaft Shafting Spindles
SNCM 439 Forged Forging Steel Rotary Dryer Trunnion Wheels
SNCM 439 Forged Forging Forge Steel Cold Mill Decoiler Coiler Mandrel Drum Shafts
SNCM 439 Forged Forging Steel bullgear Spider Gear Rims
SNCM 439 Forged Forging Shovel SWING Rimmed GEARING Gear DRUM GEAR,SWING PROPEL Pinion SHAFTS
SNCM 439 Forged Forging Steel Truck RING GEARS PLANET GEARS PINION SHAFTS
SNCM 439 Forging Forge Steel Offshore subsea anchor winches Stub Shafts Spindles
SNCM 439 Forged Forging Steel Seamless Hot rolled Truck concrete mixers semi-trailer bearings Rings
SNCM 439 Forged Forging Steel Subsea oil gas drilling equipments Box Riser Joint
SNCM 439 Forged Forging Railway locomotive Traction Motors end housings Rear End Shields
SNCM 439 Forged Forging Steel Gas Steam Turbine Labyrinth seal bushing
SNCM 439 Forged Forging Steel Gas Steam turbine generator air gap annular split baffle rings
SNCM 439 Forged Forging Steels Christmas Trees wellhead Spool Body Bodies
SNCM 439 Forged Forging forge Steel Gas Steam turbine Power generator Shafts
SNCM 439 Forged Forging Gas Steam turbine Rotors Forward Stub Shafts Spindles
SNCM 439 Forged Forging drilling tools,risers,connectors,flexible joint ,seals,flanges gasket factory
SNCM 439 Forged Forging drilling tools,risers,connectors,flexible joint ,seals,flanges gasket
SNCM 439 Forged Forging Steel gate valves Body Bodies bespoke flat bars
SNCM 439 Forged Forging Steel double studded adapter flange
SNCM 439 Forged Forging Steel Casing Heads,Tubing Heads,Casing Hangers,Tubing Hangers,Tubing Spools,Casing Spools,Spacer Spools
SNCM 439 Forging/Forged Fracturing Mud Pump Fluid End ModuleForged/Forging Blowout Preventer RAM Annular Bop Body Bodies
SNCM 439 Forged Forging Steel Pumping Equipment Eccentric Laterals Lateral Forgings
SNCM439 Forging Forged Steel shield TBM cutter Cutting Rings
SNCM 439 Forging/Forged Steel Wellhead Christmas Tree Frac Head (Fracturing Head)
SNCM 439 Forged Forging Steel drill head casings,collars,landing bowls
SNCM 439 Forged Forging Forge Steel FLANGED BOSSES
SNCM 439 Forged Forging Subsea Extrusions Oil Gas Inventory
SNCM 439 Forged Forging Steel Annulus AWB/PWB wing blocks Body Bodies
SNCM 439 Forged Forging Forge Steel Offshore subsea anchor winches Stub Shafts Spindles
SNCM 439 Forged Forging Steel Lower Torque Hydro Master gate Frac valve Lower Master Valve Block Body Bodies
SNCM 439 Forged Forging Oil field downhole drilling tool Mud Motor Drive shafts
SNCM 439 Forged Forging Valve Balls,valve Bonnets,valve Body Bodies ,valve Stems,valve closures, valve seat rings, valve core, valve discs,for H type two way 2‐way one way back pressure valves, ball valve,check valve,gate valve
SNCM 439 Forged Forging Steel Rotary Rock Drilling Tri-Cone Tricone Drill Bit cutter (PDC) Body Bodies factory
Forged Forging Steel Rotary Rock Drilling Tri-Cone Tricone Drill Bit cutter (PDC) Body Bodies
SNCM 439 is Steel used for highly stressed, impact-, torsion- and vibration-exposed parts, such as shafts, cranked shafts, press parts, heavily loaded rings, very large screws, such as cylinder cover screws for high-pressure steam turbines, rotors and discs for steam turbines, and all other heavy-duty machine applications requiring large diameter, high strength and significant ductility.
FOllowing is SNCM 439 forging parts melting requirement
Electric arc furnace or blast furnace and oxygen blast converter shall be used, each with subsequent ladle treatment;
Steel shall be vacuum degassed;
Steel shall be non-radioactive;
Macrostructure of SNCM 439 forging steel [arts is as follow
Visual examination of transverse full cross-sections SNCM 439 forged bars, billets, and stock for SNCM 439 forging, SNCM 439 forged rings, orextrusions, etched in hot hydrochloric acid in accordance with ASTM A 604, shall show no pipe or cracks. Porosity,segregation, inclusions, and other imperfections shall be no worse than the macrographs of ASTM A 604
- MACROSTRUCTURE LIMITS of 1.4449 forging materialis as follow
Class Condition Severity
1 Freckles A
2 White Spots A
3 Radial Segregation A
4 Ring Pattern B
Chemical Composition of SNCM 439 forged shafts
C ：0.36～0.43
Si：0.15～0.35
Mn：0.60～0.90
S ：≤0.025
P ：≤0.025
Cr：0.60～1.00
Ni：1.60～2.00
Cu：≤0.025
Mo：0.15～0.30
Mechanical Properties of the Raw Material of SNCM 439 forging gear shafts
σb (MPa)：≥980(100)
σs (MPa)：≥835(85)
δ5 (%)：≥12
ψ (%)：≥55
(J)：≥78
αkv (J/cm2)：≥98(10)
hardness：≤269HB
FOllowing is testing standard of our SNCM 439,SNCM8 forged steel parts
ASTM E10-12: Standard Test Method for Brinell hardness of Metallic Materials;
ASTM A370-12: Standard Test Methods and Definitions for Mechanical Testing of Steel Products;
ASTM E23-07a: Standard Test Methods for Notched Bar Impact Testing of Metallic Materials;
AMS 2315G: Determination of Delta Ferrite Content,
ASTM E45-05: Standard Test Methods for Determining the Inclusion Content of Steel,
ASTM E112-10: Standard Test Methods for Determining Average Grain Size,
ASTM E837: Standard Test Method for Determining Residual Stresses by the Hole-Drilling Strain-Gage Meth
Welcome your inquiry of SNCM 439,SNCM8,SNCM439,SNCM 8 forging parts
