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Jiangyin Golden Machinery Equipment Co., Ltd.

AISI4340 High Tensile Shaft Forged, AISI4340 Forging Steel Shaft, Forging AISI4340 Scm440 Steel Shaft manufacturer / supplier in China, offering AISI4340 Scm440 High Tensile Strength Steel Shaft Forged, SAE4140 Forged Steel Gear Shaft Q+T, SAE1045 C45n Cold Rolled Polished Steel Pipe and so on.

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Supplier Homepage Product steel shaft AISI4340 Scm440 High Tensile Strength Steel Shaft Forged

AISI4340 Scm440 High Tensile Strength Steel Shaft Forged

Purchase Qty.:
(Pieces)
1-9 10+
FOB Unit Price: US $88 US $886
Purchase Qty. (Pieces) FOB Unit Price
1-9 US $88
10+ US $886
Get Latest Price
Port: Shanghai, China
Production Capacity: 3000 Tons Per Month
Payment Terms: L/C, T/T, Paypal

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Basic Info
  • Model NO.: AISI4340 scm440 steel shaft forged
  • Molding Style: Forging
  • Application: Machinery Parts
  • Heat Treatment: Normalizing
  • Forging Tolerance: +/-0.2mm
  • Certification: ISO 9001:2000, ISO 9001:2008
  • Processing: Forged
  • Min Diameter: 200mm
  • Trademark: aisi4140/4340 high tensile shaft forged
  • Specification: JIN/ANSI/DIN/GB/EN
  • HS Code: 73269090
  • Processing Object: Metal
  • Molding Technics: Pressure Casting
  • Material: Steel
  • Surface Treatment: Polishing
  • Standard: ASTM
  • Name: AISI4140 Forged High Tensile Shaft
  • Max Diameter: 800mm
  • Max Length: 10000mm
  • Transport Package: Wooden Package and Steel Package
  • Origin: Jiangsu China
Product Description
Name: Forged aisi4140 scm440 high tensile strength shafts forged 
Company profile
We are the manufacturer specialized in machining heavy duty forging parts for nearly 18 years.Our products, such as drive shaft, Forging Hollow Shaft, Shaft Sleeve, Eccentric shaft, Forging rod, Large bolt, Heavy Duty Hydraulic Cylinder, are widely used in coiled material, petroleum, metallurgy, mine, machinery and transportation industry. etc.
Packaging & Delivery
Packaging Details:Export standard package or according to customer requirement
Delivery Detail:30~60days according to various quantity
Product List
NameTechniqueMaterialDia/mmWall thicknessLength/mm
Forging shaftForging+turning+grindingalloy steel
carbon steel
stainless steel




 
200-800----500-20000
Hollow shaftForging+drilling+turning150-800≥15mm≤17000
Shaft sleeveForge+drill & bore+turning +milling400-700≥15mm≤18000
Large boltRolled/forge+turning+threading300-800----≤17000
Hydraulic cylinderForging+drill & bore+ turning300-2000≥10mm≤10000
Other parts in deep-holeForge+ drill & bore+turning+mill300-2000----≤20000
Product Flow
1.Inquiry with drawings in details.
2.Confirm steel material, chemical compositions, mechanical properties, tolerance.
3.Confirm payment terms,order materials or check material in stock.
4.Check material chemical compositions, material weight, dimensions.
5.Cut materials record weight, making mould for casting of pr-hearting for forging.
6.Forging ratios, heat treatment ,dimension check.
7.Rough machining, UT test,heat treatment.
8.Semi-finish, quenching,
8.Fine machining, UT test, dimension inspection, mechanical properties test.
9.Customer inspection, packing, delivery arrangement.
Steel ingot making
EAF+LF+VD/VAD or ESR
Manufacturing process
EAF + LF + VD+ Forging+ Normalizing & Tempering + Rough machining + UT test + Quenching & Tempering + Precision machining
Report
Chemical composition report, Physical properties report, Heat treatment report, Dimensional inspection report, NDT report
Nondestructive test (NDT)
UT ( ultrasonic testing ), MT ( magnetic particle testing ), PT ( penetrant testing)
Quality certification : ISO 9001: 2008, IQNET.
ItemProcessFacilityInspection itemsStandard

01
 
Steel material
 inspection
 Chemical composition
(EF+LF+VD)
Material standard
 surfaceIngot inspection 
specification
 Ingot type and weightMaterial standard
02
 
Material
store
 Division putwarehouse management
1
 
Heat Heat furnaceTemperature/TimeHeating process 
specification
Forging production 
procedure
2
ForgingPressReduction ratio,forging 
temperature,deformation, 
Surface and dimensions
Forging process card
Forging procedure
3
Heat treatmentheat treatment
 furnace
heat treatment charts1st heat-treatment card
Forging procedure
4
Rough 
inspection
 Dimensions, apperance,
 Mark
Inspection specification
Forging procedure
5
Rough UTUT equipmentSingle defect, concentrated 
Defects bottom wave 
attenuation
UT standard or 
customer's technical 
requirements
6
Saw cuttingSaw machineDimensionIQC and forging
7
rough turningturning-latheDimension,appearance Rough machining 
drawing
8
UTUT equipmentSingle defect, concentrated 
defects bottom wave attenuation
UT standard or 
customer's technical 
requirements
9
Q+T 
heat treatment
heat treatment
 furnace
heat treatment chartsHeating process 
specification
10
Sampling or machiningmachining toolrough machining drawing
sampling drawing
sample machining 
drawing
11
mechanical 
property test
 tensile testing machine/
impact testing machine
ambient temperature,humidity,
Test temp.Sample dimension, 
test method
Standard
technical specification
12
finish 
machining
machining 
tool
Dimension,appearance finish machining drawing
13
UTUT equipmentSingle defect, concentrated 
Defects bottom wave 
attenuation
UT standard or 
customer's technical 
requirements
14
MTMT equipmentMagnetic particle 
indication
Test standard or 
Technical requirements
15
MarkSteel sealmarking contentProduct standard
Technical requirements
Forging process
16
Final 
inspection
 Appearance, dimension, mark
acceptance inspection
Product inspection 
specification
Product standard
P.O.
17Protection/
package
Blasting
Blasting equipment
appearance
coating thickness
Product standard
Technical requirements


AISI4340 Scm440 High Tensile Strength Steel Shaft Forged
 
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