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Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft

China Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft, Find details about China Forging Steel Shaft, Steel Forging Shaft from Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft

Model NO.
forging 4340 long motor shaft
Surface Treatment
Polishing
Forging Tolerance
+/-0.2mm
Standard
ASTM
Certification
ISO 9001:2000, ISO 9001:2008
Name
Steel Long Motor Shaft Forging
Processing
Forged
Max Diameter
800mm
Min Diameter
200mm
Max Length
10000mm
Trademark
steel forging shaft
Transport Package
Wooden Package and Steel Package
Specification
forging steel spindle
Origin
Jiangsu China
HS Code
73269090
Model NO.
forging 4340 long motor shaft
Surface Treatment
Polishing
Forging Tolerance
+/-0.2mm
Standard
ASTM
Certification
ISO 9001:2000, ISO 9001:2008
Name
Steel Long Motor Shaft Forging
Processing
Forged
Max Diameter
800mm
Min Diameter
200mm
Max Length
10000mm
Trademark
steel forging shaft
Transport Package
Wooden Package and Steel Package
Specification
forging steel spindle
Origin
Jiangsu China
HS Code
73269090
Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft
Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft
Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft
Name: Forging sae4140 scm440 A105 steel motor shaft /steel forging shaft

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
Name
Technique
 		MaterialDia/mmWall thicknessLength/mm
Forging shaftForging+turning+grinding

alloy 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.

Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft
Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft
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.
 
Item
Process
 		FacilityInspection 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
Forging 4340 Outboard Long Motor Shaft/Steel Forging Shaft



 

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