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Jiangyin Golden Machinery Equipment Co., Ltd.

Forged SAE4140 Steel Block Barrel, SAE4130 Steel Block Barrel Forging, Forging SAE4140 Steel Block Barrel manufacturer / supplier in China, offering Forged SAE4140 SAE4130 Steel Block Barrel, Forging BS970 817m40 Stand Mandrel Shaft, Forged SAE4140 SAE4340 42CrMo Steel Shaft with Qt and so on.

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Supplier Homepage Product casting and stamping Forged SAE4140 SAE4130 Steel Block Barrel

Forged SAE4140 SAE4130 Steel Block Barrel

Purchase Qty.:
(Pieces)
1-4 5+
FOB Unit Price: US $1 US $5
Purchase Qty. (Pieces) FOB Unit Price
1-4 US $1
5+ US $5
Get Latest Price
Port: Shanghai, China
Production Capacity: 5000tons/Year
Payment Terms: L/C, T/T, D/P, Paypal

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Basic Info
  • Model NO.: forged sae4140 steel block barrel
  • Molding Style: Forging
  • Application: Machinery Parts
  • Heat Treatment: Quenching
  • Forging Tolerance: +/-0.1mm
  • Certification: SGS, CE, ISO 9001:2000, ISO 9001:2008
  • Cncturning: Roungh Machining
  • Od: 5′′ to 500′′
  • Transport Package: as Per Client′s Requirement
  • Origin: Jiangsu
  • Processing Object: Metal
  • Molding Technics: Pressure Casting
  • Material: Steel
  • Surface Treatment: Polishing
  • Standard: ASTM
  • Size: 1/2′′ to 500′′
  • Technology: Forging
  • Trademark: GD
  • Specification: aisi4140 ring forging
  • HS Code: 7326
Product Description
Name: Forging sae4140 sae4130 steel block barrel

1.Product Description
NameOpen die forging steel wind turbine main shaft
Material42CrMo, 42CrMo4, 34CrNiMo6
Production ability0.75MW-3MW
Main production processforged+ heat treatment+ rough machining+finish machining
StandardsASTM, ASME, DIN, JIS, ISO, BS, API, EN
Delivery Status N + T (Normalizing + Tempering) , with finish machining
Production capacity1.Open die forging:
Max OD: 3800mm; Max weight: 35t; Max height: 2500mm.
2.Ring rolling:
OD: 600mm~3800mm; Min ID: 500mm; Max weight: 4t; Max height: 500mm.
2.Raw Material:
Carbon steel, C-Mn steel, alloy structure steel, alloyed tool steel, cold roll steel, steel for pressure vessel,
carburizing steel, die steel, stainless steel and so on.
Wind Turbine Shaft 42CrMo4, 34CrNiMo6
Marine Shaft C-Mn steel
Hydro Turbine Shaft 20SiMn
Roller Shaft 70Cr3Mo; 9Cr2Mo; MC1; MC2; MC3
Gear Shaft 17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo
Gear 17CrNiMo6; 18CrNiMo7-6; 20CrNi2Mo; 42CrMo; 47CrNiMo6, 20CrMnMo, 30 CrNiMo6
Pressure Vessel Forgings SA105, SA350 LF2, 16Mn, 20MnMo, 15MnMo, 12Cr2Mo1, 14Cr1Mo, 42CrMo, F304, F316, 17-4PH, 4330, 4336, 4340
Ring Rolling 16Mn, 50Mn, 42CrMo, 15MnV, 35CrMo, A105, 20#, 304, 304L, 316, 316L
* As we manufacture customized products, other materials are also appreciated.
3. Specification:
1) The maximum length: 16m;
2) The maximum weight: 38t;
* The products could be manufactured according to your request.
4. Certification: 
ISO 9001:2008, PED Certificate, TUV Rheinland, Bureau Veritas (BV), Lloyd Register (LR), ABS, RINA
Germanischer Lloyd (GL), Korean Register of Shipping (KR), Det Norske Veritas (DNV), Nippon Kaiji Kyokai (NK);
5. Production Process:
Forging---heat treatment---machining (rough machining and finish machining)
6. Delivery Status:
N+T (Normalizing + Tempering), Q+T (Quenching + Tempering);
7. Specific price is determined by the material and your specific requirements.
 
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
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