Forging 4340 4140 Steel Crank Shaft

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Jiangyin Golden Machinery Equipment Co., Ltd.

VIP   Audited Supplier 14 years
Profile Certified by SGS/BV
forging 4140 steel crank shaft
Metal
Forging
Pressure Casting
Machinery Parts
Steel
Annealing
Polishing
+/-0.1mm
ASTM
CE, ISO 9001:2008
1/2'' to 500''
Roungh Machining
4140 Steel Crank Shaft Forging
1/2'' to 500''
4340 steel crank shaft forging
Wooden Package and Steel Package
4140 steel crank shaft
Jiangsu China
73269090
Product Description

Name: Forging 4140 4340 steel crank shaft roller

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
 
TechniqueMaterialDia/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.

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