18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block

Model NO.
forged steel
Special Use
Mold Steel, Roller Shaft or Pinion Gear
Application
Roller Shaft
Main Material
Alloy Steel Bar
Heat Treatment
Q+T/Normalized/Annealling
Raw Material
Steel Bloom or Steel Ingot
Length
According to Client′s Requirment
Tolerance of Rough Machining
-0/+0.5mm
Transport Package
Seaworthy Packaging
Specification
customized
Trademark
customized
Origin
Shandong
Production Capacity
5000tons
Reference Price
$ 630.00 - 810.00
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Product Description

aisi 4340 40CrNiMoa
Forged Alloy Steel Round Bar 4140 1.7225
Hot forging steel bar
Forged parts
SCM440 SCM435 4130 4140 4145 forged bars
18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block 18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block
1.Chemical Composition (%):
Grade C Si Mn P S Cr Mo
42CrMo4 0.38-0.45 0.17-0.37 0.40-0.70 ≤0.035 ≤0.035 0.90-1.20 0.15-0.25
1.7225 0.38-0.45 ≤0.40 0.60-0.90 ≤0.025 ≤0.035 0.90-1.20 0.15-0.30
4140 0.38-0.43 0.15-0.35 0.75-1.00 ≤0.035 ≤0.040 0.80-1.10 0.15-0.25
2.Available sizes:
Round: Dia. 16 - 1000mm
16mm-350mm with hot rolled supply condition;
200-1000mm with forged supply condition
3. Delivery condition : Hot rolled or forged, Peeled or black surface, annealed or QT.
4.Applications:
Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.
5.Heat Treatment:
Soft annealing: heat to 680-720°C, cool slowly.
Hardness after annealing: Max. 241 HB
Hardening: 820 - 850 °C
Normalizing temperature: 840-880°C
Tempering: 540-680°C
6. Inspection:  100% Ultrasonic according to the test standards:SEP1921-84,GR.3 CLASS C/C
7. Packing situation:   standard seaworthy packing or as customer required
8. Delivery time:  30  days after order confirmed  
9.   Process:  EAF+LF+VD ( necessary) +UT+ Peeled(optional)  +Turned (optional) + Heat Treatment (optional)
18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block 18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block 18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block
hot forging prcoessing
18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block 18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block

rough machining roller shafts

18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block
UT test 100% of forged steel bar before shipment
18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block
18crnimo6 4340 4140 1.7225 Forged Steel Bar Forging Block
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Alloy Steel

PNEUTEC.IT, 2023