SAE4140 4145h 4150 Forging Alloy Round Steel Bar Forged Shaft

China SAE4140 4145h 4150 Forging Alloy Round Steel Bar Forged Shaft, Find details about China Forged Steel, Forged Shaft from SAE4140 4145h 4150 Forging Alloy Round Steel Bar Forged Shaft

Basic Info.

Model NO.

forging steel

Special Use

Mold Steel, Roller Shaft or Pinion Gear

Application

Drill Pipe Joints

Heat Treatment

Yes

Grade

4140/1.7225/En19/Scm440

Forged Steel Bar

Forged Shaft

Hot Forging

Forging Flange

Pinion Gear for Suger Company

Pinion Gear

Trademark

DaJin

Transport Package

Seaworthy Packing

Specification

200mm-1600mm

Origin

Shandong

Model NO.

forging steel

Special Use

Mold Steel, Roller Shaft or Pinion Gear

Application

Drill Pipe Joints

Heat Treatment

Yes

Grade

4140/1.7225/En19/Scm440

Forged Steel Bar

Forged Shaft

Hot Forging

Forging Flange

Pinion Gear for Suger Company

Pinion Gear

Trademark

DaJin

Transport Package

Seaworthy Packing

Specification

200mm-1600mm

Origin

Shandong

Product Desciption

Forged steel round bars
EN19 EN24 froged round steel bars
Hot forging shafts
Alloy Steel Round Bar 4140 1.7225

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)

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SAE4140 4145h 4150 Forging Alloy Round Steel Bar Forged Shaft