Basic Info.
Model NO.
forged steel bar
Special Use
Free Cutting Steel, Mold Steel
Application
Machine Parts/Shaft
Heat Treatment
Qt/Normalized/Annealing
Dia Tolerance of Rough Machining
-0/+0.5mm
Delivery Time
10-30days
Ready Stock Grade
4140 1045
Transport Package
Seaworthy Pacakging
Specification
200mm-1000mm
Trademark
customized
Origin
China
Production Capacity
5000tons
Product Description
alloy forged bar/forged steel bar/forged steel round bars
forged steel shaft
roller shafts
forging parts
with grade A105 4140 42CrmO4 4130 4340 8620 1045
Factory Quality Control
PO=>Make production plan(By professional QA team)=>Select perfect raw material(100% checked by Metal Analyzer)=>Cut raw material(marking transfer)=>Heating&forged(production record to control the forge ratio=>HT after forged(Time&TEMP record)=>check black forged(grain size,UT&Sizes)=>rough machining(UT&Sizes)=>Heat treatment(controlled by computers)=>check mechanical property&hardness(universal testing machine&KING hardness tester)=>Semi finish machining(UT,MT&sizes)=>final check(all QC records)=>Packing&warehousing(all docs)=>delivery on time
Our advantage
Forged shafts and foring parts
Forged steel bar 4140 cutting
Forged steel bars with grade 4140 42CrMo SCM440 4150 4340 8620
Keywords:forging/forged steel/steel forging/forged bar/forged steel/C45 forged steel/CK45 forging parts/shaft/roller shafts/hot forging steel/forging shaft/forging/forged steel/steel forging/forged bar/forged steel/C45 forged steel/CK45 forging parts/shaft/roller shafts/hot forging steel/forging shaftforging/forged steel/steel forging/forged bar/forged steel/C45 forged steel/CK45 forging parts/shaft/roller shafts/hot forging steel/forging shaft
forged steel shaft
roller shafts
forging parts
with grade A105 4140 42CrmO4 4130 4340 8620 1045
Factory Quality Control
PO=>Make production plan(By professional QA team)=>Select perfect raw material(100% checked by Metal Analyzer)=>Cut raw material(marking transfer)=>Heating&forged(production record to control the forge ratio=>HT after forged(Time&TEMP record)=>check black forged(grain size,UT&Sizes)=>rough machining(UT&Sizes)=>Heat treatment(controlled by computers)=>check mechanical property&hardness(universal testing machine&KING hardness tester)=>Semi finish machining(UT,MT&sizes)=>final check(all QC records)=>Packing&warehousing(all docs)=>delivery on time
Our advantage
- Computer-Aided Design (CAD) System
- Multiple Wire EDM (Electric Discharge Machining) Machines
- Plunge EDM (Solid Electrode Electric Discharge Machining)
- Complete Manufacturing of Carbide Dies
- Contoured Straightener Rolls
- Profile Shape Shear Knives
- Fast Tooling Changes and Modifications
- An Advanced Quality Planning System Used for Prototyping
| Similar grade in different standard | SAE4140/1.7225/SCM440/42CrMo4/42CrMo |
| Available sizes | Forged steel round bar:200mm-800mm Forged steel square:block200mm*200mm-500mm*500mm Forged steel flat block (150mm-500mm)*(200mm-500mm) Forged Shaft:according to client's drawing,we also can supply drawing according to client's requirement |
| Production Process | EAF+LF+VD ( necessary) +forged+UT+ rough machined(optional) +UT+ Heat Treatment (optional)+UT+Precision machining |
| Delivery condition | Forged+black surface Forged+rough machined Forged+rough turned+QT/annealed/normalized |
| Heat treatment: | Normalized / Annealed / Quenched / tempered (optional) |
| Applications | Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears. |
| Inspection | Spectral Tested, Microstructure Tested,Hardness Test,Macrostructure Test,100% UT test according to :SEP1921-84,GR.3 CLASS C/c or D/d |
| Packing situation | standard seaworthy packing or as customer required |
| Delivery time | 7days for stock,30days for new material |
| Payment term | T/T or L/C |
| Our mill's certificates | ISO901&ISO.TS16949,ISO4001,OHSAS18001 Special Equipment Manufacturing License of P.R.C for pipeline plate,steel plate for boiler&Vessel; ISO/TS16949 2009 for Manufacturing of Special steel;Europe CE Mark Certificate;JIS MARK,KS MARK. |
Forged shafts and foring parts
Forged steel bar 4140 cutting
Forged steel bars with grade 4140 42CrMo SCM440 4150 4340 8620
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