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ASTM4140 4150 8620 8630 Alloy Steel Round Bar

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Basic Info

Model No.:  ASTM4140 4150 8620 8630

Product Description

Model NO.: ASTM4140 4150 8620 8630 Standard: AISI, ASTM, GB, JIS, DIN, BS Technique: Hot Rolled Surface Treatment: Polished Special Use: Mold Steel Surface: Black or Bright Surface Trademark: Helio or buyer′s brand Origin: Shandong Type: Alloy Steel Bar Steel Grade: Scm440 42CrMo4 1.7225 SAE4140 Scm420,AISI4140 Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar Alloy: Alloy Dimensions: 10-310mm Dia: 10-310mm Specification: ASTM4140 4150 8620 8630 HS Code: 72284000
Product Description
ASTM 4140 4150 8620 8630 4145 Alloy Steel Round Bar 
1. Grade:

America Standard: AISI4140
International Standard: 42CrMo4
Japan Standard: SCM440
Germany Standard: 42CrMo4
2.Available sizes:
Dia:10-310mm
Length:3-12m
 
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) 


Product Show


   Chemical Composition(Equivalent Material)

Grade
C Si Mn P S B
45# 0.42 0.17 0.5 Max Max 0.0005

 

 

 

 

 

 
0.5 0.37 0.8 0.035 0.035 0.0035
45B 0.42 0.17 0.6 Max Max 0.0005

 

 

 

 

 

 
0.49 0.37 0.9 0.035 0.035  0.0035
S45C 0.42 0.15 0.6 Max Max 0.0005

 

 

 

 

 

 
0.48 0.35 0.9 0.03 0.035 0.0035
SAE1045 0.43 0.15 0.6 Max Max 0.0005

 

 

 

 

 

 
0.5 0.35 0.9 0.03 0.05 0.0035

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