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Qingdao Helio Steel Co., Ltd.

4140 Steel Round Bar, 42CrMo Alloy Round Steel Bar, Round Bar manufacturer / supplier in China, offering AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar, High Quality Round Bar /Steel 1045 S45c, B2 B3 B4 Hot Rolled Steel Bar for Making Steel Ball and so on.

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Supplier Homepage Product Steel bar for machine Alloy steel bar AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar

AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar

Purchase Qty.:
(Tons)
10-19 20+
FOB Unit Price: US $600 US $580
Purchase Qty. (Tons) FOB Unit Price
10-19 US $600
20+ US $580
Get Latest Price
Production Capacity: 50000 Metric Ton/Metric Tons Per Month
Transport Package: Standard Bundles, Containers or Bulk
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: round bar
  • Standard: AISI, ASTM, GB, JIS, DIN, BS
  • Application: Structural Steel Bar
  • Alloy: Alloy
  • Name: Alloy Round Steel Bar
  • Surface: Bright or Black Surface
  • Diameter: 10mm-1000mm
  • Hot Rolled Dia: 16mm-310mm
  • Trademark: Helio
  • Origin: Shandong, China (Mainland)
  • Type: Alloy Steel Bar
  • Technique: Hot Rolled or Cold Drawn
  • Surface Treatment: Coated
  • Special Use: Mold Steel
  • Supply Condition: Hot Rolled or Cold Drawn or Hot Forged
  • Grade: Scm440 42CrMo 4140 1.7225
  • Cold Drawn Diameter: 10mm-120mm
  • Hot Forged Dia: 200-1000mm
  • Specification: Dia: 10-320mm
Product Description
Alloy Steel Round Bar 4140/
Aisi 4140 Round Bar,cold drawn round bar B7
1.7225 Steel,forged round bar
4140 Round Steel Bar,hot rolled alloy round bar 

1.Chemical Composition (%):
GradeCSiMnPSCrMo
42CrMo40.38-0.450.17-0.370.40-0.70≤0.035≤0.0350.90-1.200.15-0.25
1.72250.38-0.45≤0.400.60-0.90≤0.025≤0.0350.90-1.200.15-0.30
41400.38-0.430.15-0.350.75-1.00≤0.035≤0.0400.80-1.100.15-0.25
2.Available sizes:
Round: Dia. 10 - 1000mm
Flat: Thickness 10 - 120mm, width 305 - 2200mm
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) 
10.our  service
 Contacts person:Ms.Sunny Sun
 
 S-kype:sunny88962
CELL:86 13963407991
11.Our hot rolled 4140 round bar picture
 AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar
 forged round bar 42CRMO steel bar 
AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar

cold drawn round steel bar 

AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar


AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar

our round steel bar factory 
AISI4140 42CrMo Hot Forged Hot Rolled Cold Drawn Steel Round Bar

 
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