Gold Member Since 2012
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Qingdao Jiahexin Steel Co., Ltd.

Steel Round Bar, Steel Rod, Alloy Steel Bar manufacturer / supplier in China, offering 40cr / 41cr4 Alloy Steel Bar/ Rod, High Quality Hot Sale T Bar, Hot Dipped Gavanize Z500G/M2, Galvanized Steel T Bar, Welded, Z500G/M2 and so on.

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Supplier Homepage Product Steel Bars 40cr / 41cr4 Alloy Steel Bar/ Rod

40cr / 41cr4 Alloy Steel Bar/ Rod

Purchase Qty.:
(Tons)
5-9 10+
FOB Unit Price: US $500 US $600
Purchase Qty. (Tons) FOB Unit Price
5-9 US $500
10+ US $600
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Port: Qingdao, China
Production Capacity: 10000 Mt Per Month
Payment Terms: L/C, T/T, D/P

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Basic Info
  • Model NO.: 40cr / 41cr4 Alloy Steel Bar/ Rod
  • Standard: AISI, ASTM, JIS, DIN, BS
  • Technique: Hot Rolled
  • Surface Treatment: Black\Polish\Annealed
  • Special Use: Mold Steel
  • Trademark: Jiahexin steel
  • Origin: Qingdao China
  • Type: Alloy Steel Bar
  • Steel Grade: 40cr
  • Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
  • Alloy: Alloy
  • Diameter: 10mm-700mm
  • Transport Package: Standard Export Packing
Product Description
Material: 40Cr / 41Cr4 alloy steel bar 

Diameter:10mm-700mm
Length:3000mm-12000mm Straightness: 3mm/M max
Process: EAF + LF + VD + Forged + Heat Treatment (optional)
Delivery condition: Hot forged +Rough machined (black surface after Q/T)+ Turned (optional)
Delivery Time: 30-35days
MOQ:1 tons
Heat treatment:  Normalized / Annealed / Quenched / tempered
Technical Data:  According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing
Test: Ultrasonic test according to SEP 1921-84 G3 C/c
Marking: Grade, heat NO. length will be stamped one each bar with required color
Payment: 30% advance by T\T, the balance against B/L
Application:    Statically and dynamically stressed components for vehicles, engines and machines. For parts of
larger cross-sections, crankshafts, gears.
 

 
40cr / 41cr4 / 5140 alloy steel specifications  
 
1.Chemical compasition (%) :
Grade CSiMnCr
 40Cr0.37-0.440.17-0.370.50-0.800.80-1.10
 2.Mechanical Properties
Tensile strength(MPA) ≥980 
Yield strength (MPA)≥785 
Elongation(δ5/%)9 
Reduction in Area (ψ/%)45 
Impact  (J)47 
 
Hardness  
 
≤207HB
 
 
 3.Grade comparison 
ASTM&AISI&SAEJISEN DINEN BSEN NFISOGB
5140SCr440
SCr440H
41Cr4
1.7035
41Cr4
1.7035
 
 
41Cr4
 
1.7035
41Cr440Cr

40cr / 41cr4 Alloy Steel Bar/ Rod
 
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