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AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm

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China JIANGSU MITTEL STEEL INDUSTRIAL LIMITED certification
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AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm

AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm
AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm

Large Image :  AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm

Product Details:
Place of Origin: CHINA
Brand Name: TISCO,BAO STEEL
Certification: SGS,ISO
Model Number: 40Cr / 5140 / SCr440 / 41Cr4
Payment & Shipping Terms:
Minimum Order Quantity: 2Ton
Price: 750 USD/Ton
Packaging Details: Export packing
Delivery Time: 7 days
Payment Terms: T/T or L/C
Supply Ability: 5000 Tons every month

AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm

Description
Name: Steel Round Bar Dia: 20-520mm
Length: 6-11m Type: Hot Rolled / Forged
Alloy Or Not: Non-alloy Technique: Hot Rolled,Forged
Type: Alloy Steel Bar Standard: ASTM,DIN,AISI
Shape: Round Length: 1--12m
Surface: Mill Finish Or Peeled Finish Delivery Condition: Annealed
Heat Treatment: Normalized +Annealed +Quenched + Tempered
High Light:

od 430mm forged round bar

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5140 forged round bar

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aisi 5140 round bar

AISI 5140 JIS SCr440 / 40Cr Forged Steel Round Rod Hot Rolled OD 430mm Steel Bar

40Cr steel round bar
1.Steel grade:

GB:40Cr          AISI:5140      JIS:SCr440        DIN:1.7035                                                                        

 

2.Chemical composition(%):

C Si Mn Cr P S
0.37-0.44 0.17-0.37 0.5-0.8 0.8-1.1 ≤0.03 ≤0.03

 

3.Size:

Round       dia:50-350mm length: 6-11m                                                                                               

 

4.Deliver condition: forged+black surface+Peeled                                                                              

 

5.Test:Ultrasonic test according to SEP 1921                                                                                       

 

6.Application:

Mainly used to make various alloy structural parts and components, such as station boiler superheater collector, large-diameter pipe plate structure, various shaft,gear,gear ro                                               

 

7.The advantage of us

* Fast response in reply
* Good communication sales with reasonable price.
* Good quality materials.
* Mix order in small quantities and large order is acceptable
* Fast lead time.
* Rich experience in export business.
* Well after sales service.
* Flexible policy.                                                                                                                                       

8.packing

1.Big outer diameter: in bulk
2.Small outer diameter: packed by steel strips
3.woven cloth with 7 slats 
4.according to the requirements of customers     

AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm 0AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm 1AISI 5140 JIS SCr440 / 40Cr Forged Round Bar Hot Rolled OD 430mm 2

1.Application:

Used to manufacture medium speed and medium load parts after quenched and tempered, such as gear, shaft, worm, spline shaft, centre sleeve, etc.
Used to manufacture high hardness surface and wear resistance parts after high frequency case hardening and tempered, such as gear, main shaft, bent axle, mandrel, sleeve, pin, connecting rod, screw, nut, etc.
Used to manufacture high load and medium speed impact parts after quendced and medium temperature tempered, such as pump rotor, slider block, main shaft, lantern ring, etc.
Used to manufacture high load, low speed impact and wear resistance parts after quenched and low temperature tempered, such as shaft, main shaft, worm, lantern ring, etc.
Used to manufacture big size and high low-temperature impact toughness driving parts after carbonitriding, such as shaft, gear, etc.

 

Material: 41Cr4 / 5140/40Cr round bar steel hot forged , forged steel bar, Small MOQ
Diameter: 80mm-1200mm
Length: 1000mm-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: 10-45 days
MOQ: 2-3 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 TT; Balance pay before the shipment against shipping documents or irrevocable LC at sight
Application: Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.

 

2, Chemical Composition

C Si Mn P S Cr
0.38 - 0.45 max 0.4 0.6 - 0.9 max 0.035 max 0.035 0.9 - 1.2

 

3,Properties:

Nominal diameter (mm): to 16 16 - 40 40 - 100
 
Rm - Tensile strength (MPa) (+QT) 1000-1200 900-1100 800-950
Nominal thickness (mm): to 8 8 - 20 20 - 50
 
Rm - Tensile strength (MPa) (+QT) 1000 900 800

 

Nominal diameter(mm): or for flat products thickness: to 8; 8-20; 20-60; to 16 16 - 40 40 - 100
 
Re - Upper yield strength or
Rp0.2 - 0.2% proof strength (MPa) (+QT)
800 660 560

 

Temperature ° C +20
 
KV - Impact energy (J) (+QT) 30-35
Temperature ° C +20
 
KV - Impact energy (J) transverse, (+QT) 22

 

Nominal thickness (mm): to 16 16 - 40 40 - 100
 
A - Min. elongation Lo = 5,65 √ So (%) (+QT), round products 11 12 14

 

Nominal diameter (mm): or for flat products thickness: to 8; 8-20; 20-60; to 16 16 - 40 40 - 100
 
Z - Reduction in cross section on fracture (%) (+QT) 30 35 40

 

Brinell hardness (HBW): (+S) 255
Brinell hardness (HBW): (+A) 241
4. Related Steel grades:
USA: AISI 5140,ASTM 5140 ,
JIS: JIS SCr440 JIS(SCr4),
GB: 40Cr

 

Contact Details
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED

Contact Person: Mr. Gao Ben

Tel: +86-18068357371

Fax: 86-0510-88680060

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