Carbon Alloy Steel Round Bars AISI 4140

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Loading Port:
China main port
Payment Terms:
TT OR LC
Min Order Qty:
30 m.t.
Supply Capability:
10000 m.t./month

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Product Description:

Carbon Alloy Steel Round Bars AISI 4140     

Technical Paramenters 

Chemical Composition

Mechanical Properties (In Quenched & Tempered State)

C

0.38-0.43 %

Tensile strength(MPA) 

≥1080(110)

Si

0.15-0.35%

 Yield strength (MPA)

≥930(95)

Mn

0.75-1.00 %

 Elongation (δ5/%)

≥12

Cr

0.80-1.10 %

 Reduction in Area (ψ/%)

45

Ni

≤0.030 %

 Impact  (J)

 63

P

≤0.030 %

 Impact toughness value αkv (J/cm2)

≥78(8)

S

≤0.040 %

 Hardness 

≤217HB

Cu

≤0.030 %



Mo

0.15-0.25 %




Products Show 

 


Standard Grades  

 

Werkstoff-NO.

DIN-EN

DIN-Abbreviation

SAE/AISI

1.1545

10096

C 105 W1

W110

1.1730

10096

C 45 W

--

1.2063

10096

145Cr6

-

1.2067

10096

100Cr6

L1/L3

1.2080

10096

X210Cr12

D3

1.2101

10096

62SiMnCr4

-

1.2210

10096

115CrV3

L2

1.2363

10096

X100CrMoV5 1

A2

1.2379

10096

X155CrVMo12

D2

1.2419

10096

105WCr6

-

1.2436

10096

X210CrW12

D6

1.2510

10096

100MnCrW4

O1

1.2542

10096

45 WCrV7

S1

1.2550

10096

60WCrV7

S1

1.2601

10096

X165CrMoV 12

-

1.2721

10096

50 NiCr13

-

1.2826

10096

60MnSiCr4

-

1.2842

10096

90MnCrV8

O2







Chemical Elements:











Grade

C

Si

Mn

P≤

S≤

Cr

Mo

V

W

OTHER

1.2344/SKD61/H13

0.35-0.42

0.80-1.20

0.25-0.50

0.03

0.02

4.80-5.50

1.00-1.50

0.80-1.15


Cu≤0.25 Ni≤0.25

4Cr5MoSiV1

0.32-0.42

0.80-1.20

0.20-0.50

0.030

0.030

4.75-5.50

1.10-1.75

0.80-1.20



1.2379/D2/SKD11

1.50-1.60

0.10-0.40

0.15-0.45

0.030

0.030

11.0-12.0

0.60-0.80

0.90-1.10



1.2510/O1/SKS3

0.85-1.0

0.10-0.50

1.0-1.40

0.030

0.030

4.75-5.50


≤0.30

0.4-0.6



1.2363/A2/SKD12

0.95-1.05

0.10-0.50

0.40-1.00

0.030

0.030

4.75-5.50

0.90-1040

0.15-0.50




4140

0.38-0.43

0.15-0.35

0.75-1.00

0.035

0.040

0.80-1.10

0.15-0.25




4340

0.38-0.43

0.15-0.35

0.60-0.80

0.035

0.040

0.70-0.90

0.20-0.30



Ni 1.65-2.00

P20/1.2330/M202

0.28-0.40

0.20-0.80

0.60-1.00

0.030

0.030

1.40-2.00

0.30-0.55





Work Shop 

 Carbon Alloy Steel Round Bars AISI 4140


Company Information 

CNBM International Corporation is the most important trading platform of CNBM group.

Whith its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high qulity series of refractories as well as technical consultancies and logistics solutions.

 


FAQ

1, Your advantages?

     professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposale

2, Test & Certificate?

      SGS test is available, customer inspection before shipping is welcome, third party inspection is no problem

3,  Factory or Trading Company?

      CNBM is a trading company but we have so many protocol factories and CNBM works as a trading department of these factories. Also CNBM is the holding company of many factories.

4, Payment Terms?

    30% TT as deposit and 70% before delivery.

    Irrevocable L/C at sight.

5, Trading Terms?

    EXW, FOB, CIF, FFR, CNF

6, After-sale Service?

     CNBM provides the services and support you need for every step of our cooperation. We're the business partner you can trust.

     For any problem, please kindly contact us at any your convenient time.

We'll reply you in our first priority within 24 hours.


Packaging & Delivery

1, Packaging: seaworthy package or as required 

2, Delivery: 35-45 days or based on quantity


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