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Home > Products > Square & Hexagon Steel Bars > DIN 1.7225 42CrMo4, Scm440, SAE4140 Cold Drawn Flat Steel Bar

DIN 1.7225 42CrMo4, Scm440, SAE4140 Cold Drawn Flat Steel Bar

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Basic Info

Model No.:  Din 1.7225 42CrMo4, SCM440, SAE4140

Product Description

Model NO.: Din 1.7225 42CrMo4, SCM440, SAE4140 Steel Grade: Carbon Steel Technique: Hot Rolled Surface Treatment: Polished Material: DIN 1.7225 42CrMo4, Scm440, SAE4140 Specification: Dimensions: 10*10-150*150mm HS Code: 72149100 Standard: AISI, JIS, ASTM, DIN, BS, GB Certification: UL, SGS Wall Thickness: Thick Alloy: Non-alloy Trademark: HELIO or or Buyer′s Brand Origin: China(Mainland)
Specifications
 
SAE4140 hot rolled flat steel 
Thickness:12-100mm 
Width:20-150mm 
Dilivery state: cold drawn 
MOQ:100tons 


 
Din 1.7225 42CrMo4, SCM440,SAE4140 Cold Drawn Flat Steel Bar
1.Steel Grade:

GB

ASTM

JIS

DIN

BS

42CrMo

aisi4140

SCM440

42CrMo4

42CrMo4

2. Chemical Composition:

Model

C

Si

Mn

Cr

Mo

42CrMo

0.38-0.45

0.17-0.37

0.50-0.80

0.90-1.20

0.15-0.25

3. Mechanical Properties:

AISI 4140

Yield Strength(MPa)

Tensile Strength(MPa)

Elongation

AKV(J)

Reduction of area

930

1080

12%

65

45%

 4. Application:
A) General service industries (petroleum, food, chemical, paper, fertilizer, Fabric, aviation and nuclear)
B) Fluid, gas and oil transport
C) Pressure and heat transmission
D) Construction and ornament
E) Boiler heat exchangers
5.  Dimensional Range:

 

Hot-rolled

Cold-drawn

Forged

Round

20mm-300mm

16mm-70mm

250mm-800mm

Square

20*20mm-130*130mm

10*10mm-80*80mm

Your requirements

Flat

Thickness:12mm-100mm
Width: 20mm-150mm

Thickness:6mm-70mm
Width:16mm-80mm

Your requirements

 9. Size tolerances:
Hot-rolled steel round or square bar:

d/a(mm)

5.5-7

7-20

20-30

30-50

50-80

80-110

110-150

150-190

190-250

(mm)

+0.30
-0.30

+0.35
-0.35

+0.40
-0.40

+0.50
-0.50

+0.70
-0.70

+1.0
-1.0

+1.3
-1.3

+2.0
-2.0

+2.5
-2.5

Hot-rolled flat bar:

Width(mm)

Thickness(mm)

Size

Size tolerance

Size

Size tolerance

 

Normal

Better

 

Normal

Better

10-50

+0.5, -1.0

+0.3, -0.9

3-16

+0.3, -0.5

+0.2, -0.4

50-75

+0.6, -1.3

+0.4, -1.2

16-60

+1.5%
-3.0%

+1.0%
-2.5%

75-100

+0.9, -1.8

+0.7, -1.7

100-150

+1.0%, -2.0%

+0.8%, -1.8%

 
 
Contact Person: amy
Mobile Phone:+86 18963469093
 

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