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Qingdao Helio Steel Co., Ltd.

Steel, Steel Bar, Steel Round Bar manufacturer / supplier in China, offering AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar, ASTM A193 Grade B7 Steel Equivalent, AISI 8620 SAE 8620h Sncm220 Alloy Steel Round Bar Price and so on.

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AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

FOB Price: US $400 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $400/ Ton
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Port: Qingdao, China
Production Capacity: 50000mt
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: 42crmo4 alloy steel round bars price
  • Standard: AISI, ASTM, DIN, JIS, GB, BS
  • Technique: Hot Rolled
  • Surface Treatment: Polished
  • Application: Die Steel Bar
  • Material: SAE4140 AISI4140 ASTM 4140 Scm440 4 42CrMo 42CrMo4
  • Diameter: 10mm to 800mm
  • Trademark: LAIWU LE REN STEEL
  • Specification: 10MM TO 800MM
  • HS Code: 7228
  • Type: Round
  • Composition: Alloy Steel Round Bar
  • Shape: Round
  • Special Use: Mold Steel
  • Commodityize: SAE4140 Alloy Steel Round Bar
  • Delivery Condition: Hot Rolled, Cold Drawn, Forged
  • Shapes: Round, Square, Flat, Ring, Shaft
  • Transport Package: Standard Seaworthy
  • Origin: China
Product Description
42crmo4 alloy steel round bars price / 42crmo4 qt / 42crmo4 steel price / 42crmo4
 
sae4140 aisi 4140 scm440 42CrMo4 alloy steel round bar is a low-alloy iron steel containing chromium and molybdenum as strengthening elector.
sae4140 aisi 4140 scm440 42CrMo4 alloy steel material we supply includes hot rolled steel bar/steel rod such as steel round bar, steel square bar, hexagonal steel bar and forged steel bar.
 
It's Chemical composition is shown as below form:

 

 SAE

C

SI

MN

S

P

Cr

Mo

4140

0.48-0.53

0.15 - 0.35

0.70-1.00

0.035  (max)

0.035  (max)

0.80-1.10

0.15-0.25

1. Advantages:
sae4140 aisi 4140 scm440 42CrMo4 alloy steel is a versatile alloy steel with good atomspheric corrosion resistantance and reasonable strength. It shows good overal combination of strength, toughness, wear resistance and fatigue strength.   
 
2. Application: sae4140 aisi 4140 scm440 42CrMo4 alloy steel is used as forgings in the aerospace and oil and gas industries, and has myriad uses in the automotive, agricultual and defense industries. Typical usages are forged gears, shafts and spindles, fixtures, jigs, collars.
 
3. Production Line: Blast Furnace Melton Iron → EAF(EBT/BOV) → LF → VD → Molten Steel → Continuous Casting → Hot Rolling/Forged → Heat Treatment → Further Processing(Peeling/Turning)
   
4. Delivery condition and Dimensions:

 

Hot rolled round bars

16mm to 200mm

Cold drawn bars

6mm to 100mm

Forged bars

200mm to 800mm
 
5. Dimension Tolerances:
 
1): sae4140 aisi 4140 scm440 42CrMo4 alloy steel hot rolled alloy steel round bars tolerance:

 

DIA 

7-20

20-30

30-50

50-80

80-110

110-150

150-190

190-250

MM

+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

AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

2): sae4140 aisi 4140 scm440 42CrMo4 alloy steel cold drawn alloy steel bars size tolerance: H9, h10, h11  
 
AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

3): sae4140 aisi 4140 scm440 42CrMo4 alloy steel forged  bars  tolerance:  +/-5mm  for  black  surface  and +/-3mm  after  peeled/rough turned.
 
AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

6. Gas Contents:

 

Oxygen

Nitrogen

Hydrogen

20ppm(max)

90ppm(max)

2ppm(max)

7. Inclusion Rating:
 

 

A

B

C

D

 

MAX

MAX

MAX

MAX

Thin

2.0

2.0

2.0

2.0

Thick

1.0

1.0

1.0

1.0

8. Grain Size: 5 to 8
 
9. Length: The ends will be saw cut. The ends will be free from burrs and slag lumps. Length can be customized according to customers' demands.
 
10. Straightness: 3mm/m(max) for hot rolled bars and 2mm/m(max) for cold drawn bars
 
11. Processing:
 
Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring
 
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering
 
AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

12. Markings: Material, Dimension, Heat No.
 
13. Quality tests: Spectral Tested, Microstructure Tested, Macrostructure Test,  Hardness Test, Upsetting Test
 
AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

14. Packing:
1): The goods will be packed by wire rods or iron strips, 2 to 3mt each bundle
2): Tow or three tags will be attached on each bundles with steel grade, specification, heat no. Diameter
3): For further processing products such as cold drawn, peeled or heat treated goods, plastic bags wrapped or pallet loading is available according to customers' demands.
AISI4140 SAE4140 Scm440 42CrMo4 Alloy Steel Round Bar

China professional steel manufacturer, China steel supplier, China steel processor, China steeexporter. We have several cooperative steel mills and further processing mills. We are China professional steel manufacturer, steel supplier, steel processor and steel exporter. Our major products are steel round, square and flat bars as well as steel plates, wire rods , steel pipes and steel forgings.

Tel/Fax

0086-634-5648998/0086-634-5648997

Mobile

0086-18953401725

Contact

Angelina

The other major mateirals we supply:

JIS

AISI/SAE/ASTM

DIN

SS400/SS41

A36

S235JR/ST37-2

S20C

1020

C22

S45C

1045

C45

SCr440

5140

41Cr4

SCM420

4120

25CrMo4

SCM430

4130

25CrMo4

SCM435

4135

34CrMo4

SCM440

4140

42CrMo4

----

4150

----

----

8620

21NiCrMo2

----

4340

----

SUJ2-SUJ5

52100

100Cr6

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