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Qingdao Helio Steel Co., Ltd.

Steel, Steel Bar, Steel Round Bar manufacturer / supplier in China, offering 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar, Gr8.8 40cr 41cr4/1.7035 5140 530A40 Fasteners Qt Steel Bars, Hot Rolled Carbon Steel Bar St37-2 1020 Ss400 050A20 and so on.

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42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar

FOB Price: US $500 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $500/ Ton
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Production Capacity: 50000mt
Transport Package: Standard Seaworthy
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: 42CrMo4 scm440 4140 cold drawn steel round bar
  • Standard: AISI, ASTM, DIN, JIS, GB, BS
  • Technique: Cold Drawn
  • Surface Treatment: Polished
  • Application: Die Steel Bar
  • Material: SAE4140 AISI4140 ASTM 4140 Scm440 42CrMo 42CrMo4
  • Diameter: 10mm to 800mm
  • Trademark: LAIWU LE REN STEEL
  • Origin: China
  • Type: Round
  • Composition: 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
  • Shape: Round
  • Special Use: Mold Steel
  • Commodityize: 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
  • Delivery Condition: Hot Rolled, Cold Drawn, Forged
  • Shapes: Round, Square, Flat, Ring, Shaft
  • Specification: 10MM TO 800MM
  • HS Code: 7228
Product Description
42CrMo4 scm440 4140 cold drawn steel round bar

sae 4140 steel price per ton /  sae 4140 steel rod price  /  sae 4140 steel bar price / sae 4140 alloy steel price list / price of steel / price of steel bar
 
sae4140 steel is a low-alloy iron steel containing chromium and molybdenum as strengthening elector.
sae 4140 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:
sae 4140 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: sae 4140 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:

 

42CrMo4 scm440 4140 cold drawn steel round bar 
8mm to 100mm

42CrMo4 scm440 4140 cold drawn steel square bar 

10*10mm to 100*100mm

42CrMo4 scm440 4140 cold drawn steel hexagonal bar 

10mm to 75mm

 
5. Dimension Tolerances: sae 4140 steel cold drawn alloy steel bars size tolerance: H9, h10, h11  
 
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
 
12. Markings: Material, Dimension, Heat No.
 
13. Quality tests: Spectral Tested, Microstructure Tested, Macrostructure Test,  Hardness Test, Upsetting Test
 
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.
 
sae 4140 steel hot rolled round bars: 
42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar 
sae 4140 steel cold drawn bars: 
 
 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
sae 4140 steel peeled bright bars: 
 
 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
sae 4140 steel chamfered or beveled bars: 
 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
 sae 4140 steel forged bars: 
 
 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
sae 4140 steel forged bright bars: 
 42CrMo4 Scm440 4140 Cold Drawn Steel Round Bar
China professional steel manufacturer, China steel supplier, China steel processor, China steel exporter
 
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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