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Qingdao Helio Steel Co., Ltd.

4150 Steel, ASTM4150, AISI4150 manufacturer / supplier in China, offering 50crmo AISI4150 SAE4150 Qt Alloy 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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Supplier Homepage Product Steel bar for machine Alloy steel bar 50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar

50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar

FOB Price: US $450 / Ton
Min. Order: 25 Tons
Min. Order FOB Price
25 Tons US $450/ Ton
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Production Capacity: 500000 Tons Per Month
Transport Package: Standard Seaworthy
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 4150 steel
  • Standard: AISI, ASTM, DIN, JIS, GB, BS
  • Technique: Hot Rolled
  • Surface Treatment: Drawn, Peeled, Turned
  • Application: Die Steel Bar
  • Shapes: Round, Square, Flat, Hexagonal
  • Heat Treatment: Annealed, Normlized, Qt
  • Specification: 16mm to 800mm
  • HS Code: 72283090
  • Type: Round
  • Composition: Alloy Steel
  • Shape: Round
  • Special Use: Mold Steel
  • Delivery Condition: Hot Rolled, Cold Drawn, Forged
  • Surface: Peeled, Turned, Cold Drawn, Polished
  • Trademark: LE REN steel
  • Origin: China
Product Description
50CrMo aisi4150 sae4150 QT Alloy Steel Round Bar
4150 steel is a low-alloy steel containing chromium and molybdenum as strengthening elector. It's Chemical composition is shown as below form:

C

SI

MN

S

P

Cr

Mo

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:
4150 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: 4150 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. 
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): ASTM4150 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
2): ASTM4150 cold drawn alloy steel bars size tolerance: H9, h10, h11  
3): ASTM4150alloy steel forged bars tolerance: +/-5mm for black surface and +/-3mm after peeled/rough turned.

6. Delivery condition and Dimensions:
Hot Rolled16mm to 260mm
Cold Drawn8mm to 100mm
Peeled/Turned14mm to 120mm
7. Dimension Tolerances:
DIA 7-2020-3030-5050-8080-110110-150150-190190-250
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
8. Gas Contents:
OxygenNitrogenHydrogen
20ppm(max)90ppm(max)2ppm(max)
9. Inclusion Rating:
 ABCD
 MAXMAXMAXMAX
Thin2.02.02.02.0
Thick1.01.0v1.0
10. Hardenability Test:
J2.5J4.8J12.7
41/47HRC35/43HRC24/32HRC
11. Hardness: 250HB
12. Grain Size: 5 to 8
13. Length: The ends will be saw cut, not flame or gas cut. The ends will be from burrs and slag lumps. Length can be customized according to customers' demands.
14Straightness: 3mm/m(max)
15. Processing:
Surface Treatment: Peeling, Turning, Grinding, Milling, Drilling, Boring

50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar
Heat Treatment: Normalizing, Annealing, Quenching+ Tempering
50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar
16. Markings: Material, Dimension, Heat No.
17. Quality tests: Spectral Tested, Microstructure Tested, Macrostructure Test, Joming Hardness Test, Upsetting Test
50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar
18. Packing:
*Bars from different heats will not be mixed and dispatched.
*Bars will be bundles and securely metal strapped in 3 min places of the bar length and tagged properly.
*For further processing products such as cold drawn/peeled or heat treated goods, plastics bag wrapped or pallet loading is available according to customer's demands.

 
19. 20crmo 18crmo4 5120 Scm420h hot rolled steel round bars:
50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar
20. 20crmo 18crmo4 5120 Scm420h cold drawn steel round bar:
50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar
21.
20crmo 18crmo4 5120 Scm420h hot rolled steel round bars: forged annealed, normalized or qt steel round bars photos with black surface or broight surface after peeling or turning.
50crmo AISI4150 SAE4150 Qt Alloy Steel Round Bar

12. FAQ:

Q: Are you trading company or manufacturer ?

A: We have our own factory with complete production equipment and inspection facilities.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.

12. Other alloy steel round bar materials we supply:
CommodityGBDINASTM SAE AISIBSJISГOCT
Carbon Steel BarQ235S235JRASTM A36S235JR SS400 SM400BCT3ГCII
A105/A105///
20#CK22, CK201020050A20S20C20
35#C351035IC35S35C35
45#CK45, C451045080M46S45C45
Alloy Steel Bar20Cr20Cr4 17Cr3512020Cr4 17Cr3SCr42020X
40Cr41Cr45140520M40SCr44040X
15CrMo13CrMo4-5411813CrMo4-5SCM41515XM
20CrMo18CrMo4 25CrMo4412018CrMo4 25CrMo4SCM42020XM
30CrMo 25CrMo4413025CrMo4SCM43030XM
35CrMo34CrMo4413534CrMo4SCM43535XM
42CrMo42CrMo4sae4140  aisi4140
ASTM Grade B7
42CrMo4SCM44038XM
20CrNiMo21NiCrMo28620805M20SNCM22020XH2M
40CrNiMo/4340871M40SNCM43940XH2MA
Gear Steel Bar16CrMn 20CrMnTi 20CrMn16MnCr5 20MnCr5511516MnCr5 20MnCr5SMnC42018XГ
Spring Steel Bar60Si2MnA65SiCr79260 9260H250A61SUP760C2A
60Si2CrA60SiCrV7 //60SiCrV7 60C2XA
55CrMnA 60CrMnA55Cr35155 516055Cr3SUP9 SUP9A55XГA
50CrVA50CrV46150735A50SUP1050X¢A
Bearing Steel BarGCr15100Cr652100534A99SUJ2IIIX15

 
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