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Qingdao Helio Steel Co., Ltd.

Steel Round Bar, Round Bar, Forged Steel Round Bar manufacturer / supplier in China, offering AISI4150 Alloy Steel Bar with High Quality, Cold Drawn Steel Bars S25c S30c S35c, AISI 1045/DIN 1.1191/JIS S45c Hot Rolled Carbon Steel Round Bar and so on.

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AISI4150 Alloy Steel Bar with High Quality

Purchase Qty.:
10-199 200+
FOB Unit Price: US $550 US $900
Purchase Qty. (Tons) FOB Unit Price
10-199 US $550
200+ US $900
Get Latest Price
Port: Qingdao, China
Production Capacity: 50000 Metric Ton/Metric Tons Per Month
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: Dia: 20-320mm
  • Standard: AISI, ASTM, GB, JIS, DIN, BS
  • Application: Structural Steel Bar, Tool Steel Bar, Die Steel Bar
  • Steel: ASTM4150 50crmo Alloy Steel Round Bar
  • Length: 3-12m
  • Trademark: HELIO STEEL
  • Specification: Dia: 20-320mm
  • Type: Alloy Steel Bar
  • Technique: Hot Rolled
  • Alloy: Alloy
  • Dimensions: 10-310mm
  • Surface: Black and Bright Surface
  • Transport Package: Standard Seaworthy Packing
  • Origin: Qingdao, Shandong Province
Product Description
AISI4150 Alloy Steel Bar

1. Grade:

America Standard: AISI4150
International Standard: 50CrMo

2. Available sizes:

Dia: 20-320mm
Length: 3-12m

3. Delivery condition: Hot rolled or forged, Peeled or black surface, annealed or QT.

4. Applications:

Statically and dynamically stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.

5. Heat Treatment:

Soft annealing: Heat to 680-720° C, cool slowly.
Hardness after annealing: Max. 241 HB
Hardening: 820 - 850 ° C
Normalizing temperature: 840-880° C
Tempering: 540-680° C

6. Inspection: 100% Ultrasonic according to the test standards: SEP1921-84, GR. 3 CLASS C/C

7. Packing situation: Standard seaworthy packing or as customer required

8. Delivery time: 30 days after order confirmed

9. Process: EAF+LF+VD ( necessary) +UT+ Peeled(optional) +Turned (optional)

+ Heat Treatment (optional)

About us:

We can supply steel round bar, square steel, the grade such as, SS400B, S20C, S45C, Ck45, SAE1020B, SAE1045B, SAE4140, SAE4150, SAE4340, SAE8620, 42CrMo4, 15B36Cr, S50C, S65C. Thediameter is from 20mm to 320mm. It is hot rolled and Black surface. If you need, please feel free to contact me.
We have been specialized in exporting steel products for more than 10 years, include: Steel bars(round, square, flat bars), steel sheets, steel plates. Steel billets, steel profiles, H beam, Channel beam, I beam, and so on. Prices and quality, service are always good. And we promise "High Quality, Competitive Price, Timely Delivery" of our products. We welcome worldwide customers to visit us and create a brilliant future together.

Welcome your inquiry us at any time.
For more information, please feel free to contact with me directly.


Contact Person

Mr Mitch Han


+86 158 9880 2017 


+86 0634-5648998




No. 18-2-907 Qinling Road, Qingdao City, Shandong province
 Qingdao Helio Steel Co., Ltd
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