Carbon Steel Round Bars

Product Introduction

Carbon Steel Hot Rolled Round Bar

  • Grade: ASTM A36 / SAE 1010

  • Diameter Range: 6 mm to 300 mm

  • Surface: Black, hot rolled

  • Yield Strength: ≥250 MPa

  • Tensile Strength: 400–550 MPa

  • Applications: General construction, railings, supports, low-stress shafts

  • Material Composition:



Element

Content (%)

C

0.10 max

Mn

0.30–0.60

Si

0.15–0.30

P

0.04 max

S

0.05 max


Medium Carbon Steel Forged Round Bar


  • Grade: SAE 1045 / C45

  • Diameter Range: 20 mm to 600 mm

  • Condition: Forged, normalized, or quenched & tempered

  • Tensile Strength: 570–700 MPa (normalized), up to 900 MPa (heat-treated)

  • Applications: Heavy-duty shafts, gear blanks, crankshafts, machine components

  • Material Composition:


Element

Content (%)

C

0.42–0.50

Mn

0.50–0.80

Si

0.15–0.35

P

0.04 max

S

0.04 max


High Carbon Tool Steel Round Bar


  • Grade: SAE 1095 / C100

  • Diameter Range: 10 mm to 100 mm

  • Hardness: 180–220 HB (annealed), up to 60 HRC (hardened)

  • Applications: Knives, springs, cutting tools, wear parts

  • Material Composition:







Element

Content (%)

C

0.90–1.03

Mn

0.30–0.50

Si

0.15–0.30

P

0.03 max

S

0.03 max



Product Real Shot


Packaging and Shipping



FAQ


Q1: What product information must I provide before making a purchase?

A: Please provide the material, size, surface treatment requirements, and the quantities you need.

Q2: What about product pricing information?
A: Prices may vary due to fluctuations in raw material costs.

Q3: Is it possible to send samples?
A: Yes, we offer free samples with express shipping worldwide.

Q4: Do you offer a service for customized products?
A: Yes, we can supply according to your specific requirements.

Q5: Can I visit you in person?
A: Customers from all over the world are welcome to meet with us.

Q6: Can you assist me in importing steel products for the first time?
A: Yes, we can provide support through our experienced shipping agents.

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Shandong Zhongji Metal Products Co., Ltd.