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  • 1045 Carbon Steel Square Bar
  • 1045 Carbon Steel Square Bar
  • 1045 Carbon Steel Square Bar

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1045 Carbon Steel Square Bar

1045 carbon steel square bar is a medium carbon steel with good strength, hardness, and wear resistance. It is often used for mechanical parts, gears, axles, and shafts requiring higher toughness.
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Product Description

Specifications Table


Property

Value / Range

Grade

1045 (C45 / S45C)

Size

10 mm × 10 mm – 400 mm × 400 mm

Length

3 m – 12 m

Surface

Black / Peeled / Bright

Tensile Strength

570 – 700 MPa

Yield Strength

≥ 310 MPa

Hardness (HBW)

170 – 210


Chemical Composition (%)


C

Si

Mn

P

S

0.42–0.50

0.15–0.35

0.60–0.90

≤0.030

≤0.030


Features & Benefits


  • High wear resistance and strength

  • Good machinability and heat treatment capability

  • Suitable for induction hardening

Applications

  • Automotive axles and drive shafts

  • Gear and transmission parts

  • Machinery tool component


Product Real Shot


碳钢方棒工厂

Packaging and Shipping


碳钢方棒包装


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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Quality and After-sale Assurance

Reliable Quality – All products are made with premium raw materials, advanced equipment, and strict quality inspections before delivery.

Compliance Guarantee – Specifications strictly follow technical agreements, ensuring products are free from defects in design, materials, and workmanship.

After-sales Service – Dedicated teams provide timely response, technical consultation, and long-term support.

Global Commitment – We serve clients in over 50 countries with consistent quality and reliable service.

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