At Waldun Steel, we offer high-quality 1045 cold rolled steel, a material widely used across various industries. Our 1045 cold rolled steel is well-regarded for its excellent strength, wear resistance, and machinability. On this page, you will find all the necessary information about 1045 cold rolled steel, including its characteristics, applications, and why we are your best choice.

Characteristics of 1045 Cold Rolled Steel:

• High Strength and Hardness: 1045 cold rolled steel is treated to achieve high strength and hardness, making it suitable for parts that require high strength.
• Good Machinability: Despite its hardness, 1045 cold rolled steel maintains good machinability, making it easy to cut and shape.
• Excellent Wear Resistance: This material has excellent wear resistance, making it suitable for parts that undergo a lot of wear.

CHEMICAL COMPOSITION PER ASTM A29

GRADE	C	Si	Mn	P	S
1045	0.43-0.50	0.15-0.35	0.60-0.90	≤ 0.040	≤ 0.050

SIZE&TOLERANCE&PROCESS

Shape	Size(mm)	Process	Tolerance	Length(mm)
Round	Φ6-Φ50	Cold Drawn	H11	3000-5800
Round	Φ40-Φ300	Hot Rolled	-0/+3mm	3000-10000
Round	Φ120-Φ1000	Hot Forged	-0/+3mm	3000-10000
Flat/Square/Block	Thickness:120-800 Width:120-1500	Hot Forged	-0/+3mm	500-6000

HEAT TREATMENT

Normalizing For SAE1045
1.Nominal normalizing temperature:850-870°C
2.Hold the temperature for several hours
3.Cooling in the air

Annealing For SAE1045
1.Nominal Annealing temperature:680-710°C
2.Cool slowly in the furance
3.Maximum Brinell hardness of 197

Hardening and Tempering(QT) For SAE1045
1.Nominal Hardening temperature:840-870°C
2.Hold at this temperature then quench in oil or water
3.Tempering  as soon as possible when the temperature low to ambient
4.Heat uniformly to the suitable temperature of 600-640°C
5.keep the material out of the furnace ,then cool in the air

MECHANICAL PROPERTY( FOR REFERENCE ONLY)

1.Tensile strength: 600MPa
2.Yield point: 360MPa
3.Percentage reduction of area after fracture: 40%
4.Elongation after fracture: 16%
5.Impact test (+20°C): Transverse – 14-25J; Longitud – 36~48J

DELIVERY CONDITION

1.Shape:Round/Square / Flat/Shafts/Rollers/Blocks
2.Surface condition:Black surface/Bright surface
3.Heat Treatment:Normalized/Annealed/QT
4.Straightness:Max 3mm/m(Enhanced straightness may be available on request)
5.Length:3000-5800mm suitable for 20″container.  above 6000mm,suitable for 40″ container
6.Grain Size: 5-8 acc to ASTM E112-96
7.Ultrasonic Standard: Sep1921/ASTM A388/EN 10228-3
8.Typical Hardness:HRC55
9.Non Metallic Inclusion: 2 max acc to ASTM E45 /K4≤20 acc to DIN 50602
10.Forging Ratio: minimum 4 : 1
11.Marking: Grade/Weight/Length/Size/Heat Number

QUALITY CERTIFICATION

A material test report(Inspection Certificate EN 10204 3.1) will be provided, documenting the following:
1.Chemical analysis
2.Mechanical properties
3.Surface hardness
4.Non Metallic Inclusion
5.Heat Treatment Process
6.Grain size
7.Forging ratio
8.NDE test method/criteria

SAE1045 Steel Bar manufacturers and suppliers,delivered in round rods,square/flat bars,rollers,shafts,blocks and forging pieces

Applications of 1045 Cold Rolled Steel:

• Automotive Industry: Used to make gears, shafts, and other parts that require high strength and wear resistance.
• Machinery Manufacturing: Used to produce various machine parts and tools.
• Construction Industry: Used to make support structures and other building components.

Why Choose Waldun Steel’s 1045 Cold Rolled Steel:

• Quality Assurance: All our products undergo strict quality checks to ensure the quality of every batch.
• Rich Experience: We have years of experience in the industry, with deep knowledge and extensive application experience with 1045 cold rolled steel.
• Excellent Service: We offer comprehensive customer service, from product consultation to after-sales service, ensuring a worry-free purchase experience.

Contact Us:

If you are interested in our 1045 cold rolled steel or have any questions, please feel free to contact us. Our professional team will provide you with the most expert advice and services.

Frequently Asked Questions (FAQs):

• Q1: How much does 1045 cold rolled steel cost?

  • A1: The price depends on the quantity and specifications you need. Please contact us for a detailed quote.

• Q2: Do you offer custom services?

  • A2: Yes, we offer custom services and can produce 1045 cold rolled steel according to your specific needs.

• Q3: What is the delivery time for your company?

  • A3: Delivery time depends on the order quantity and product specifications. We will do our best to ensure timely delivery.

By purchasing 1045 cold rolled steel from Waldun Steel, you are getting a high-quality product and excellent service. We look forward to working with you!