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1045 Steel Round Bar Sheet Plate Heat Treatment

Forging

Heat to 850°C – 1250°C (1562°F – 2282°F)
Hold until the temperature is uniform
Cool in furnace

Annealing

Heat to 800°C – 850°C (1472°F – 1562°F)
Hold until the temperature is uniform
Cool in furnace.

C45 Steel Normalizing

Heat to 870°C – 920°C (1598°F-1688°F)
Hold until the temperature is uniform
Soak for 10 – 15 minutes
Cool in still air

Stress Relieving

Heat to 550°C – 660°C (1022°F – 1220°F)
Hold until the temperature is uniform
Soak for 1 hour per 25mm of section
Cool in still air

Hardening

Heat to 820°C – 850°C (1508°F – 1562°F)
Hold until the temperature is uniform
Soak for 10 – 15 minutes per 25mm of section
Quench in water or brine

Tempering

Re-heat to 400°C – 650°C (752°F – 1202°F ) as required
Hold until the temperature is uniform
Soak for 1 hour per 25mm of section
Cool in still air

C45 Steel Process Notes

1.The hardness is between HRC20~HRC30 after quenching and tempering.
2.After quenching, the hardness is between HRC55~58 and the limit value up to HRC62.
3.In order to make the steel performance stable, it should be processed and placed for 15-20 days before the use. The highest hardness for practical application is HRC55 (high-frequency quenching HRC58).
4.It is a high-quality carbon structural steel with low hardness. It is easy to cut, and it is used to make molds, guideposts, tips, templates and etc.
5.Do not use the heat treatment process of carburized and quenched.

1045 Steel Quality Certificate Certificate & SGS Report

1045 Steel Round Bar Sheet Plate Supply Range

Round Bar

Specification: diameter: Max 800mm; length: Max 9m
Surface: Black/Peeled/Machined(turned)/Polished(grounded)

Sheet/Plate/Slab

Specification: thickness: Max 800mm; width: Max 2300mm; length: Max 9m
Surface: Black/Peeled/Machined/Polished(grounded,grinded,milled)

Notice

We have our own cutting and processing equipment. Specifications can be cut and customized according to your requirements.

We are a professional special steel stockist and supplier with a high-quality stand for many years. As a professional 1045 steel supplier, please contacts us for any request for it. Songshun Steel always with you.

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