Special Steel NAK80 Steel Round Bar Alloy Steel

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China main port
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Min Order Qty:
30 m.t.
Supply Capability:
10000 m.t./month

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Item specifice:

Type: Alloy Steel Shape: Steel Round Bar

Product Description:

Special Steel NAK80 Steel Round Bar Alloy Steel 

Product Information:

1. Hardness:Hardened hardness: HRC=37~43

2.Size specification

l Thickness: 20~300MM

l Width: 205~2000MM

l Length: 2000~5800MM

l Round bar: 30~350MM

And we can also provide the size as you required.

 3. Surface condition: Black surface / Grinding / Polishing / Milling / Machined……

 4. shape:flat / round bar / square bar / sheet / plate ……

 5. Process: EAF + LF + VD + HOT ROLLED + Heat Treatment (optional)

 6. Heat treatment: Normalized / Annealed / Quenched / tempered

 7. Technical Data: According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing 

 8. Inspection: Ultrasonic test according to SEP 1921-84 Gr3, Class C/c or D/d

 9. Delivery condition:

l Hot rolled or forging

l Black surface / Grinding / Polishing / Milling / Machined

l Hardened & tempering & annealing

l EAF or ESR material

 10. Payment terms:

30% advance by T\T; Balance pay before the shipment against shipping documents or irrevocable LC at sight

 11. Delivery time: 3-15 days after advanced payment

 12. Material character:

l Low alloy separate out induration steel

l Good mechanical property after the heat-treatment

l High quenching

l The heat-treatment technology is very simple

l Small distortion and nice mirror process under the heat-treatment

l Good nitrogenated capacity, electronic capacity, welding capacity

l Strong good flower pattern engraving capacity and so on

Product Overviews:

Product NameTypical GradesDiameter(mm)Standard adopted
Carbon Steel20 (1020/S20C/C22)Ø16-Ø300GB/SAE/JIS/DIN
40 (1040/S40C/C40)
45 (1045/S45C/C45)
Bearing SteelGCr9 (51100/SUJ1)Ø12-Ø250
GCr15 (52100/SUJ2/100Gr6)
GCr9SiMn (A485-Gr.1/SUJ3)
Cr-Mo Steel20Cr (5120/SCr420H/20Cr4)Ø12-Ø250
40Cr (5140/SCr440/41Cr4)
Gear Steel20CrNiMoØ16-Ø600

Product Show:

Special Steel NAK80 Steel Round Bar Alloy Steel

Our Advantages:

· Industry experience over 20 years.

· Shipment of goods -More than 70 countries worldwide.

· The most convenient transport and prompt delivery.

· Competitive price with best service.

· High technical production line with top quality products.

· High reputation based on best quality products.


With our experienced, enthusiastic and dynamic staffs, we assure to bring you the products with best quality, reasonable prices and good after-sales services under the motto: Friends First, Business After.

Communication, Experience, Expertise and Best efforts are our Promises to you.

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