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Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar

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China JIANGSU MITTEL STEEL INDUSTRIAL LIMITED certification
China JIANGSU MITTEL STEEL INDUSTRIAL LIMITED certification
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Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar

Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar
Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar

Large Image :  Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar

Product Details:
Place of Origin: China
Brand Name: Mittel
Certification: SGS ISO
Model Number: Nitronic 60
Payment & Shipping Terms:
Minimum Order Quantity: 500kgs
Price: 10 USD/KG
Packaging Details: Export Packing
Delivery Time: 7 days
Payment Terms: L/C, T/T
Supply Ability: 50 Tons

Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar

Description
OD: 6-300MM Surface: Black And Bright
Type: Hot Rolled Cold Rolled Length: 1000-9000mm
High Light:

ss round bars

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stainless steel round rod

Nitronic 60 Stainless Steels Hollow Bar Nitronic 60 Machinability UNS S21800 Round Bar

NITRONIC® 60 (Alloy 218) (UNS S21800)

NITRONIC 60 Datasheet

Cr 17, Mn 8, Ni 8.5, Si 4, N 0.13, C 0.10, Fe Bal.

High Performance Alloys stocks and produces this grade in the following forms: Bar, flat bar, square bar, wire spool. wire cuts, loose coil, sheet, plate, strip, coil, tube, pipe, fastener, disk, machined, billet, ingot. Request Quote on this grade.

 

  1. Download Brochure 4 MB PDF- Or view as HTML
  2. Download Bulletin 57 KB PDF
  3. View Nitronic Machining Brochure
  4. Download FDA Statement Concerning The Use Of Stainless Steels As Food Contact Surfaces Of Equipment. 154 KB PDF

 

Overview

Austenitic Stainless

Nitronic 60 is truly an all purpose metal. This fully austenitic alloy was originally designed as a temperature alloy, and subsequently has good high temperature properties for temperatures around 1800ºF. The oxidation resistance of Nitronic 60 is similar to Type 309 S.S., and far superior to Type 304S.S. This grade is best known for its wear and galling resistance.

The additions of Silicon and Manganese have given this alloy a matrix to inhibit wear, galling, and fretting even in the annealed condition. Higher strengths are attainable through cold working the material and is still fully austenitic after severe cold-working. This working does not enhance the anti-galling properties as is normal for carbon steels and some stainless steels. The benefit to the cold or hot work put into the material is added strength and hardness, and the wear resistance does not decrease noticeably. Chromium and Nickel additions give it comparable corrosion to 304 and 316 stainless steels, while having approximately twice the yield strength. The high mechanical strength in annealed parts permits use of reduced cross sections for weight, and cost reductions through the use of thinner stock.

Several data sheets are available on the wear compatibility of this alloy with dissimilar couples, as well as self-mated coupled results. Download PDF- Or view as HTMLor call for your own booklet!

If your galling problem occurs at less than 1500ºF, then you should think about switching to this alloy. Nitronic 60 has a better cost advantage than any other alloy available. Other materials require an additional amount of heat treating to raise their hardness, where NITRONIC 60 is excellent in the annealed condition. See more information on NITRONIC 60 HS (High Strength) properties on the NITRONIC 60HS page.

 

Characteristics

Corrosion Properties
The corrosion resistance of Armco NITRONIC 60 Stainless Steel falls between that of types 304 and 316. However, experience shows that in a wear system, a galling or siezure failure occurs first, followed by dimensional loss due to wear, and finally corrosion. Galling and wear must be the first concerns of the design engineer. Although the general corrosion resistance of NITRONIC 60 is not quite as good as Type 316, it does offer better chloride pitting resistance, stress corrosion cracking resistance and crevice corrosion resistance than Type 316 in laboratory conditions. Corrosion tests are not normally performed with NITRONIC 60 High Strength.

Corrosion Resistance
Nitronic 60’s uniform corrosion resistance is better than 304 stainless in most environments. The yield strength of Nitronic 60 is nearly twice that of 304 and 316 stainless steels. Chloride pitting resistance is superior to that of type 316 stainless; Nitronic 60 provides excellent high temperature oxidation resistance and low temperature impact.
Applications using Nitronic 60 are valve stems, seats, and trim, fastening systems, screening, pins, bushings and roller bearings, pump shafts and rings. Other uses include wear plates, rails guides, and bridge pins.

Wear Resistance
This alloy provides a significant lower cost way to fight wear and galling compared to Nickel or Cobalt based alloys.

This wear data republished from Armco brochure. NITRONIC is a trademark of AK Steel.

 

Chemistry

Chemical Requirements

  Ni Cr Mn Si N Mo C

Max

9.00

18.00

9.00

4.5

0.18

0.75

0.10

Min

8.00

16.00

7.00

3.5

0.08

 

 

 

Tensile Data

Mechanical Property Requirements Under 0.5"

 

Ultimate Tensile Yield Strength (0.2% OS) Elong. in 4D R/A Hardness
Min 105 KSi 55 KSi 35% 55%  
Max          
Min 724 MPa 379 MPa      
Max          

 

Mechanical Property Requirements Over 0.5"

  Ultimate Tensile Yield Strength (0.2% OS) Elong. R/A Hardness
Min 95 KSi 50 KSi 35% 55%  
Max          
Min 655 MPa 345 MPa      
Max          

 

There are other high strength properties available for sizes of bar, wire, sheet and plate. Inquire with a sales associate at High Performance Alloys for more information. See bulletin, or brochure on the material (above) for a quick overview.

 

Specifications

Form Standard

Bar

ASTM A193 ASTM A194 ASTM A276 ASTM A479 F899 AMS 5848

Wire

 

Sheet

ASTM A240 F899

Plate

ASTM A240 F899

Fitting

 

Forging

ASTM A182
ASTM A193 ASTM A 194 ASTM A276 ASTM A479 F899 AMS 5848

Weld Wire

A5.9 ER218

Werkstof No

 

 

Applications

  • Automotive valves - can withstand gas temperatures of upto 1500°F for a minimum of 50,000 miles.
  • Fastener galling - capable of frequent assembly and disassembly, allowing more use of the fastener before the threads are torn up, also helps to eliminate corroded or frozen fasteners.
  • Pins - Used in roller prosthetics & chains to ensure a better fit of parts (closer tolerance, non-lubricated) and longer lasting.
  • Marine shafts - better corrosion than types 304 and 316, with double the yield strength.
  • Pin and hanger expansion joints for bridges - better corrosion, galling-resistance, low temperature toughness, & high charpy values at sub-zero temps compared to the A36 and A588 carbon steels commonly used.

 

Carburization Resistance

 

Machining

MACHINING DATA
Carbide tools are suggested
For Rates Better Than 50% Of Type 304.
Machining Type Suggested starting rates are:
Single Point Turning : Roughing - 0.15" depth, 0.015"/rev feed -175 SFM
Finishing - 0.025" depth, 0.007"/rev feed - 200 SFM
Drilling : 1/4" Dia hole - 0.004"/rev feed - 60 SFM
1/2" Dia hole - 0.007"/rev feed - 60 SFM
3/4" Dia hole - 0.010"/rev feed - 60 SFM
Reaming : Feed - same as drilling - 100 SFM
Side And Slot Milling : Roughing - 0.25" depth - 0.007"/tooth feed - 125SFM
Finishing - 0.050" depth - 0.009"/tooth feed - 140SFM
These rates are for carbide tools,
Type C-2 For Roughing, Drilling And Reaming.
Type C-3 For Finishing.

 

Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar 0Nitronic 60 Stainless Steel Hollow Bar Nitronic 60 Machinability UNS S21800 SS Round Bar 1

Contact Details
JIANGSU MITTEL STEEL INDUSTRIAL LIMITED

Contact Person: Gao Ben

Tel: +8618068357371

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