Table Of Content
Duplex Steel 2205 Fasteners These are made from an alloy with a high chromium content and low nickel element content. High chromium content in the Duplex UNS NO318 Fasteners gives high tensile strength and increased hardness and toughness of the product.
The Features of the Duplex 2205/UNs NO318 material:
Duplex Fasteners A decrease in the product’s weight does not mean the other qualities are compromised. If they found a reduction in the weight, then the Duplex UNS No318 Fasteners have an excellent performance competing with the 300-grade stainless steel series.
The alloys of duplex fasteners offer outstanding resistance to chlorine and chlorine-related stress cracking. Therefore, this grade has high demand in the market. Also, they are known to represent the mid-range. The range of this compound has increased resistance to corrosion resistance as compared to stainless steel.
Properties of Duplex 2205 Fasteners:
It has fewer chances of getting damaged or deformed. Another reason it has suitable mechanical properties. That can be attributed to the mix. However, it balanced the austenite and ferrite microstructure present in the alloy. The alloy improved the strength of the Duplex 2205 Fasteners, which is natural from the austenitic portion of the structure. Its toughness has been inherited from the ferritic amount of the microstructure. It contains very high mechanical strength. Because of high mechanical strength, they formed or designed the product by thinning the cross-section of the end product. Also, they quickly created alternative other grades of stainless steel.
Industries and applications used Duplex 2205 Fasteners:
|Standard||ASTM F593, F594, F1554 / ASME SF593, F594, F1554|
|Bolt / Screw Size||M3 – M56 | 3/6″ to 2″ | Custom Sizes|
|Nuts Size||M3 – M56 | 3/6″ to 2″ | Custom Sizes|
|Washers Size||M3 – M56 | 3/6″ to 2″ | Custom Sizes|
|Machine Screws Size||M1.6 – M12|
|Self Tapping Screw Size||No.2 – No. 14|
|Length||3 mm to 200 mm|
|Studs, Bolts, Threads||UNF, BSW, BSF, METRIC, UNC, or as required|
|Threads Configuration||ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads|
|Certification||Dual Certified As per ASTM & ASME Codes|
|Dimensions||DIN 931, 933, 934, 7991, 976, 125, ASME B18.2.1, B18.3|
|Threads||Unless otherwise specified, the threads shall be rolled or cut and tapped horizontally or vertically|
|Test Certificate of Bolting||as per EN 10204 / 3.1 Manufacturer Test Certificate|
|2205||1.4462||S31803 / S32205|
|1.0||0.03||0.02||2.0||3.0 – 3.5||22.0 – 23.0||0.03||4.5 – 6.5||0.14 – 0.2||Bal|
|Density||Melting Point||Yield Strength (0.2%Offset)||Tensile Strength||Elongation|
|7.8 g/cm3||1350 °C (2460 °F)||Psi – 80000 , MPa – 550||Psi – 116000 , MPa – 800||15 %|