| Standard: | ASTM A815/ASME SA815; EN10253-4 | Material: | UNS S32205 |
|---|---|---|---|
| Type: | Stainless Steel Butt Weld Cap | Connection: | Welding |
| Size: | 1/2′-48′(DN15-DN1200) Or Custom Size | Thickness: | SCH10S-XXS(2-60mm) |
| Surface: | Sand Blasting | Packing: | Plywood Case/Pallet |
| High Light: | carbon steel fittings， butt welding fittings | ||
End Cap ASTM A815 UNS S32205 SAF 2205 Duplex Stainless Steel Buttweld Fitting For Desalination
Overview:
Duplex 2205 is a type of stainless steel known for its high strength and corrosion resistance. An end cap is a component used to seal the end of a pipe， valve， or other cylindrical object. When it comes to Duplex 2205 end caps， they are specifically designed to provide a secure and leak-proof closure for piping systems or pressure vessels that are constructed using Duplex 2205 stainless steel.
The end cap for Duplex 2205 would be designed to match the mechanical and corrosion-resistant properties of this type of stainless steel. It would typically be manufactured to relevant industry standards， such as ASTM A815 for fittings， to ensure its quality and compatibility with Duplex 2205 piping systems.
When choosing a Duplex 2205 end cap， it's important to consider factors such as the size， pressure rating， temperature resistance， and the specific requirements of the application. These end caps are commonly used in industries where corrosion resistance and high strength are essential， such as in chemical processing， oil and gas， and marine applications.
Specification:
| Standard | ASTM A815/ASME SA815; EN10253-4 |
| Material | UNS S32205 |
| Type | Buttweld Cap |
| Connection | Welding |
| Size | 1/2"-48"(DN15-DN1200) or custom size |
| Thickness | SCH10S-XXS(2-60mm) |
| Surface | Sand Blasting |
| Packing | Plywood case/Pallet |
Chemical Composition:
| Grade | C | Mn | P | S | Si | Ni | Cr | Mo | N |
| UNS S32205 | 0.03 max | 2.0 max | 0.03 max | 0.02 max | 1.00 max | 4.5-6.5 | 22.0-23.0 | 3.0-3.5 | 0.14-0.20 |
Mechanical Properties:
| Grade | Yield Strength， min， ksi [MPa] | Tensile Strength， min， ksi [MPa] | Elongation % | HBW max. |
| UNS S32205 | 65(450) | 95(655) | 20 | 290 |
Dimension for BW Cap:
| Nominal Size | Out Diameter at Bevel (mm) | Length (mm) | Limiting Wall Thickness for Length E (mm) | ||
| DN | NPS | O.D. | E | E1 | |
| 15 | 1/2 | 21.3 | 25 | 25 | 4.57 |
| 20 | 3/4 | 26.7 | 25 | 25 | 3.81 |
| 25 | 1 | 33.4 | 38 | 38 | 4.57 |
| 32 | 1 1/4 | 42.2 | 38 | 38 | 4.83 |
| 40 | 1 1/2 | 48.3 | 38 | 38 | 5.08 |
| 50 | 2 | 60.3 | 38 | 44 | 5.59 |
| 65 | 2 1/2 | 73.0 | 38 | 51 | 7.11 |
| 80 | 3 | 88.9 | 51 | 64 | 7.62 |
| 90 | 3 1/2 | 101.6 | 64 | 76 | 8.13 |
| 100 | 4 | 114.3 | 64 | 76 | 8.64 |
| 125 | 5 | 141.3 | 76 | 89 | 9.65 |
| 150 | 6 | 168.3 | 89 | 102 | 10.92 |
| 200 | 8 | 219.1 | 102 | 127 | 12.7 |
| 250 | 10 | 273.0 | 127 | 152 | 12.7 |
| 300 | 12 | 323.8 | 152 | 178 | 12.7 |
| 350 | 14 | 355.6 | 165 | 191 | 12.7 |
| 400 | 16 | 406.4 | 178 | 203 | 12.7 |
| 450 | 18 | 457.0 | 203 | 229 | 12.7 |
| 500 | 20 | 508.0 | 229 | 254 | 12.7 |
| 550 | 22 | 559.0 | 254 | 254 | 12.7 |
| 600 | 24 | 610.0 | 267 | 305 | 12.7 |
| 650 | 26 | 660.0 | 267 | … | … |
| 700 | 28 | 711.0 | 267 | … | … |
| 750 | 30 | 762.0 | 267 | … | … |
| 800 | 32 | 813.0 | 267 | … | … |
| 850 | 34 | 864.0 | 267 | … | … |
| 900 | 36 | 914.0 | 267 | … | … |
| 950 | 38 | 965.0 | 305 | … | … |
| 1000 | 40 | 1016.0 | 305 | … | … |
| 1050 | 42 | 1067.0 | 305 | … | … |
| 1100 | 44 | 1118.0 | 343 | … | … |
| 1150 | 46 | 1168.0 | 343 | … | … |
| 1200 | 48 | 1219.0 | 343 | … | … |
| GENERAL NOTE: The shape of these caps shall be ellipsoidal and shall conform to the requirements given in the ASME Boiler and Pressure Vessel Code. NOTES: (1) Length E applies for thickness not exceeding that given in column “Limiting Wall Thickness for Length， E.” (2) Length E1 applies for thickness greater than that given in column “Limiting Wall Thickness for Length， E” for NPS 24 and smaller. For NPS 26 and larger， length E1 shall be by agreement between the manufacturer and purchaser. | |||||
Application:
1. Chemical Processing: In chemical processing plants where corrosive chemicals are being transported through pipes， duplex 2205 end caps can be used to seal off the ends of pipes， preventing leaks and protecting the piping system from corrosion.
2. Oil and Gas Industry: In the oil and gas industry， duplex 2205 end caps are used in piping systems for the transportation of oil， gas， and other fluids. The high corrosion resistance of duplex 2205 stainless steel makes it well-suited for the harsh environments encountered in oil and gas operations.
3. Marine Applications: Due to its resistance to corrosion in marine environments， duplex 2205 end caps are commonly used in shipbuilding and offshore structures where they are exposed to seawater and saltwater environments.
4. Food and Beverage Industry: In food processing plants and breweries where cleanliness and hygiene are paramount， duplex 2205 end caps are used in piping systems to maintain the integrity of the process and prevent contamination.
5. Water Treatment: Duplex 2205 end caps can be used in piping systems for water treatment plants where the resistance to corrosion and erosion is critical due to the presence of various chemicals and abrasive substances.
6. Power Generation: In power plants， duplex 2205 end caps can be used in piping systems for the transport of steam， cooling water， and other fluids， providing the necessary corrosion resistance and mechanical strength required in high-temperature and high-pressure applications.
