Duplex Steel S31803 Pipe Fittings
Sankalp Alloys Overseas is one of the prime Manufacturers, Suppliers, Stockists, and Exporters of qualitative Super Duplex Steel S31803 Pipe Fittings. Known for their high quality, these Duplex Steel Pipe Fittings possess quite impressive mechanical properties—high toughness, along with improved resistance to chloride and crevice corrosion. This makes them rather useful for a variety of corroding situations. Among several types, the performance of Duplex Steel S31803 Butt Weld Pipe Elbows is commendable.
Our extensive range of Duplex Steel Pipe Fittings includes threaded elbows, threaded unions, forged threaded and socket weld tees, threaded plugs, threaded reducing and complete couplings, threaded hex nipples, threaded half and full couplings, threaded pipe nipples, threaded reducing couplings, threaded bushings, threaded caps, and threaded reducing inserts.
These fittings offer excellent resistance to corrosion, which ensures that compared to carbon steel and standard stainless steel, minimum maintenance is needed. They have high mechanical strength, which allows for lighter construction and reduced welding and makes the structure compact and stronger. These Duplex Steel Pipe Fittings are brilliant in resistance, high in strength, corrosion-resistant, low in maintenance, and dimensionally accurate.
In this regard, the use of Pipe Fittings may be witnessed in a multitude of industrial applications, including petrochemicals, pulp and paper, specialty chemicals, condensers, heat exchangers, oil and gas refineries, railways, construction, amongst others. It is used at large for those application areas where Petro-chemical, Paper and Pulp industry, Specialty Chemicals, Condenser and Heat Exchanger, Oil and Gas Processing, Railways and Construction etc. Every lot of fittings produced by us undergoes numerous tests to ensure quality.
S31803 Duplex Steel Pipe Fittings Equivalent Grades
| STANDARD | WNR. |
|---|---|
| Duplex S31803 | 1.4462 |
Specification of Duplex Steel S31803 Pipe Fittings
| Duplex Steel Pipe Fittings Specification | ASTM A182 / ASME SA182 |
|---|---|
| Dimension Standard | ASME B16.11, MSS-SP-79, MSS-SP-83, MSS-SP-95, MSS-SP-97, BS3799 |
| Size | 1/8" NB to 4" NB |
| Type | Socketweld Fittings, Screwed-Threaded Fittings (NPT or PT Type) |
| Rating Pressure | Threaded End - 2000 /3000/ 6000 LBS. Socket-weld End - 3000 / 6000/ 9000 LBS. |
Chemical Composition of Duplex Steel S31803 Pipe Fittings
| Grade | Common Name | C% | Mn% | Si% | P% | S% | Cr% | Ni% | Mo% | N% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2205 | S31803 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| 2205 | S32205 | 0.030 | 2.00 | 1.00 | 0.030 | 0.020 | 22.0-23.0 | 4.5-6.5 | 3.0-3.5 | 0.14-0.20 |
Mechanical Properties Of Duplex Steel S31803 Pipe Fittings
| Tensile strength | 620MPa min | Density | 7,805kg/m3 |
|---|---|---|---|
| Yield strength | 450MPa min | Elastic modulus | 200GPa |
Physical Properties of S31803 Duplex Steel Pipe Fittings
| Elongation | 25% min | Mean coefficient of thermal expansion | |
|---|---|---|---|
| Brinell hardness | 293 HB max | 0-100°C | 13.7µm/m/°C |
| Rockwell hardness | 31 HR C max | 0-315°C | |
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