Sachiya Steel International Is One Of The Leading Manufacturer And Exporter Of High Quality Duplex Steel S31803 Pipes, which has some excellent features to offer such as high tensile strength, rust free, wear & tear resistant, etc. Duplex Steel S31803 Seamless Pipes is two – phase, ferritic, austenitic 22 percent chromium, 3 percent molybdenum, 5 percent to 6 percent nickel alloyed stainless steel. Duplex Steel S32205 Welded Pipes is nitrogen enhanced stainless steel that was developed to combat common corrosion problems encountered with the 300 series stainless steels. Duplex Steel S31803 EFW Pipes combines improved resistance to stress corrosion cracking, pitting, crevice corrosion and high strength in comparison with other stainless steel grades.
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Duplex Steel S32205 ERW Pipes is an austenitic – ferritic stainless steel, which has superior corrosion resistance and high strength. Meanwhile, these Duplex Steel S31803 Round Pipes are also being offered in different sizes and shapes to our customers. Sachiya Steel International is one of the pioneer supplier and trader of Duplex Steel S31803 Square Pipes, which is the most widely used duplex (ferritic /austenitic) stainless steel grade.
Duplex Steel S32205 Rectangular Pipes finds applications due to both excellent corrosion resistance and high strength. Duplex Steel S31803 Electropolish Pipes gives better guaranteed corrosion resistance, but is also resistant to chloride stress corrosion cracking (SCC) at temperatures of up to about 150 Degree C. Duplex Steel S32205 Hexagonal Pipes cannot be hardened by thermal treatment, but does work harden.
Duplex S31803 / S32205 Seamless Pipes Specifications |
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| Specifications | : | ASTM A 790 ASME SA 790 |
| Dimensions | : | ASTM, ASME and API |
| Size | : | 1/2″NB TO 12 “NB IN |
| Specialized in | : | Large Diameter Size |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80 |
| Type | : | Seamless / ERW / Welded / Fabricated |
| Form | : | Round, Hydraulic Etc |
| Length | : | Single Random, Double Random & Cut Length. |
| End | : | Plain End, Beveled End, Treaded |
S31803 / S32205 Duplex Pipes Chemical Composition
| S31803 / S32205 | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 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 |
Duplex Steel S31803 / S32205 Pipe Mechanical Properties
| S31803 / S32205 | 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 % |
Equivalent Grades for S31803 / S32205 Duplex Stainless Steel Pipe
| STANDARD | UNS | WERKSTOFF NR. |
| Duplex S31803 | S31803 | 1.4462 |
| Duplex S32205 | S32205 | 1.4462 |
Duplex S31803 / S32205 Seamless / Welded Pipes Application Industries
- Off-Shore Oil Drilling Companies
- Power Generation
- Petrochemicals
- Gas Processing
- Specialty Chemicals
- Pharmaceuticals
- Pharmaceutical Equipment
- Chemical Equipment
- Sea Water Equipment
- Heat Exchangers
- Condensers
- Pulp and Paper Industry
S31803 / S32205 Duplex Pipes Test Certificates
We at Sachiya Steel International provide Manufacturer TC (Test Certificate) in accordance to EN 10204/3.1B, Raw Materials Certificate, 100% Radiography Test Report, Third Party Inspection Report. We also provide Standard certificates like EN 10204 3.1 and additional requirement like. NACE MR 01075. FERRIT CONTENT as per norms if requested by clients.
• EN 10204/3.1B,
• Raw Materials Certificate
• 100% Radiography Test Report
• Third Party Inspection Report, etc
Material Testing
We at Sachiya Steel International ensure that all our materials go through strict quality tests before dispatching them to our clients.
• Mechanical Testing Such as Tensile of Area
• Hardness Test
• Chemical Analysis – Spectro Analysis
• Positive Material Identification – PMI Testing
• Flattening Test
• Micro and Macro Test
• Pitting Resistance Test
• Flaring Test
• Intergranular Corrosion (IGC) Test
Documentation
• Commercial Invoice which includes HS Code
• Packing List including net weight and gross weight, number of boxes, Marks and Numbers
• Certificate of Origin legalized/attested by Chamber of Commerce or Embassy
• Fumigation Certificates
• Raw Material Test Reports
• Material Traceability Records
• Quality Assurance Plan (QAP)
• Heat Treatment Charts
• Test Certificates certifying NACE MR0103, NACE MR0175
• Material Test Certificates (MTC) as per EN 10204 3.1 and EN 10204 3.2
• Guarantee Letter
• NABL approved Laboratory Test Reports
• Welding Procedure Specification/Procedure Qualification Record, WPS/PQR
• Form A for the purposes of the Generalized System of Preferences (GSP)
Duplex Steel S31803 Pipes
Sachiya Steel International Is One Of The Leading Manufacturer And Exporter Of High Quality Duplex Steel S31803 Pipes, which has some excellent features to offer such as high tensile strength, rust free, wear & tear resistant, etc. Duplex Steel S31803 Seamless Pipes is two – phase, ferritic, austenitic 22 percent chromium, 3 percent molybdenum, 5 percent to 6 percent nickel alloyed stainless steel. Duplex Steel S32205 Welded Pipes is nitrogen enhanced stainless steel that was developed to combat common corrosion problems encountered with the 300 series stainless steels. Duplex Steel S31803 EFW Pipes combines improved resistance to stress corrosion cracking, pitting, crevice corrosion and high strength in comparison with other stainless steel grades.
Product Brand: Sachiya Steel International
Product In-Stock: InStock
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