Sachiya Steel International is One Of The Leading Manufacturer And Exporter Of High Quality Duplex Steel S31803 Screws, which is factory – made at par by means of the international quality of standards by making use of superior – grade of steel. Duplex Steel S31803 Hex Head Screws resists sulphide stress corrosion and chloride atmospheres. Duplex Steel S32205 Socket Head Cap Screws is generally used in Chemical Process Industries: such as in Nitric Acid Procedures, Sulphuric Acid Manufacture, Phosphoric Acid Developments, Polypropylene Manufacture, Ethylene oxide, Machinery Handling Organic and Fatty Acids, Chemical Tankers and Storage, Heat Exchangers, and so on.
Duplex Steel S31803 Socket Set Screws is a stainless steel whose design allows uniting better – quality of resistance to pitting, soaring potency, stress corrosion, cracking and crevice corrosion. Meanwhile, these Duplex Steel S32205 Anchore Screws are also being offered in different sizes and shapes to our customers. As further discussed elsewhere, exposure of a Duplex Steel S31803 Blind Rivet Screws to temperatures in the range of 1100 Degree F – 1825 Degree F can cause precipitation of intermetallic phases with substantial loss of corrosion resistance.
These precipitates in Duplex Steel S32205 Concrete Screws are better detected by tests for critical pitting temperature or critical crevice temperature in strong chloride environments, and not by the ASTM tests commonly used for sensitization to inter – granular corrosion. We also offer these Duplex Steel S31803 Threaded Screws in customized sizes and shapes for our esteemed clients.
Duplex S31803 Screws Specifications
|Specifications||:||ASTM A 479 ASME SA 479|
|Standard||:||IS, ASTM, BS and all International Standards|
|Length||:||3 mm to 200 mm|
|Size||:||M3 – M56 | 3/6″ to 2″ | Custom Sizes|
|Type||:||Hex Head Screw, Socket Head Cap Screw, Socket Set Screws, Anchor Screw, Blind Rivet, Concrete screw, Threaded Screw, Steel Shoulder Screw, Panel Screw, Machine Screw.|
|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|
|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 %|
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
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
• 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)
Sachiya Steel International is One Of The Leading Manufacturer And Exporter Of High Quality Duplex Steel S31803 Screws, which is factory – made at par by means of the international quality of standards by making use of superior – grade of steel. Duplex Steel S31803 Hex Head Screws resists sulphide stress corrosion and chloride atmospheres.
Product Brand: Sachiya Steel International
Product In-Stock: InStock
We are an ISO TUV 9001:2015 Certified Company in India. We Sachiya Steel International Manufacturers Supplier and Exporter of Pipes and Tubes Products in India. We Provide all Types of Materials, Grades, Shapes, and Sizes as per the client’s requirements.