Sachiya Steel International is one of the Leading Manufacturer And Exporter Of High Quality Stainless Steel 317L Screw, which are finished in an AOD vessel and the carbons levels are generally low due to the absence of oxygen. Generally manganese is added to Stainless Steel 317L Hex Head Screws to assist in de – oxidation, during melting, and to prevent the formation of iron sulphide inclusions which can cause hot cracking problems. Stainless Steel 317L Socket Head Cap Screws is also an “austenite” stabilizer and when added in higher levels (from 4 % to 15%) replace some of the nickel in stainless steel grades.
Titanium is the main element used to stabilize Stainless Steel 317L Socket Set Screws before the use of AOD (Argon-Oxygen Decarburization) vessels. When Stainless Steel 317L Anchors Screws is melted in air, it is difficult to reducing the carbon levels. Stainless Steel 317L Blind Rivet Screws is allowed to have a maximum carbon level of 0.15 %.
At this high level, something was needed to stabilize the carbon in Stainless Steel 317L Concrete Screws and titanium was the most common way. Titanium will react with the carbon to form titanium carbides in Stainless Steel 317L Threaded Screws and prevent the formation of chrome carbides that could affect the formation of the “passive” layer. The higher the chromium levels in Stainless Steel 317L Steel Shoulder Screws, the greater the protection.
SS 317L Screws Specifications |
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| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | IS, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M33 |
| 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. |
317L Stainless Steel Screw Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 317L | min. | – | – | – | – | – | 18.0 | 3.00 | 11.0 | – |
| max. | 0.03 | 2.0 | 0.75 | 0.040 | 0.03 | 20.0 | 4.00 | 15.0 | – | |
Stainless Steel 317L Screw Mechanical Properties
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 317L | 515 | 205 | 35 | 95 | 217 |
Stainless Steel 317L Screw Physical Properties
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (m/m/0C) | Thermal Conductivity (W/m.K) | Specific Heat 0-1000C (J/kg.K) | Electrical Resistivity (n.m) | |||
| 0-1000C | 0-3150C | 0-5380C | at 1000C | at 5000C | |||||
| 317L | 8000 | 193 | 17.2 | 17.8 | 18.4 | 16.2 | 21.5 | 500 | 720 |
Equivalent Grades for 317L Stainless Steel Screw
| Grade | UNS No | Old British | Euronorm | Swedish SS | Japanese JIS | ||
| BS | En | No | Name | ||||
| 317L | S31703 | – | – | 1.4438 | – | – | – |
SS 317L Screws 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
317L Steel Screws 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)
Stainless Steel 317L Screw
Sachiya Steel International is one of the Leading Manufacturer And Exporter Of High Quality Stainless Steel 317L Screw, which are finished in an AOD vessel and the carbons levels are generally low due to the absence of oxygen. Generally manganese is added to Stainless Steel 317L Hex Head Screws to assist in de – oxidation, during melting, and to prevent the formation of iron sulphide inclusions which can cause hot cracking problems.
Product Brand: Sachiya Steel International
Product Currency: INR
Product Price: 250
Product In-Stock: InStock
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