Stainless Steel 316 / 316L / 316Ti Bolts Supplier & Exporter
Aurum Overseas is a trusted manufacturer and global supplier of premium quality Stainless Steel 316, 316L & 316Ti Bolts engineered for highly corrosive industrial environments. These molybdenum-bearing austenitic stainless steel bolting solutions are widely used in marine engineering, offshore platforms, chemical processing plants, pharmaceutical equipment, food processing systems, petrochemical facilities, and industrial projects where corrosion resistance is critical.
Among corrosion-resistant stainless steel fasteners, the 316 series remains one of the most preferred material families because of excellent resistance against chlorides, acidic chemicals, saltwater exposure, and pitting corrosion. SS 316 Bolts are widely used for general corrosion-resistant industrial applications, SS 316L Bolts are preferred for welded assemblies due to lower carbon content, while SS 316Ti Bolts offer titanium stabilization for improved high-temperature corrosion resistance and better structural stability.
As an experienced industrial exporter, Aurum Overseas manufactures and supplies stainless steel bolting solutions according to ASTM, ASME, DIN, ISO, BS, and international standards for demanding engineering applications worldwide.
SS 316 / 316L / 316Ti Stainless Steel Bolts – Product Overview
The stainless steel 316 family belongs to the austenitic chromium-nickel-molybdenum stainless steel category designed to perform in aggressive industrial environments involving moisture, chlorides, chemical exposure, seawater corrosion, and elevated temperatures. The addition of molybdenum significantly improves corrosion resistance compared to conventional stainless steel grades.
SS 316 Bolts are considered standard molybdenum-alloy stainless steel bolts offering superior corrosion resistance for industrial applications exposed to chlorides and industrial chemicals. SS 316L Bolts, being low-carbon variants, minimize carbide precipitation during welding and improve resistance in fabricated structures. SS 316Ti Bolts contain titanium stabilization which enhances intergranular corrosion resistance and improves performance in high-temperature industrial environments.
Because of this balanced corrosion resistance and mechanical strength, these bolts are extensively used in marine systems, offshore engineering, desalination plants, chemical reactors, pharmaceutical equipment, pressure vessels, and food-grade processing facilities.
Specifications of Stainless Steel 316 / 316L / 316Ti Bolts
| Specification | Details |
|---|---|
| Product | Stainless Steel 316 / 316L / 316Ti Bolts |
| Grades | SS 316, SS 316L, SS 316Ti |
| ASTM Standards | ASTM A193 / ASTM A194 |
| ASME Standards | ASME SA193 / SA194 |
| International Standards | DIN, ASTM, BS, ISO, ANSI |
| Bolt Size | M3 – M56 |
| Custom Size Range | 3/6" – 2" |
| Extended Length | 3 mm – 2000 mm |
| Standard Length | 3 mm – 200 mm |
| Washer Size | M3 – M56 |
| Nut Size | M3 – M56 |
| Certification | EN 10204 3.1 / MTC |
| Manufacturing | Hot Forged / Cold Forged / CNC Machined |
Mechanical Properties of SS 316, SS 316L & SS 316Ti Bolts
Each grade offers similar strength characteristics while differing in corrosion performance and thermal stability.
| Property | SS 316 | SS 316L | SS 316Ti |
|---|---|---|---|
| Tensile Strength | 515 MPa | 485 MPa | 515 MPa |
| Yield Strength | 205 MPa | 170 MPa | 205 MPa |
| Elongation | 40% | 40% | 40% |
| Hardness | 217 HB Max | 217 HB Max | 217 HB Max |
| Density | 8.0 g/cm³ | 8.0 g/cm³ | 8.0 g/cm³ |
| Corrosion Resistance | Excellent | Excellent | Excellent |
| Temperature Stability | Moderate | Moderate | High |
Chemical Composition of SS 316, 316L & 316Ti Stainless Steel Bolts
The primary differences lie in carbon content, titanium stabilization, and resistance under corrosive service conditions.
| Element | SS 316 | SS 316L | SS 316Ti |
|---|---|---|---|
| Chromium | 16 – 18% | 16 – 18% | 16 – 18% |
| Nickel | 10 – 14% | 10 – 14% | 10 – 14% |
| Molybdenum | 2 – 3% | 2 – 3% | 2 – 3% |
| Carbon | 0.08 Max | 0.03 Max | 0.08 Max |
| Titanium | — | — | 5x Carbon Min |
| Manganese | 2.0 Max | 2.0 Max | 2.0 Max |
| Silicon | 1.0 Max | 1.0 Max | 1.0 Max |
| Iron | Balance | Balance | Balance |
Equivalent Grades of Stainless Steel 316 Series Bolts
| Standard | SS 316 | SS 316L | SS 316Ti |
|---|---|---|---|
| UNS | S31600 | S31603 | S31635 |
| ASTM | 316 | 316L | 316Ti |
| EN | 1.4401 | 1.4404 | 1.4571 |
| DIN | X5CrNiMo17-12-2 | X2CrNiMo17-12-2 | X6CrNiMoTi17-12-2 |
| JIS | SUS316 | SUS316L | SUS316Ti |
Types of Stainless Steel 316 / 316L / 316Ti Bolts Available
Different industrial assemblies require different bolt configurations depending on pressure, vibration resistance, and environmental conditions.
Bolt Type
| Bolt Type | Applications |
|---|---|
| Hex Bolts | General industrial assemblies |
| Stud Bolts | Flange connections |
| Heavy Hex Bolts | Pressure systems |
| U Bolts | Pipe support systems |
| Eye Bolts | Rigging applications |
| Anchor Bolts | Structural mounting |
| Socket Head Bolts | Precision machinery |
| Carriage Bolts | Structural fabrication |
| Machine Screws | Equipment fastening |
| Custom Bolts | Project-specific requirements |
Available Thread Options
| Thread Type | Availability |
|---|---|
| UNC Threads | Available |
| UNF Threads | Available |
| Metric Threads | Available |
| BSW Threads | Available |
| BSF Threads | Available |
| Fine Threads | Available |
| Custom Thread Configurations | Available |
Stainless Steel 316 Bolts Suppliers in Europe for Marine & Chemical Processing Applications
Europe has significant demand for corrosion-resistant stainless steel bolting solutions used in chemical processing facilities, marine engineering systems, pharmaceutical manufacturing, food processing equipment, and water treatment infrastructure. The 316 stainless steel family is widely preferred because of excellent chloride resistance and long-term corrosion performance.
Aurum Overseas supplies certified stainless steel 316 series bolting solutions to Germany, France, Italy, Spain, Netherlands, Belgium, and other European industrial markets with complete inspection documentation and international export support.
Stainless Steel 316 Bolts Exporters in USA for Industrial Manufacturing & Process Engineering Applications
Industrial sectors across the United States use corrosion-resistant stainless steel fastening systems extensively in chemical plants, pharmaceutical production, offshore projects, marine engineering, and industrial fabrication environments exposed to moisture and aggressive chemicals.
Aurum Overseas exports high-quality stainless steel bolting solutions throughout the USA with certified material traceability, international quality certifications, third-party inspection support, and dependable export logistics for industrial procurement projects.
Stainless Steel 316 Bolts Suppliers in Gulf Countries for Offshore & Refinery Projects
The Gulf region creates strong demand for corrosion-resistant fastening systems used in offshore drilling platforms, refinery projects, desalination plants, marine systems, petrochemical facilities, and coastal infrastructure exposed to aggressive chloride environments. Stainless steel 316 series bolts remain among the most widely specified materials for such applications.
Aurum Overseas supplies certified stainless steel bolts across UAE, Saudi Arabia, Qatar, Kuwait, Oman, and Bahrain with project-based manufacturing support, export documentation, and reliable international shipping solutions.
Industries Using Stainless Steel 316 Series Bolting Solutions
These corrosion-resistant stainless steel grades are widely used across industrial sectors requiring long service life in aggressive environments.
| Industry | Applications |
|---|---|
| Marine Engineering | Saltwater systems |
| Offshore Platforms | Structural fastening |
| Chemical Processing | Reactor assemblies |
| Pharmaceutical | Process equipment |
| Food Processing | Hygienic systems |
| Petrochemical | Industrial piping |
| Water Treatment | Corrosion-resistant systems |
| Desalination Plants | Chloride-rich environments |
| Refineries | Process equipment |
| Industrial Fabrication | Structural assemblies |
Stainless Steel 316 Bolts Grade Comparison for Corrosion Resistant Applications
SS 316 Bolts are widely used for general corrosion-resistant industrial applications requiring excellent resistance against moisture, chlorides, and industrial chemicals. SS 316L Bolts are commonly selected for welded assemblies because lower carbon content improves weldability and reduces carbide precipitation after fabrication. SS 316Ti Bolts are preferred when applications involve elevated temperatures because titanium stabilization improves resistance against intergranular corrosion and thermal exposure.
For applications requiring improved resistance in aggressive chemical environments, industrial buyers often compare SS 317L Bolts because of higher molybdenum content and stronger corrosion resistance. In marine and seawater applications where chloride resistance becomes critical, engineers frequently evaluate SMO 254 Bolts because of their superior pitting resistance and excellent seawater corrosion performance.
The final material selection depends on corrosion exposure, chloride concentration, operating temperature, fabrication requirements, and expected service life.
Why Industrial Buyers Choose Aurum Overseas for Stainless Steel Fastening Solutions
Aurum Overseas supplies high-performance stainless steel fastening solutions engineered specifically for demanding industrial environments where corrosion resistance, mechanical reliability, and long-term durability are critical. We work closely with EPC contractors, procurement teams, engineering companies, and industrial buyers requiring certified material supply for critical applications.
Our commitment to quality manufacturing, international compliance standards, custom production capabilities, and dependable export logistics allows us to support industrial projects worldwide.
- Certified Material Test Certificates
- Custom Manufacturing Support
- Bulk Production Capability
- International Export Packaging
- Third Party Inspection
- Fast Delivery Worldwide
- Competitive Industrial Pricing
- Full Material Traceability
Frequently Asked Questions
1. What is Stainless Steel 316?
Stainless Steel 316 is an austenitic chromium-nickel-molybdenum stainless steel grade designed for
corrosion-resistant applications. It offers excellent resistance against chlorides, chemicals, moisture,
and industrial corrosive environments.
2. What is UNS S31603?
UNS S31603 is the material designation for Stainless Steel 316L. This low-carbon grade is commonly used
for welded assemblies and fabricated equipment exposed to corrosive service environments.
3. What is UNS S31635?
UNS S31635 is the official designation for Stainless Steel 316Ti containing titanium stabilization. It
is widely used in high-temperature industrial systems and thermal processing applications.
4. What is the difference between SS 316 and SS 316L Bolts?
The primary difference is carbon content. SS 316L Bolts contain lower carbon which improves weldability
and reduces carbide precipitation, while standard SS 316 Bolts are preferred for general
corrosion-resistant industrial applications.
5. What is the difference between SS 316 and SS 316Ti Bolts?
SS 316Ti Bolts contain titanium stabilization that improves resistance against intergranular corrosion
at elevated temperatures, while standard SS 316 Bolts are used for general corrosive service conditions.
6. Do You Export Stainless Steel 316 Series Bolts to Europe?
Yes. Aurum Overseas exports certified stainless steel bolting solutions throughout Germany, France,
Italy, Spain, Netherlands, Belgium, and other European industrial markets with full export
documentation.
Request Technical Support & Pricing
Selecting the correct stainless steel fastening material directly impacts long-term equipment reliability, corrosion performance, and project durability. Aurum Overseas supplies certified industrial bolting solutions manufactured according to international standards for demanding engineering environments worldwide.
Our technical team supports procurement managers, EPC contractors, industrial buyers, and engineering companies with product selection guidance, technical documentation, custom manufacturing requirements, bulk pricing support, and global export solutions for industrial projects.
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