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316 Stainless Steel Fasteners – Premium Fastener from China Manufacturer
316 Stainless Steel Fasteners are engineered for superior performance in corrosive and high-stress environments, making them a preferred choice across industries. Manufactured by our expert China factory, these stainless steel fasteners combine molybdenum-enhanced corrosion resistance with the strength of an austenitic alloy. Ideal for harsh conditions like marine or chemical settings, they’re available in customized sizes to ensure a perfect fit for your application, delivering reliability and longevity where it matters most.
Price: Contact Us for a Custom Quote
To obtain a precise 316 Stainless Steel Fasteners price, please submit your inquiry via our website’s contact form. Pricing is tailored to your specifications, including fastener type, dimensions, quantity, and any customized sizes you require. Our team will respond quickly with a competitive quote designed to meet your project’s budget and timeline.
Specifications
Our 316 SS Fasteners are available in a comprehensive range of options:
- Types: Bolts, screws, nuts, washers, snap fasteners
- Diameter: M1.6 to M64 (metric), #0 to 2-1/2” (imperial)
- Length: 3 mm to 300 mm, customizable
- Head Style: Hex, flat, round, pan, socket head
- Surface Finish: Plain, polished, passivated for added protection
- Standards: DIN, ISO, ASME, ASTM A193/A194
- Thread: Coarse, fine, or tailored to your needs
Key Features (Advantages)
- Exceptional resistance to pitting and crevice corrosion, thanks to molybdenum
- High strength and durability, even in extreme temperatures
- Non-magnetic properties, suitable for sensitive equipment
- Available in customized sizes for precise project compatibility
- Easy to weld and fabricate, streamlining installation
- Superior quality from a trusted China manufacturer
Applications
316 SS Fasteners excel in demanding industries and uses:
- Marine: Securing boat fittings with stainless steel bolts and nuts in saltwater
- Chemical Processing: Valves and pipes using stainless steel screws
- Pharmaceuticals: Hygienic equipment with stainless steel washers
- Construction: Structural assemblies with stainless fixings
- Oil & Gas: Piping systems relying on ss screws and snap fasteners
Chemical Composition
| Element | Percentage (%) |
|---|---|
| Chromium (Cr) | 16.0 - 18.0 |
| Nickel (Ni) | 10.0 - 14.0 |
| Molybdenum (Mo) | 2.0 - 3.0 |
| Carbon (C) | 0.08 max |
| Manganese (Mn) | 2.0 max |
| Silicon (Si) | 1.0 max |
| Phosphorus (P) | 0.045 max |
| Sulfur (S) | 0.03 max |
| Iron (Fe) | Balance |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 515 - 750 MPa |
| Yield Strength | 205 - 240 MPa |
| Elongation | ≥40% |
| Hardness (Rockwell B) | ≤95 HRB |
Chemical Properties
The 316 Stainless Steel Fasteners resist a range of corrosive agents:
- Acids: Strong performance against sulfuric and acetic acids
- Alkalis: Reliable in mild alkaline environments like sodium hydroxide
- Limitations: Vulnerable to severe chloride exposure at high temperatures
Molybdenum boosts resistance to pitting, especially in chloride-rich conditions.
Things to Note (Limitations)
When using 316 SS Fasteners, consider these factors:
- Avoid prolonged exposure to 425-860°C (797-1580°F) to prevent sensitization
- Less effective in highly oxidizing acids—316L or 317 may be better options
- Heavy welding may require annealing to maintain corrosion resistance
Corrosion Data
| Environment | Corrosion Resistance |
|---|---|
| Atmospheric (Marine) | Excellent, resists chloride pitting |
| Potable Water | Handles up to 1000 mg/L chlorides |
| Sulfuric Acid (Dilute) | Strong resistance at ambient temperatures |
| High Chloride (Hot) | Moderate, pitting possible above 60°C |
Best Welding and Manufacturing Practices
Fabricating 316 Stainless Steel Fasteners is efficient with the right approach:
- Methods: TIG, MIG, or resistance welding with 316 or 308L filler
- Tips: Control heat to avoid carbide precipitation; annealing optional for heavy welds
- Processing: Cold forming and machining for customized sizes
Our factory ensures precision in every stainless steel fastener.
What Customers Say About Our SS Fasteners
Frequently Asked Questions
Q: Why pick 316 over other stainless steel grades for fasteners?
A: 316 SS Fasteners bring molybdenum to the table, which kicks up their resistance to saltwater and chemical corrosion compared to grades like 304. If you’re dealing with harsh, chloride-heavy environments, 316 is the tougher contender.
Q: Can these fasteners really stand up to ocean conditions?
A: Absolutely—they’re built for it! The molybdenum in 316 SS Fasteners tackles pitting from saltwater like a champ, making them a favorite for marine rigs and coastal builds where rust isn’t an option.
Q: What’s the deal with all these head styles—does it matter?
A: It’s not just looks! Whether you go hex, socket, or pan head, the head style affects torque, accessibility, and load distribution. We tweak 316 SS Fasteners to match your setup—practicality over flash.
Q: Are they overkill for indoor projects?
A: Not necessarily. While 316 SS Fasteners shine in brutal conditions, their strength and non-magnetic perks work anywhere—like pharma or food processing indoors where hygiene and durability count.
Q: How fast can I get a quote if I need something specific?
A: Hit us up through the website with your specs—size, type, quantity—and our China crew will fire back a 316 Stainless Steel Fasteners price within 24 hours. We’re quick because we know downtime isn’t your friend.
Q: Do I need to worry about them weakening over time?
A: Not much! These 316 SS Fasteners hold their own unless you push them into that tricky 425-860°C zone for too long—then you might see some corrosion creep in. Stick to normal use, and they’re rock solid.