Stainless Steel Screws

Stainless steel screws are one of the most widely used fasteners in modern industries, known for their excellent durability, anti-rust properties, and precision performance. Available in 304 stainless steel screws, 316 stainless steel screws, and marine grade stainless steel screws, they are designed to withstand harsh environments while ensuring reliable fastening. Whether you require small size stainless steel screws for electronics or heavy duty stainless steel screws for construction and machinery, we provide solid stainless steel screws with superior strength, precision, and corrosion resistance.

We specialize in custom OEM stainless steel screws, offering tailored solutions in terms of Material, dimensions, head type, and surface treatment. With advanced CNC Machining, turning, and milling processes, we deliver precision stainless steel screws that meet global standards for automotive, aerospace, marine, and industrial applications.

Key Features

• Corrosion Resistant – Anti-rust stainless steel screws for long-term durability in harsh environments.

• Material Options – Available in 304 stainless steel screws, 316 stainless steel screws, and marine grade stainless steel screws.

• High Precision – High precision stainless steel screws with tight tolerance for critical applications.

• Strength & Reliability – Heavy duty stainless steel screws suitable for structural and load-bearing uses.

• Customization – Custom OEM stainless steel screws with different head types, drive systems, and coatings.

• Versatility – From electronics to aerospace, our screws meet diverse fastening needs.

Manufacturing Process

1. Material Cutting & Preparation – Select premium stainless steel rods.

2. Cold Heading / Forging – Shape the screw body with high consistency.

3. CNC Machining – Achieve accurate dimensions for precision stainless steel screws.

4. Thread Rolling – Ensure strong, wear-resistant threads.

5. Heat Treatment – Enhance hardness, toughness, and durability.

6. Surface Treatment – Improve corrosion resistance and visual finish.

7. Inspection & Packaging – 100% quality control before delivery.

Material Selection

• 304 Stainless Steel Screws – Excellent corrosion resistance, widely used in construction, furniture, and household applications.

• 316 Stainless Steel Screws – Superior resistance to saltwater and chemicals, ideal for marine, chemical, and medical applications.

• Marine Grade Stainless Steel Screws – Designed for extreme outdoor and underwater environments.

• Carbon Steel & Alloy Steel – Cost-effective options for high-strength fastening.

• Aluminum Screws – Lightweight and non-magnetic, suitable for electronics and aerospace.

Surface Treatment Options

• Polishing – Smooth and aesthetic finish.

• Passivation – Enhanced corrosion resistance.

• Electroplating (Nickel, Zinc, Chrome) – Anti-rust protection and improved appearance.

• Black Oxide – Low-glare and wear-resistant coating.

• Anodizing (for aluminum) – Decorative and corrosion-resistant finish.

Precision & Quality Control

• Dimensional Accuracy – Tolerance up to ±0.01mm for high precision stainless steel screws.

• Surface Roughness – Ra ≤ 0.8μm for smooth finishes.

• Testing Equipment – Coordinate Measuring Machines (CMM), hardness testers, salt spray testers, and tensile strength machines.

• Strict Standards – Products comply with DIN, ISO, ANSI, and JIS requirements.

Applications

• Automotive Industry – Engine, chassis, and interior fastening.

• Aerospace & Aviation – Lightweight yet strong fasteners for aircraft components.

• Marine & Offshore – Marine grade stainless steel screws for ships, docks, and offshore equipment.

• Electronics & Electrical Devices – Small size stainless steel screws for circuit boards and precision devices.

• Industrial Machinery – Heavy duty stainless steel screws for manufacturing equipment.

• Construction & Furniture – Durable and corrosion-resistant fastening solutions.

FAQ

Q1: Do you provide custom OEM stainless steel screws?
Yes, we are a custom OEM stainless steel screw manufacturer. We can design and produce screws according to your drawings, samples, or specific requirements.

Q2: What grades of stainless steel are available?
We mainly offer 304 stainless steel screws, 316 stainless steel screws, and marine grade stainless steel screws for corrosion resistance and durability.

Q3: What is your lead time?
Standard sizes are available in stock. For custom screws, lead time is typically 15–30 days depending on order quantity and specifications.

Q4: What is your machining capability?
We provide CNC machined stainless steel screws, turning, milling, and thread rolling, with tolerance control up to ±0.01mm.

Q5: How do you ensure product quality?
All screws undergo strict inspections including dimensional checks, salt spray corrosion tests, and tensile strength tests before shipment.