304 stainless steel cylindrical hex head screws

Hex socket screws excel in precision, durability, and adaptability, but their performance relies on proper tool use, material selection, and adherence to torque guidelines. Addressing these factors ensures reliable fastening and extends the lifespan of both the screw and the assembly.

Key Features

1. Hexagonal Recess Drive: Designed with a six-sided internal socket, enabling engagement with hex keys (Allen wrenches) or socket drivers for secure torque transmission.

2. High Torque Capacity: The deep recess and precise tool fit minimize slippage, allowing higher tightening forces compared to slotted or Phillips-head screws.

3. Compact Head Design: Low-profile heads (e.g., socket cap, button head) save space and suit applications requiring flush or recessed installation.

4. Material Variety: Available in stainless steel, alloy steel, titanium, and corrosion-resistant coatings (e.g., zinc-plated, black oxide) for diverse environments.

5. Thread Precision: Engineered with uniform threading (metric or imperial) to ensure reliable grip and load distribution.

6. Tamper-Resistant Options: Specialty versions feature pins, security hex patterns, or unique drives to prevent unauthorized removal.

Usage Considerations

1. Tool Compatibility:

Always use an undamaged hex key or driver that matches the screw size to avoid stripping the socket.

Ensure that the tool is fully inserted into the recess to maximize contact and prevent rounding.

2. Torque Control:

Apply torque gradually and evenly to prevent over-tightening, which may damage the screw or workpiece.

Use a torque wrench for critical applications (e.g., aerospace, automotive) to meet specified torque values.

3. Material and Environment:

Select materials resistant to corrosion (e.g., stainless steel for outdoor use) or high temperatures (e.g., titanium in aerospace).

Avoid galvanic corrosion by pairing screws with compatible metals (e.g., stainless steel with aluminum may require insulation).

4. Thread Preparation:

Pre-drill pilot holes for hard materials (e.g., metal, hardwood) to prevent thread deformation or screw breakage.

Use thread-locking compounds (e.g., Loctite) in vibrating environments to secure fasteners.

5. Head Type Selection:

Choose flat heads for flush surfaces, cap heads for higher strength, or button heads for aesthetic/low-clearance needs.

Ensure that the head style aligns with the required load-bearing capacity.

6. Avoid Overloading:

Hex socket screws are strong but not immune to shear or tensile failure. Confirm load ratings match application demands.

7. Inspection and Maintenance:

Periodically check screws in high-stress or vibrating systems for loosening or wear.

Promptly replace damaged or corroded screws to maintain structural integrity.

About Us

Shanghai Tengri Metal Products Co., Ltd. is an OEM manufacturer of steel/stainless steel/brass/titanium/aluminum/duplex fasteners (mainly producing bolts/washers/nuts/screws/anchors/rivets), providing a variety of products to meet your diverse needs. We have been cooperating with large companies around the world.

Since the establishment of our company, we have adhered to the management principles of "quality first, customer first, and reputation first", and have always made every effort to meet the potential needs of our customers. With the unstoppable trend of economic globalization, our company is sincerely willing to cooperate with enterprises from all over the world to achieve a win-win situation. With SGS, BV, PPAP certification qualifications and extreme standards, we have over 30 years of experience in this field, making us highly competitive in the current market.