In addition to their corrosion resistance, stainless steel anchor bolts also offer high tensile strength and fatigue resistance. This is crucial in applications where the bolts are subjected to heavy loads or repetitive stress, such as in bridges, buildings, or industrial equipment. The 3% molybdenum and 8% nickel composition of these anchor bolts provides the necessary strength and toughness to withstand such conditions.

In conclusion, M6 hex head bolts are indispensable fasteners that combine strength, versatility, and ease of use. Their applications span across numerous industries, making them a fundamental component in manufacturing, construction, and DIY projects. By understanding their features and proper usage techniques, users can ensure reliable and secure fastening in their applications.

Expandable anchors, often known as expansion anchors, are fasteners designed to secure objects to solid materials such as concrete, brick, or stone. The fundamental principle behind their design is the ability to expand under pressure, thereby creating a secure grip within the base material. When installed, the anchor's body expands outward, locking itself firmly in place, making it suitable for heavy loads and dynamic forces.

2. Corrosion Resistance Many manufacturers provide M20 bolts with coatings or treatments (like galvanization) to enhance corrosion resistance. This is vital for outdoor and industrial applications where exposure to moisture and chemicals is common.

The addition of washers to hex head self-tapping screws is another feature that enhances their performance. Washers are flat discs, usually made of metal or plastic, placed under the head of the screw. They serve several important purposes