Phillips Hex Head Screws Combination Bolts Spring Flat Double Washer is a bolt with a cross slot, hex head and a combination of spring and flat washers.
Stainless Steel (304/316): Offers superior corrosion resistance and is suitable for moist or corrosive environments. The 316 grade has additional molybdenum, providing even better corrosion resistance, especially in marine applications.
Carbon Steel: Provides good strength and is the most common material for bolts. It may require additional surface treatments like galvanizing for increased corrosion resistance.
Alloy Steel: Offers enhanced strength and durability. It is often used in high-stress applications where high tensile strength is required.
Advantage:
Anti-loosening performance: spring washers provide additional anti-loosening effect, reducing the risk of loosening due to vibration or impact. Quick Installation: The design of the combination bolt reduces the number of steps required to place separate washers during installation, speeding up assembly. Double Washers: The combination of spring washers and flat washers provides improved support and vibration protection, while also helping to prevent corrosion. HIGH STRENGTH: Usually made of high-strength materials, they are able to withstand large preload forces.
Scope of Application
Mechanical assembly: Used in mechanical equipment to provide a solid connection and anti-loosening effect. Electronic equipment: used in the assembly of electronic equipment to secure circuit boards and other components. Furniture Manufacturing: In the assembly of furniture, to provide a durable and non-loosening connection. Construction industry: In building structures, for connecting structural components to ensure long-term stability.
Quality Certification
Hebei Bentley is ISO9001:2015 certified and equipped with relevant certificates for quality assurance. Due to its specific dimensions and performance levels, it is suitable for a wide range of industrial and commercial scenarios including, but not limited to: machine building, construction work, transport, energy industry, timber frame connections.
Quality inspection
Bentley has invested a huge amount of money to builda product testing laboratory, equipped with importedhigh-end instruments:such as thread comprehensivescanners, high temperature tensile testing machines,high frequency fatigue testing machines, etc., to ensurethat all products are strictly tested before leaving thewarehouse to ensure the reliability of customers duringuse.